./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL --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 64bit --witnessprinter.graph.data.programhash dc9b4419040844a8ce97c3095eb41b2953480fc707644afeacf474d04d13edb4 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:36:04,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:36:04,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:36:04,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:36:04,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:36:04,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:36:04,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:36:04,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:36:04,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:36:05,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:36:05,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:36:05,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:36:05,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:36:05,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:36:05,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:36:05,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:36:05,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:36:05,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:36:05,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:36:05,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:36:05,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:36:05,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:36:05,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:36:05,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:36:05,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:36:05,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:36:05,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:36:05,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:36:05,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:36:05,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:36:05,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:36:05,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:36:05,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:36:05,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:36:05,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:36:05,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:36:05,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:36:05,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:36:05,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:36:05,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:36:05,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:36:05,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-25 07:36:05,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:36:05,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:36:05,090 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:36:05,090 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:36:05,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:36:05,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:36:05,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:36:05,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:36:05,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:36:05,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:36:05,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:36:05,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:36:05,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:36:05,095 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:36:05,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:36:05,096 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:36:05,096 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:36:05,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:36:05,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:36:05,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:36:05,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:36:05,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:36:05,098 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:36:05,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:36:05,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:36:05,098 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_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc9b4419040844a8ce97c3095eb41b2953480fc707644afeacf474d04d13edb4 [2021-11-25 07:36:05,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:36:05,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:36:05,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:36:05,472 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:36:05,473 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:36:05,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-25 07:36:05,556 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/data/eff5f322c/ec0bc2fb769b4798ad65bdc1c20fb473/FLAG1d73b0104 [2021-11-25 07:36:06,666 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:36:06,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-25 07:36:06,722 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/data/eff5f322c/ec0bc2fb769b4798ad65bdc1c20fb473/FLAG1d73b0104 [2021-11-25 07:36:06,980 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/data/eff5f322c/ec0bc2fb769b4798ad65bdc1c20fb473 [2021-11-25 07:36:06,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:36:06,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:36:06,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:36:06,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:36:06,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:36:06,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:36:06" (1/1) ... [2021-11-25 07:36:06,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1893f7f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:06, skipping insertion in model container [2021-11-25 07:36:06,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:36:06" (1/1) ... [2021-11-25 07:36:07,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:36:07,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:36:10,366 WARN L230 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_1c0859da-6d45-4670-8934-6254a402782e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351536,351549] [2021-11-25 07:36:10,370 WARN L230 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_1c0859da-6d45-4670-8934-6254a402782e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351705,351718] [2021-11-25 07:36:10,371 WARN L230 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_1c0859da-6d45-4670-8934-6254a402782e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351872,351885] [2021-11-25 07:36:10,372 WARN L230 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_1c0859da-6d45-4670-8934-6254a402782e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[352040,352053] [2021-11-25 07:36:10,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:36:10,576 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:36:11,101 WARN L230 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_1c0859da-6d45-4670-8934-6254a402782e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351536,351549] [2021-11-25 07:36:11,102 WARN L230 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_1c0859da-6d45-4670-8934-6254a402782e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351705,351718] [2021-11-25 07:36:11,102 WARN L230 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_1c0859da-6d45-4670-8934-6254a402782e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351872,351885] [2021-11-25 07:36:11,103 WARN L230 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_1c0859da-6d45-4670-8934-6254a402782e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[352040,352053] [2021-11-25 07:36:11,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:36:11,368 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:36:11,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11 WrapperNode [2021-11-25 07:36:11,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:36:11,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:36:11,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:36:11,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:36:11,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:11,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:12,185 INFO L137 Inliner]: procedures = 277, calls = 5697, calls flagged for inlining = 115, calls inlined = 103, statements flattened = 8108 [2021-11-25 07:36:12,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:36:12,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:36:12,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:36:12,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:36:12,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:12,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:12,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:12,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:12,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:12,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:12,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:12,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:36:12,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:36:12,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:36:12,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:36:12,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:36:11" (1/1) ... [2021-11-25 07:36:12,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:36:12,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:36:12,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:36:12,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0859da-6d45-4670-8934-6254a402782e/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:36:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure setbrightness [2021-11-25 07:36:12,881 INFO L138 BoogieDeclarations]: Found implementation of procedure setbrightness [2021-11-25 07:36:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_fr [2021-11-25 07:36:12,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_fr [2021-11-25 07:36:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_sb [2021-11-25 07:36:12,882 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_sb [2021-11-25 07:36:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-25 07:36:12,882 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-25 07:36:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2021-11-25 07:36:12,882 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2021-11-25 07:36:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 07:36:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 07:36:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 07:36:12,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 07:36:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-25 07:36:12,883 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-25 07:36:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 07:36:12,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 07:36:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_upload_quan_tables [2021-11-25 07:36:12,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_upload_quan_tables [2021-11-25 07:36:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2021-11-25 07:36:12,885 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2021-11-25 07:36:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:36:12,885 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:36:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2021-11-25 07:36:12,885 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2021-11-25 07:36:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w_mask [2021-11-25 07:36:12,886 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w_mask [2021-11-25 07:36:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_i2c_w [2021-11-25 07:36:12,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_i2c_w [2021-11-25 07:36:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:36:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-11-25 07:36:12,887 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-11-25 07:36:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_mode [2021-11-25 07:36:12,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_mode [2021-11-25 07:36:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_handle_button [2021-11-25 07:36:12,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_handle_button [2021-11-25 07:36:12,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:36:12,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 07:36:12,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 07:36:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_stop [2021-11-25 07:36:12,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_stop [2021-11-25 07:36:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_stop [2021-11-25 07:36:12,889 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_stop [2021-11-25 07:36:12,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-25 07:36:12,890 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-25 07:36:12,890 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-25 07:36:12,890 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-25 07:36:12,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 07:36:12,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 07:36:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure sd_reset_snapshot [2021-11-25 07:36:12,891 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_reset_snapshot [2021-11-25 07:36:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:36:12,891 INFO L130 BoogieDeclarations]: Found specification of procedure mode_init_ov_sensor_regs [2021-11-25 07:36:12,891 INFO L138 BoogieDeclarations]: Found implementation of procedure mode_init_ov_sensor_regs [2021-11-25 07:36:12,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 07:36:12,892 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_read_ack [2021-11-25 07:36:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_read_ack [2021-11-25 07:36:12,892 INFO L130 BoogieDeclarations]: Found specification of procedure write_regvals [2021-11-25 07:36:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure write_regvals [2021-11-25 07:36:12,893 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_reg_w32 [2021-11-25 07:36:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_reg_w32 [2021-11-25 07:36:12,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 07:36:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 07:36:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2021-11-25 07:36:12,894 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2021-11-25 07:36:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure write_i2c_regvals [2021-11-25 07:36:12,894 INFO L138 BoogieDeclarations]: Found implementation of procedure write_i2c_regvals [2021-11-25 07:36:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 07:36:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_write_byte [2021-11-25 07:36:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_write_byte [2021-11-25 07:36:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure sd_g_volatile_ctrl [2021-11-25 07:36:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_g_volatile_ctrl [2021-11-25 07:36:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 07:36:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 07:36:12,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 07:36:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2021-11-25 07:36:12,896 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2021-11-25 07:36:12,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:36:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 07:36:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 07:36:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-25 07:36:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-25 07:36:12,897 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2021-11-25 07:36:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2021-11-25 07:36:12,898 INFO L130 BoogieDeclarations]: Found specification of procedure init_ov_sensor [2021-11-25 07:36:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ov_sensor [2021-11-25 07:36:12,898 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_fsb [2021-11-25 07:36:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_fsb [2021-11-25 07:36:12,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:36:12,899 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2021-11-25 07:36:12,899 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2021-11-25 07:36:12,899 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-11-25 07:36:12,900 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-11-25 07:36:12,900 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_start [2021-11-25 07:36:12,900 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_start [2021-11-25 07:36:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2021-11-25 07:36:12,901 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2021-11-25 07:36:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_set_crop_window [2021-11-25 07:36:12,901 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_set_crop_window [2021-11-25 07:36:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-25 07:36:12,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-25 07:36:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_led_control [2021-11-25 07:36:12,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_led_control [2021-11-25 07:36:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:36:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-11-25 07:36:12,903 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-11-25 07:36:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:36:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w_mask [2021-11-25 07:36:12,903 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w_mask [2021-11-25 07:36:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 07:36:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 07:36:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 07:36:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 07:36:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:36:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 07:36:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 07:36:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-25 07:36:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-25 07:36:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2021-11-25 07:36:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2021-11-25 07:36:12,906 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2021-11-25 07:36:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2021-11-25 07:36:12,906 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2021-11-25 07:36:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2021-11-25 07:36:12,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 07:36:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 07:36:12,907 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stop0 [2021-11-25 07:36:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stop0 [2021-11-25 07:36:12,907 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_restart [2021-11-25 07:36:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_restart [2021-11-25 07:36:12,908 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2021-11-25 07:36:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2021-11-25 07:36:12,908 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_r [2021-11-25 07:36:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_r [2021-11-25 07:36:12,908 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r8 [2021-11-25 07:36:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r8 [2021-11-25 07:36:12,909 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2021-11-25 07:36:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2021-11-25 07:36:12,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:36:12,910 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_auto_cluster [2021-11-25 07:36:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_auto_cluster [2021-11-25 07:36:12,910 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2021-11-25 07:36:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2021-11-25 07:36:12,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 07:36:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 07:36:12,911 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_read_sb [2021-11-25 07:36:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_read_sb [2021-11-25 07:36:12,911 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2021-11-25 07:36:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2021-11-25 07:36:12,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:36:12,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:36:13,719 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:36:13,723 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:36:49,550 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 07:42:57,520 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:43:01,862 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:43:01,862 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:43:01,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:43:01 BoogieIcfgContainer [2021-11-25 07:43:01,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:43:01,880 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:43:01,880 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:43:01,892 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:43:01,892 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:43:01" (1/1) ... [2021-11-25 07:43:01,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:43:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1509 states and 2406 transitions. [2021-11-25 07:43:02,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2406 transitions. [2021-11-25 07:43:02,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:43:02,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:02,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:03,491 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:43:05,269 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:43:06,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:06,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 1520 states and 2426 transitions. [2021-11-25 07:43:06,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2426 transitions. [2021-11-25 07:43:06,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:43:06,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:06,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:06,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:07,006 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:43:09,396 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:43:10,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:10,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1530 states and 2442 transitions. [2021-11-25 07:43:10,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 2442 transitions. [2021-11-25 07:43:10,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:43:10,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:10,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:43:11,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:11,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 1536 states and 2451 transitions. [2021-11-25 07:43:11,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 2451 transitions. [2021-11-25 07:43:11,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:43:11,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:11,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:12,054 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:43:14,918 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:43:17,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:17,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1547 states and 2469 transitions. [2021-11-25 07:43:17,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 2469 transitions. [2021-11-25 07:43:17,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 07:43:17,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:17,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:17,838 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:43:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:18,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 1553 states and 2478 transitions. [2021-11-25 07:43:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2478 transitions. [2021-11-25 07:43:18,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:43:18,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:18,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:19,224 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 07:43:22,057 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:43:26,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1565 states and 2498 transitions. [2021-11-25 07:43:26,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 2498 transitions. [2021-11-25 07:43:26,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:43:26,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:26,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:26,729 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 07:43:27,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:27,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 1571 states and 2507 transitions. [2021-11-25 07:43:27,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 2507 transitions. [2021-11-25 07:43:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:43:27,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:27,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:27,980 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:43:31,299 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:43:39,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 1588 states and 2538 transitions. [2021-11-25 07:43:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2538 transitions. [2021-11-25 07:43:39,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:43:39,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:39,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:40,493 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:43:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:40,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 1590 states and 2540 transitions. [2021-11-25 07:43:40,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 2540 transitions. [2021-11-25 07:43:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:43:40,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:40,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:41,159 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:43:42,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 1596 states and 2549 transitions. [2021-11-25 07:43:42,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 2549 transitions. [2021-11-25 07:43:42,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:43:42,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:42,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:43,552 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-25 07:43:47,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:43:56,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 1610 states and 2573 transitions. [2021-11-25 07:43:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 2573 transitions. [2021-11-25 07:43:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:43:56,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:56,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:57,071 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 07:43:57,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:57,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 1616 states and 2582 transitions. [2021-11-25 07:43:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2582 transitions. [2021-11-25 07:43:57,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 07:43:57,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:57,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:58,050 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:43:59,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:59,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1641 states and 2637 transitions. [2021-11-25 07:43:59,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2637 transitions. [2021-11-25 07:43:59,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 07:43:59,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:59,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:44:00,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 1666 states and 2692 transitions. [2021-11-25 07:44:00,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2692 transitions. [2021-11-25 07:44:00,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 07:44:00,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:00,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:01,289 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-25 07:44:02,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1691 states and 2747 transitions. [2021-11-25 07:44:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2747 transitions. [2021-11-25 07:44:02,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 07:44:02,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:02,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:02,945 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 07:44:03,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:03,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1693 states and 2749 transitions. [2021-11-25 07:44:03,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2749 transitions. [2021-11-25 07:44:03,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 07:44:03,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:03,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:03,683 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-25 07:44:03,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:03,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 1695 states and 2751 transitions. [2021-11-25 07:44:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2751 transitions. [2021-11-25 07:44:03,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 07:44:03,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:03,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:04,329 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-25 07:44:04,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1697 states and 2753 transitions. [2021-11-25 07:44:04,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2753 transitions. [2021-11-25 07:44:04,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-25 07:44:04,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:04,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:05,136 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-25 07:44:07,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:07,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 1724 states and 2812 transitions. [2021-11-25 07:44:07,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2812 transitions. [2021-11-25 07:44:07,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-25 07:44:07,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:07,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-25 07:44:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:07,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1726 states and 2814 transitions. [2021-11-25 07:44:07,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2814 transitions. [2021-11-25 07:44:07,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 07:44:07,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:07,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:08,323 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 07:44:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:08,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1728 states and 2816 transitions. [2021-11-25 07:44:08,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2816 transitions. [2021-11-25 07:44:08,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-25 07:44:08,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:08,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:09,101 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-25 07:44:09,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:09,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 1730 states and 2818 transitions. [2021-11-25 07:44:09,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2818 transitions. [2021-11-25 07:44:09,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-25 07:44:09,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:09,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:09,782 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-25 07:44:09,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:09,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1732 states and 2821 transitions. [2021-11-25 07:44:09,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2821 transitions. [2021-11-25 07:44:09,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-25 07:44:09,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:09,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:10,546 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-25 07:44:10,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 1734 states and 2823 transitions. [2021-11-25 07:44:10,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2823 transitions. [2021-11-25 07:44:10,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 07:44:10,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:10,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:11,289 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2021-11-25 07:44:12,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:12,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 1759 states and 2878 transitions. [2021-11-25 07:44:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2878 transitions. [2021-11-25 07:44:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:44:12,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:12,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:12,876 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-25 07:44:13,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:13,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 1761 states and 2880 transitions. [2021-11-25 07:44:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2880 transitions. [2021-11-25 07:44:13,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-25 07:44:13,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:13,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:13,705 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-25 07:44:14,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:14,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 1764 states and 2886 transitions. [2021-11-25 07:44:14,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2886 transitions. [2021-11-25 07:44:14,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-25 07:44:14,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:14,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:14,700 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-25 07:44:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:14,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 1766 states and 2888 transitions. [2021-11-25 07:44:14,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2888 transitions. [2021-11-25 07:44:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 07:44:14,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:14,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:15,433 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-25 07:44:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:15,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 1768 states and 2890 transitions. [2021-11-25 07:44:15,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2890 transitions. [2021-11-25 07:44:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 07:44:15,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:15,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-25 07:44:16,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:16,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 1770 states and 2893 transitions. [2021-11-25 07:44:16,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2893 transitions. [2021-11-25 07:44:16,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 07:44:16,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:16,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-25 07:44:16,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:16,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 1772 states and 2895 transitions. [2021-11-25 07:44:16,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2895 transitions. [2021-11-25 07:44:16,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 07:44:16,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:16,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:17,400 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-25 07:44:17,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:17,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1773 states and 2896 transitions. [2021-11-25 07:44:17,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2896 transitions. [2021-11-25 07:44:17,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 07:44:17,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:17,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:17,871 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-25 07:44:18,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:18,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 1775 states and 2898 transitions. [2021-11-25 07:44:18,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2898 transitions. [2021-11-25 07:44:18,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 07:44:18,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:18,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:18,540 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-25 07:44:18,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1777 states and 2901 transitions. [2021-11-25 07:44:18,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2901 transitions. [2021-11-25 07:44:18,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 07:44:18,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:18,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:19,038 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-25 07:44:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:19,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1778 states and 2901 transitions. [2021-11-25 07:44:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2901 transitions. [2021-11-25 07:44:19,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-25 07:44:19,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:19,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:20,034 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-11-25 07:44:20,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 1803 states and 2956 transitions. [2021-11-25 07:44:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2956 transitions. [2021-11-25 07:44:20,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 07:44:20,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:20,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-25 07:44:21,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1805 states and 2958 transitions. [2021-11-25 07:44:21,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2958 transitions. [2021-11-25 07:44:21,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 07:44:21,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:21,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:21,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:21,920 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-25 07:44:22,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:22,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1809 states and 2963 transitions. [2021-11-25 07:44:22,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2963 transitions. [2021-11-25 07:44:22,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-25 07:44:22,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:22,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-25 07:44:22,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:22,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 1812 states and 2969 transitions. [2021-11-25 07:44:22,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2969 transitions. [2021-11-25 07:44:22,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-25 07:44:22,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:22,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:23,141 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-25 07:44:23,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:23,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 1814 states and 2971 transitions. [2021-11-25 07:44:23,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2971 transitions. [2021-11-25 07:44:23,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:44:23,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:23,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:23,808 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-11-25 07:44:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:24,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 1834 states and 3005 transitions. [2021-11-25 07:44:24,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3005 transitions. [2021-11-25 07:44:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-25 07:44:24,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:24,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:24,730 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-25 07:44:24,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:24,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 1836 states and 3007 transitions. [2021-11-25 07:44:24,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3007 transitions. [2021-11-25 07:44:24,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-25 07:44:24,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:24,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:25,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-25 07:44:25,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:25,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1838 states and 3010 transitions. [2021-11-25 07:44:25,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3010 transitions. [2021-11-25 07:44:25,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-25 07:44:25,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:25,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-25 07:44:26,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:26,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1840 states and 3012 transitions. [2021-11-25 07:44:26,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3012 transitions. [2021-11-25 07:44:26,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 07:44:26,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:26,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:26,524 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-25 07:44:26,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 1841 states and 3013 transitions. [2021-11-25 07:44:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3013 transitions. [2021-11-25 07:44:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-25 07:44:26,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:26,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-25 07:44:27,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 1843 states and 3015 transitions. [2021-11-25 07:44:27,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3015 transitions. [2021-11-25 07:44:27,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-25 07:44:27,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:27,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:27,652 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-11-25 07:44:28,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:28,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 1863 states and 3049 transitions. [2021-11-25 07:44:28,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3049 transitions. [2021-11-25 07:44:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-25 07:44:28,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:28,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:28,886 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-25 07:44:28,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:28,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 1865 states and 3052 transitions. [2021-11-25 07:44:28,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3052 transitions. [2021-11-25 07:44:28,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-25 07:44:28,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:28,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:29,374 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-25 07:44:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 1866 states and 3052 transitions. [2021-11-25 07:44:29,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3052 transitions. [2021-11-25 07:44:29,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 07:44:29,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:29,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:29,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:30,004 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 07:44:30,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 1868 states and 3054 transitions. [2021-11-25 07:44:30,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3054 transitions. [2021-11-25 07:44:30,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:44:30,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:30,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:30,619 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:44:30,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:30,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1864 states and 3047 transitions. [2021-11-25 07:44:30,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3047 transitions. [2021-11-25 07:44:30,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:44:30,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:30,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:31,191 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:44:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 1851 states and 3025 transitions. [2021-11-25 07:44:31,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3025 transitions. [2021-11-25 07:44:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-25 07:44:31,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:31,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:31,662 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-25 07:44:31,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:31,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 1853 states and 3027 transitions. [2021-11-25 07:44:31,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3027 transitions. [2021-11-25 07:44:31,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-25 07:44:31,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:31,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:32,181 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-25 07:44:32,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:32,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 1857 states and 3032 transitions. [2021-11-25 07:44:32,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3032 transitions. [2021-11-25 07:44:32,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 07:44:32,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:32,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-25 07:44:33,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:33,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 1860 states and 3038 transitions. [2021-11-25 07:44:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3038 transitions. [2021-11-25 07:44:33,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-25 07:44:33,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:33,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 445 trivial. 0 not checked. [2021-11-25 07:44:37,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 1880 states and 3074 transitions. [2021-11-25 07:44:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3074 transitions. [2021-11-25 07:44:37,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 07:44:37,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:37,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:37,920 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2021-11-25 07:44:38,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:38,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 1882 states and 3076 transitions. [2021-11-25 07:44:38,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3076 transitions. [2021-11-25 07:44:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-25 07:44:38,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:38,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-25 07:44:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:38,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 1884 states and 3078 transitions. [2021-11-25 07:44:38,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3078 transitions. [2021-11-25 07:44:38,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:44:38,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:38,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:38,999 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:44:39,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:39,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 1895 states and 3102 transitions. [2021-11-25 07:44:39,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3102 transitions. [2021-11-25 07:44:39,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 07:44:39,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:39,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:39,621 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:44:39,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:39,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1900 states and 3111 transitions. [2021-11-25 07:44:39,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3111 transitions. [2021-11-25 07:44:39,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 07:44:39,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:39,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,167 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-25 07:44:40,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 1902 states and 3114 transitions. [2021-11-25 07:44:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3114 transitions. [2021-11-25 07:44:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 07:44:40,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,696 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-25 07:44:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 1904 states and 3116 transitions. [2021-11-25 07:44:40,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3116 transitions. [2021-11-25 07:44:40,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-25 07:44:40,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,233 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-25 07:44:41,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 1905 states and 3117 transitions. [2021-11-25 07:44:41,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3117 transitions. [2021-11-25 07:44:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-25 07:44:41,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-25 07:44:41,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1907 states and 3119 transitions. [2021-11-25 07:44:41,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3119 transitions. [2021-11-25 07:44:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 07:44:41,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:44:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 1912 states and 3128 transitions. [2021-11-25 07:44:42,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3128 transitions. [2021-11-25 07:44:42,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 07:44:42,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,529 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-25 07:44:42,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 1914 states and 3131 transitions. [2021-11-25 07:44:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3131 transitions. [2021-11-25 07:44:42,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 07:44:42,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,914 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-11-25 07:44:44,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 1934 states and 3165 transitions. [2021-11-25 07:44:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3165 transitions. [2021-11-25 07:44:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 07:44:44,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:44,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,077 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-25 07:44:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:47,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 1930 states and 3158 transitions. [2021-11-25 07:44:47,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3158 transitions. [2021-11-25 07:44:47,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 07:44:47,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:47,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:47,667 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-25 07:44:49,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:49,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3345 states to 1946 states and 3185 transitions. [2021-11-25 07:44:49,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 3185 transitions. [2021-11-25 07:44:49,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 07:44:49,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:49,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-25 07:44:49,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:49,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 1947 states and 3188 transitions. [2021-11-25 07:44:49,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3188 transitions. [2021-11-25 07:44:49,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-25 07:44:49,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:49,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:50,313 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:44:52,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:52,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 1920 states and 3141 transitions. [2021-11-25 07:44:52,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3141 transitions. [2021-11-25 07:44:52,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 07:44:52,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:52,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-25 07:44:53,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 1921 states and 3141 transitions. [2021-11-25 07:44:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3141 transitions. [2021-11-25 07:44:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 07:44:53,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:53,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:53,780 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 07:44:53,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 1923 states and 3143 transitions. [2021-11-25 07:44:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3143 transitions. [2021-11-25 07:44:53,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-25 07:44:53,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:53,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:54,324 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:44:54,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:54,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1934 states and 3167 transitions. [2021-11-25 07:44:54,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3167 transitions. [2021-11-25 07:44:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:44:54,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:54,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:55,047 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:44:55,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 1939 states and 3176 transitions. [2021-11-25 07:44:55,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3176 transitions. [2021-11-25 07:44:55,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-25 07:44:55,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:55,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:55,623 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:44:55,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:55,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 1935 states and 3169 transitions. [2021-11-25 07:44:55,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3169 transitions. [2021-11-25 07:44:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-25 07:44:55,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:55,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:56,101 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:44:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:56,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 1922 states and 3147 transitions. [2021-11-25 07:44:56,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 3147 transitions. [2021-11-25 07:44:56,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:44:56,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:56,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:44:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 1925 states and 3155 transitions. [2021-11-25 07:44:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 3155 transitions. [2021-11-25 07:44:56,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-25 07:44:56,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:56,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:57,102 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:44:57,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:57,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 1927 states and 3158 transitions. [2021-11-25 07:44:57,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3158 transitions. [2021-11-25 07:44:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-25 07:44:57,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:57,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:57,590 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-25 07:44:57,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:57,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1923 states and 3151 transitions. [2021-11-25 07:44:57,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3151 transitions. [2021-11-25 07:44:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-25 07:44:57,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:57,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-25 07:44:58,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1910 states and 3129 transitions. [2021-11-25 07:44:58,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3129 transitions. [2021-11-25 07:44:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-25 07:44:58,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:58,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:58,513 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2021-11-25 07:44:58,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:58,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1912 states and 3131 transitions. [2021-11-25 07:44:58,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3131 transitions. [2021-11-25 07:44:58,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-25 07:44:58,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:58,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:58,958 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-25 07:44:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:59,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 1916 states and 3136 transitions. [2021-11-25 07:44:59,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 3136 transitions. [2021-11-25 07:44:59,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 07:44:59,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:59,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:59,431 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-25 07:44:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:59,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1919 states and 3142 transitions. [2021-11-25 07:44:59,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3142 transitions. [2021-11-25 07:44:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-25 07:44:59,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:59,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:00,093 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-25 07:45:00,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 1921 states and 3144 transitions. [2021-11-25 07:45:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3144 transitions. [2021-11-25 07:45:00,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:45:00,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:00,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:00,666 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:45:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1923 states and 3146 transitions. [2021-11-25 07:45:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3146 transitions. [2021-11-25 07:45:00,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-25 07:45:00,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:00,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:01,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1926 states and 3151 transitions. [2021-11-25 07:45:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 3151 transitions. [2021-11-25 07:45:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-25 07:45:01,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:01,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:01,767 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:01,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:01,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 1927 states and 3152 transitions. [2021-11-25 07:45:01,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3152 transitions. [2021-11-25 07:45:01,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-25 07:45:01,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:01,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:02,243 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:02,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 1931 states and 3158 transitions. [2021-11-25 07:45:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 3158 transitions. [2021-11-25 07:45:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-25 07:45:02,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:02,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:02,805 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:02,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:02,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1932 states and 3159 transitions. [2021-11-25 07:45:02,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3159 transitions. [2021-11-25 07:45:02,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-25 07:45:02,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:02,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:03,354 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:03,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:03,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 1933 states and 3160 transitions. [2021-11-25 07:45:03,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 3160 transitions. [2021-11-25 07:45:03,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 07:45:03,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:03,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:03,895 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-25 07:45:03,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1935 states and 3163 transitions. [2021-11-25 07:45:04,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3163 transitions. [2021-11-25 07:45:04,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 07:45:04,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:04,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:04,412 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-25 07:45:04,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:04,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 1937 states and 3165 transitions. [2021-11-25 07:45:04,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3165 transitions. [2021-11-25 07:45:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-25 07:45:04,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:04,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:05,068 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2021-11-25 07:45:05,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:05,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1957 states and 3199 transitions. [2021-11-25 07:45:05,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3199 transitions. [2021-11-25 07:45:05,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-25 07:45:05,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:05,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:45:06,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:06,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 1953 states and 3192 transitions. [2021-11-25 07:45:06,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3192 transitions. [2021-11-25 07:45:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-25 07:45:06,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:06,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:06,860 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:45:06,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1940 states and 3170 transitions. [2021-11-25 07:45:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3170 transitions. [2021-11-25 07:45:06,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-25 07:45:06,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:06,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:07,357 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-25 07:45:07,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:07,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1941 states and 3171 transitions. [2021-11-25 07:45:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3171 transitions. [2021-11-25 07:45:07,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:45:07,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:07,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:07,698 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:45:07,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:07,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 1943 states and 3173 transitions. [2021-11-25 07:45:07,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 3173 transitions. [2021-11-25 07:45:07,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:45:07,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:07,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:08,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:08,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1948 states and 3182 transitions. [2021-11-25 07:45:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 3182 transitions. [2021-11-25 07:45:08,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:45:08,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:08,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:08,667 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:08,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1952 states and 3191 transitions. [2021-11-25 07:45:08,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3191 transitions. [2021-11-25 07:45:08,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:45:08,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:08,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:09,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:09,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1953 states and 3192 transitions. [2021-11-25 07:45:09,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3192 transitions. [2021-11-25 07:45:09,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 07:45:09,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:09,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:09,545 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-25 07:45:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1955 states and 3195 transitions. [2021-11-25 07:45:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3195 transitions. [2021-11-25 07:45:09,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 07:45:09,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:09,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:09,898 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-25 07:45:10,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:10,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1956 states and 3195 transitions. [2021-11-25 07:45:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3195 transitions. [2021-11-25 07:45:10,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 07:45:10,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:10,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-25 07:45:10,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:10,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 1958 states and 3197 transitions. [2021-11-25 07:45:10,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3197 transitions. [2021-11-25 07:45:10,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:45:10,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:10,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:11,014 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:11,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 1961 states and 3205 transitions. [2021-11-25 07:45:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3205 transitions. [2021-11-25 07:45:11,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 07:45:11,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:11,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:11,562 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:11,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:11,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1963 states and 3208 transitions. [2021-11-25 07:45:11,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3208 transitions. [2021-11-25 07:45:11,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 07:45:11,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:11,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:12,084 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:12,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 1967 states and 3214 transitions. [2021-11-25 07:45:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 3214 transitions. [2021-11-25 07:45:12,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-25 07:45:12,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:12,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-25 07:45:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:12,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1969 states and 3216 transitions. [2021-11-25 07:45:12,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 3216 transitions. [2021-11-25 07:45:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 07:45:12,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:12,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:45:13,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:13,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1972 states and 3223 transitions. [2021-11-25 07:45:13,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 3223 transitions. [2021-11-25 07:45:13,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 07:45:13,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:13,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:13,709 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-25 07:45:13,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:13,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1974 states and 3225 transitions. [2021-11-25 07:45:13,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3225 transitions. [2021-11-25 07:45:13,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-25 07:45:13,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:13,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:14,326 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-25 07:45:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 1978 states and 3230 transitions. [2021-11-25 07:45:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 3230 transitions. [2021-11-25 07:45:14,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 07:45:14,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:14,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:14,868 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-25 07:45:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:15,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 1981 states and 3236 transitions. [2021-11-25 07:45:15,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3236 transitions. [2021-11-25 07:45:15,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-25 07:45:15,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:15,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:15,763 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:45:15,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:15,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1983 states and 3239 transitions. [2021-11-25 07:45:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3239 transitions. [2021-11-25 07:45:15,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-25 07:45:15,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:15,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:45:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:16,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1986 states and 3246 transitions. [2021-11-25 07:45:16,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 3246 transitions. [2021-11-25 07:45:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:45:16,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:16,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:16,921 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:16,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:17,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1989 states and 3251 transitions. [2021-11-25 07:45:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 3251 transitions. [2021-11-25 07:45:17,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:45:17,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:17,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:17,317 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:17,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 1990 states and 3252 transitions. [2021-11-25 07:45:17,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 3252 transitions. [2021-11-25 07:45:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:45:17,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:17,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:18,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 6957 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:45:18,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:23,886 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-25 07:45:31,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:31,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 2014 states and 3303 transitions. [2021-11-25 07:45:31,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 3303 transitions. [2021-11-25 07:45:31,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:45:31,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:31,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:32,045 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 2018 states and 3309 transitions. [2021-11-25 07:45:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 3309 transitions. [2021-11-25 07:45:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-25 07:45:32,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:32,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:32,752 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-25 07:45:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:33,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 2021 states and 3316 transitions. [2021-11-25 07:45:33,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 3316 transitions. [2021-11-25 07:45:33,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:45:33,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:33,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:33,437 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:45:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:33,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 2032 states and 3340 transitions. [2021-11-25 07:45:33,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 3340 transitions. [2021-11-25 07:45:33,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:45:33,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:33,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:34,047 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:34,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 2033 states and 3341 transitions. [2021-11-25 07:45:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 3341 transitions. [2021-11-25 07:45:34,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:45:34,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:34,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:34,448 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:34,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 2034 states and 3342 transitions. [2021-11-25 07:45:34,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 3342 transitions. [2021-11-25 07:45:34,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:45:34,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:34,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:34,826 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:45:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 2039 states and 3351 transitions. [2021-11-25 07:45:34,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 3351 transitions. [2021-11-25 07:45:35,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:45:35,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:35,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:35,457 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:35,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:35,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 2040 states and 3351 transitions. [2021-11-25 07:45:35,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 3351 transitions. [2021-11-25 07:45:35,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:45:35,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:35,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:35,948 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-11-25 07:45:36,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:36,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 2042 states and 3354 transitions. [2021-11-25 07:45:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 3354 transitions. [2021-11-25 07:45:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:45:36,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:36,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:36,460 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-25 07:45:36,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:36,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 2044 states and 3356 transitions. [2021-11-25 07:45:36,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 3356 transitions. [2021-11-25 07:45:36,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-25 07:45:36,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:36,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:36,985 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-25 07:45:37,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 2045 states and 3357 transitions. [2021-11-25 07:45:37,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 3357 transitions. [2021-11-25 07:45:37,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:45:37,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:37,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:37,518 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:45:37,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:37,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 2050 states and 3366 transitions. [2021-11-25 07:45:37,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 3366 transitions. [2021-11-25 07:45:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:45:37,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:37,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:37,987 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:38,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:38,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 2054 states and 3375 transitions. [2021-11-25 07:45:38,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 3375 transitions. [2021-11-25 07:45:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:45:38,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:38,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:38,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3731 states to 2055 states and 3376 transitions. [2021-11-25 07:45:38,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 3376 transitions. [2021-11-25 07:45:38,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:45:38,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:38,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:39,009 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-25 07:45:39,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 2057 states and 3379 transitions. [2021-11-25 07:45:39,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 3379 transitions. [2021-11-25 07:45:39,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:45:39,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:39,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-25 07:45:40,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 2058 states and 3379 transitions. [2021-11-25 07:45:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 3379 transitions. [2021-11-25 07:45:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:45:40,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:40,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:40,581 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-25 07:45:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:40,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 2060 states and 3381 transitions. [2021-11-25 07:45:40,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 3381 transitions. [2021-11-25 07:45:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-25 07:45:40,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:40,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:41,074 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-25 07:45:41,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 2063 states and 3381 transitions. [2021-11-25 07:45:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 3381 transitions. [2021-11-25 07:45:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-25 07:45:41,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:41,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:41,562 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-25 07:45:41,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:41,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 2066 states and 3381 transitions. [2021-11-25 07:45:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 3381 transitions. [2021-11-25 07:45:41,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-25 07:45:41,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:41,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:45:42,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:42,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 2069 states and 3389 transitions. [2021-11-25 07:45:42,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 3389 transitions. [2021-11-25 07:45:42,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-25 07:45:42,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:42,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:42,523 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-25 07:45:42,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:42,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 2071 states and 3393 transitions. [2021-11-25 07:45:42,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 3393 transitions. [2021-11-25 07:45:42,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:45:42,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:42,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:42,933 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:45:43,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:43,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 2073 states and 3396 transitions. [2021-11-25 07:45:43,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 3396 transitions. [2021-11-25 07:45:43,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:45:43,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:43,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:43,325 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:43,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 2077 states and 3402 transitions. [2021-11-25 07:45:43,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 3402 transitions. [2021-11-25 07:45:43,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-25 07:45:43,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:43,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:43,828 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:45:43,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:44,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 2077 states and 3401 transitions. [2021-11-25 07:45:44,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 3401 transitions. [2021-11-25 07:45:44,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-25 07:45:44,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:44,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:44,376 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:45:44,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:44,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 2080 states and 3404 transitions. [2021-11-25 07:45:44,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 3404 transitions. [2021-11-25 07:45:44,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:45:44,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:44,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:44,960 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-25 07:45:45,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:45,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 2082 states and 3404 transitions. [2021-11-25 07:45:45,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 3404 transitions. [2021-11-25 07:45:45,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 07:45:45,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:45,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:45,400 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-25 07:45:45,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:45,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 2084 states and 3406 transitions. [2021-11-25 07:45:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 3406 transitions. [2021-11-25 07:45:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-25 07:45:45,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:45,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-25 07:45:46,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:46,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 2087 states and 3413 transitions. [2021-11-25 07:45:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 3413 transitions. [2021-11-25 07:45:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-25 07:45:46,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:46,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-25 07:45:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 2089 states and 3417 transitions. [2021-11-25 07:45:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 3417 transitions. [2021-11-25 07:45:49,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 07:45:49,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:49,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:49,493 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-25 07:45:49,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:49,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 2093 states and 3422 transitions. [2021-11-25 07:45:49,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 3422 transitions. [2021-11-25 07:45:49,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:45:49,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:49,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:49,998 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-25 07:45:50,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:50,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 2096 states and 3428 transitions. [2021-11-25 07:45:50,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 3428 transitions. [2021-11-25 07:45:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-25 07:45:50,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:50,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:45:51,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:51,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 2098 states and 3431 transitions. [2021-11-25 07:45:51,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 3431 transitions. [2021-11-25 07:45:51,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:45:51,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:51,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:52,147 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:45:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:52,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 2101 states and 3436 transitions. [2021-11-25 07:45:52,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 3436 transitions. [2021-11-25 07:45:52,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:45:52,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:52,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:52,653 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:45:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 2102 states and 3437 transitions. [2021-11-25 07:45:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 3437 transitions. [2021-11-25 07:45:52,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-25 07:45:52,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:52,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:45:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:53,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 2102 states and 3436 transitions. [2021-11-25 07:45:53,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 3436 transitions. [2021-11-25 07:45:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:45:53,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:53,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:54,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 6966 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:45:54,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:45:58,031 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-25 07:46:10,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:10,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 2130 states and 3510 transitions. [2021-11-25 07:46:10,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 3510 transitions. [2021-11-25 07:46:10,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:46:10,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:10,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:10,478 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:46:10,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:10,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 2134 states and 3516 transitions. [2021-11-25 07:46:10,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 3516 transitions. [2021-11-25 07:46:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-25 07:46:10,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:10,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:46:11,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:11,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 2137 states and 3523 transitions. [2021-11-25 07:46:11,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 3523 transitions. [2021-11-25 07:46:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-25 07:46:11,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:11,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:11,849 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:46:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:11,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3935 states to 2139 states and 3526 transitions. [2021-11-25 07:46:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 3526 transitions. [2021-11-25 07:46:11,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-25 07:46:11,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:11,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:46:15,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:15,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 2139 states and 3525 transitions. [2021-11-25 07:46:15,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 3525 transitions. [2021-11-25 07:46:15,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-25 07:46:15,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:15,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:15,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:46:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:15,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 2145 states and 3536 transitions. [2021-11-25 07:46:15,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 3536 transitions. [2021-11-25 07:46:15,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:46:15,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:15,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:16,302 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:16,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:16,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 2156 states and 3560 transitions. [2021-11-25 07:46:16,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 3560 transitions. [2021-11-25 07:46:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:46:16,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:16,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:16,953 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:46:17,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:17,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 2157 states and 3561 transitions. [2021-11-25 07:46:17,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 3561 transitions. [2021-11-25 07:46:17,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:46:17,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:17,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:46:17,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:17,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 2158 states and 3562 transitions. [2021-11-25 07:46:17,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 3562 transitions. [2021-11-25 07:46:17,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:46:17,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:17,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:17,846 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:18,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:18,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 2163 states and 3571 transitions. [2021-11-25 07:46:18,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 3571 transitions. [2021-11-25 07:46:18,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:46:18,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:18,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:18,421 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:46:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:18,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 2164 states and 3571 transitions. [2021-11-25 07:46:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3571 transitions. [2021-11-25 07:46:18,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:46:18,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:18,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:18,874 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-25 07:46:18,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:18,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 2166 states and 3573 transitions. [2021-11-25 07:46:18,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 3573 transitions. [2021-11-25 07:46:18,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 07:46:18,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:18,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:19,324 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-25 07:46:19,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 2167 states and 3574 transitions. [2021-11-25 07:46:19,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 3574 transitions. [2021-11-25 07:46:19,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:46:19,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:19,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:19,791 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-25 07:46:20,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:20,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 2172 states and 3577 transitions. [2021-11-25 07:46:20,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 3577 transitions. [2021-11-25 07:46:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:46:20,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:20,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:20,475 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:20,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:20,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 2177 states and 3586 transitions. [2021-11-25 07:46:20,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 3586 transitions. [2021-11-25 07:46:20,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:46:20,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:20,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:20,938 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:46:21,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:21,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 2181 states and 3595 transitions. [2021-11-25 07:46:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 3595 transitions. [2021-11-25 07:46:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:46:21,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:21,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:21,477 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:46:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:21,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 2182 states and 3596 transitions. [2021-11-25 07:46:21,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 3596 transitions. [2021-11-25 07:46:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-25 07:46:21,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:21,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:21,924 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2021-11-25 07:46:22,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:23,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 2202 states and 3630 transitions. [2021-11-25 07:46:23,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 3630 transitions. [2021-11-25 07:46:23,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-25 07:46:23,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:23,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:23,359 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-25 07:46:23,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:23,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 2198 states and 3623 transitions. [2021-11-25 07:46:23,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 3623 transitions. [2021-11-25 07:46:23,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-25 07:46:23,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:23,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:23,798 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-25 07:46:23,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 2185 states and 3601 transitions. [2021-11-25 07:46:23,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 3601 transitions. [2021-11-25 07:46:23,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-25 07:46:23,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:23,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-25 07:46:24,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:24,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 2188 states and 3608 transitions. [2021-11-25 07:46:24,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 3608 transitions. [2021-11-25 07:46:24,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-25 07:46:24,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:24,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:24,965 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-25 07:46:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:25,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4083 states to 2190 states and 3611 transitions. [2021-11-25 07:46:25,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 3611 transitions. [2021-11-25 07:46:25,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-25 07:46:25,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:25,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-25 07:46:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:28,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 2190 states and 3610 transitions. [2021-11-25 07:46:28,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 3610 transitions. [2021-11-25 07:46:28,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:46:28,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:28,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:28,517 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-25 07:46:28,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:28,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 2192 states and 3613 transitions. [2021-11-25 07:46:28,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 3613 transitions. [2021-11-25 07:46:28,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:46:28,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:28,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:28,994 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-25 07:46:29,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:29,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 2193 states and 3613 transitions. [2021-11-25 07:46:29,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 3613 transitions. [2021-11-25 07:46:29,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-25 07:46:29,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:29,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:29,803 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-25 07:46:32,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:32,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 2193 states and 3612 transitions. [2021-11-25 07:46:32,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 3612 transitions. [2021-11-25 07:46:32,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:46:32,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:32,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2021-11-25 07:46:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:32,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 2195 states and 3614 transitions. [2021-11-25 07:46:32,827 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 3614 transitions. [2021-11-25 07:46:32,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:46:32,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:32,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:33,184 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-25 07:46:33,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:33,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 2198 states and 3614 transitions. [2021-11-25 07:46:33,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 3614 transitions. [2021-11-25 07:46:33,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:46:33,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:33,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:33,755 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-25 07:46:33,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:33,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 2201 states and 3614 transitions. [2021-11-25 07:46:33,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 3614 transitions. [2021-11-25 07:46:33,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:46:33,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:33,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:34,319 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:34,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:34,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 2204 states and 3622 transitions. [2021-11-25 07:46:34,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 3622 transitions. [2021-11-25 07:46:34,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:46:34,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:34,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:34,872 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:34,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:34,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4109 states to 2206 states and 3625 transitions. [2021-11-25 07:46:34,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 3625 transitions. [2021-11-25 07:46:34,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:46:34,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:34,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:35,305 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:46:35,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:35,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4115 states to 2210 states and 3631 transitions. [2021-11-25 07:46:35,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 3631 transitions. [2021-11-25 07:46:35,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:46:35,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:35,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:35,858 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 07:46:36,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:36,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2213 states and 3634 transitions. [2021-11-25 07:46:36,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 3634 transitions. [2021-11-25 07:46:36,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-25 07:46:36,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:36,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:36,477 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-25 07:46:36,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:36,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2215 states and 3634 transitions. [2021-11-25 07:46:36,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 3634 transitions. [2021-11-25 07:46:36,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:46:36,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:36,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:36,928 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-25 07:46:37,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 2217 states and 3636 transitions. [2021-11-25 07:46:37,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 3636 transitions. [2021-11-25 07:46:37,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:46:37,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:37,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:37,439 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-11-25 07:46:37,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:37,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 2221 states and 3641 transitions. [2021-11-25 07:46:37,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 3641 transitions. [2021-11-25 07:46:37,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-25 07:46:37,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:37,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:38,010 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:38,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:38,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 2224 states and 3646 transitions. [2021-11-25 07:46:38,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 3646 transitions. [2021-11-25 07:46:38,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-25 07:46:38,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:38,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:38,547 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:38,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:38,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 2225 states and 3647 transitions. [2021-11-25 07:46:38,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 3647 transitions. [2021-11-25 07:46:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 07:46:38,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:38,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:39,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 6975 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:46:39,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:46:43,679 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-11-25 07:46:56,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:56,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 2253 states and 3713 transitions. [2021-11-25 07:46:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 3713 transitions. [2021-11-25 07:46:56,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-25 07:46:56,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:56,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:56,622 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:56,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:56,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 2257 states and 3719 transitions. [2021-11-25 07:46:56,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 3719 transitions. [2021-11-25 07:46:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-25 07:46:56,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:56,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:57,130 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:46:57,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:57,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 2268 states and 3743 transitions. [2021-11-25 07:46:57,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 3743 transitions. [2021-11-25 07:46:57,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-25 07:46:57,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:57,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:57,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 2269 states and 3744 transitions. [2021-11-25 07:46:57,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 3744 transitions. [2021-11-25 07:46:57,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-25 07:46:57,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:57,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:46:58,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 2270 states and 3745 transitions. [2021-11-25 07:46:58,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 3745 transitions. [2021-11-25 07:46:58,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 07:46:58,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:58,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:58,504 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:46:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:58,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 2275 states and 3754 transitions. [2021-11-25 07:46:58,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 3754 transitions. [2021-11-25 07:46:58,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-25 07:46:58,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:58,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:58,981 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:46:59,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 2276 states and 3754 transitions. [2021-11-25 07:46:59,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 3754 transitions. [2021-11-25 07:46:59,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-25 07:46:59,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:59,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:46:59,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 2278 states and 3756 transitions. [2021-11-25 07:46:59,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 3756 transitions. [2021-11-25 07:46:59,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 07:46:59,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:59,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:59,965 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-25 07:47:00,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:00,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 2283 states and 3759 transitions. [2021-11-25 07:47:00,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 3759 transitions. [2021-11-25 07:47:00,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 07:47:00,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:00,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:00,597 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 2288 states and 3768 transitions. [2021-11-25 07:47:00,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 3768 transitions. [2021-11-25 07:47:00,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-25 07:47:00,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:00,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:47:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:03,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 2290 states and 3775 transitions. [2021-11-25 07:47:03,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 3775 transitions. [2021-11-25 07:47:03,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 07:47:03,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:03,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:04,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:47:04,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:04,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 2294 states and 3784 transitions. [2021-11-25 07:47:04,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 3784 transitions. [2021-11-25 07:47:04,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 07:47:04,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:04,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:04,749 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:47:04,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:04,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 2295 states and 3785 transitions. [2021-11-25 07:47:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 3785 transitions. [2021-11-25 07:47:04,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 07:47:04,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:04,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:05,068 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-25 07:47:05,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 2297 states and 3787 transitions. [2021-11-25 07:47:05,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 3787 transitions. [2021-11-25 07:47:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-25 07:47:05,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:05,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:05,452 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:47:05,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:05,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 2293 states and 3780 transitions. [2021-11-25 07:47:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 3780 transitions. [2021-11-25 07:47:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-25 07:47:05,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:05,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-11-25 07:47:06,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:06,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 2296 states and 3780 transitions. [2021-11-25 07:47:06,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 3780 transitions. [2021-11-25 07:47:06,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-25 07:47:06,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:06,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:06,387 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-11-25 07:47:06,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 2299 states and 3780 transitions. [2021-11-25 07:47:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 3780 transitions. [2021-11-25 07:47:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-25 07:47:06,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:06,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:06,843 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-25 07:47:09,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:09,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 2301 states and 3785 transitions. [2021-11-25 07:47:09,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 3785 transitions. [2021-11-25 07:47:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-25 07:47:09,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:09,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:09,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:10,053 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:10,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 2304 states and 3793 transitions. [2021-11-25 07:47:10,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 3793 transitions. [2021-11-25 07:47:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-25 07:47:10,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:10,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:10,502 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:10,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:10,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 2306 states and 3796 transitions. [2021-11-25 07:47:10,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 3796 transitions. [2021-11-25 07:47:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-25 07:47:10,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:10,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:47:11,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:11,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 2304 states and 3792 transitions. [2021-11-25 07:47:11,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 3792 transitions. [2021-11-25 07:47:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-25 07:47:11,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:11,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:47:14,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:14,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 2304 states and 3790 transitions. [2021-11-25 07:47:14,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 3790 transitions. [2021-11-25 07:47:14,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-25 07:47:14,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:14,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:47:14,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:14,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 2308 states and 3796 transitions. [2021-11-25 07:47:14,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 3796 transitions. [2021-11-25 07:47:14,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-25 07:47:14,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:14,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:14,939 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-25 07:47:15,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:15,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 2311 states and 3799 transitions. [2021-11-25 07:47:15,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 3799 transitions. [2021-11-25 07:47:15,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 07:47:15,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:15,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:15,517 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-25 07:47:15,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:15,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 2313 states and 3799 transitions. [2021-11-25 07:47:15,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 3799 transitions. [2021-11-25 07:47:15,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 07:47:15,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:15,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:16,048 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-25 07:47:16,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 2318 states and 3802 transitions. [2021-11-25 07:47:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 3802 transitions. [2021-11-25 07:47:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-25 07:47:16,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:16,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-25 07:47:17,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:17,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 2318 states and 3801 transitions. [2021-11-25 07:47:17,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 3801 transitions. [2021-11-25 07:47:17,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-25 07:47:17,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:17,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-25 07:47:18,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:18,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 2320 states and 3803 transitions. [2021-11-25 07:47:18,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 3803 transitions. [2021-11-25 07:47:18,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-25 07:47:18,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:18,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:18,696 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2021-11-25 07:47:19,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:19,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 2284 states and 3744 transitions. [2021-11-25 07:47:19,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 3744 transitions. [2021-11-25 07:47:19,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-25 07:47:19,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:19,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-25 07:47:19,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:19,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 2282 states and 3739 transitions. [2021-11-25 07:47:19,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 3739 transitions. [2021-11-25 07:47:19,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 07:47:19,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:19,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:19,866 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:19,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:19,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4339 states to 2285 states and 3744 transitions. [2021-11-25 07:47:19,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 3744 transitions. [2021-11-25 07:47:19,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:47:19,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:19,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:20,243 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:20,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:20,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 2286 states and 3745 transitions. [2021-11-25 07:47:20,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 3745 transitions. [2021-11-25 07:47:20,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 07:47:20,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:20,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:21,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 6984 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:47:21,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:47:25,031 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-25 07:47:44,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:44,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 2318 states and 3820 transitions. [2021-11-25 07:47:44,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 3820 transitions. [2021-11-25 07:47:44,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:47:44,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:44,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:44,779 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 2322 states and 3826 transitions. [2021-11-25 07:47:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 3826 transitions. [2021-11-25 07:47:45,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:47:45,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:45,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:45,317 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-25 07:47:45,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4480 states to 2333 states and 3850 transitions. [2021-11-25 07:47:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 3850 transitions. [2021-11-25 07:47:45,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:47:45,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:45,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:45,907 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:46,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:46,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 2334 states and 3851 transitions. [2021-11-25 07:47:46,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 3851 transitions. [2021-11-25 07:47:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:47:46,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:46,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:46,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4482 states to 2335 states and 3852 transitions. [2021-11-25 07:47:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 3852 transitions. [2021-11-25 07:47:46,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 07:47:46,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:46,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:46,739 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-25 07:47:46,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4491 states to 2340 states and 3861 transitions. [2021-11-25 07:47:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 3861 transitions. [2021-11-25 07:47:46,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:47:46,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:46,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:47:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:47,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4491 states to 2341 states and 3861 transitions. [2021-11-25 07:47:47,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 3861 transitions. [2021-11-25 07:47:47,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-25 07:47:47,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:47,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:47,608 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:47:50,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:50,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4494 states to 2343 states and 3864 transitions. [2021-11-25 07:47:50,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 3864 transitions. [2021-11-25 07:47:50,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 07:47:50,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:50,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:50,814 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-25 07:47:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:50,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4503 states to 2348 states and 3873 transitions. [2021-11-25 07:47:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3873 transitions. [2021-11-25 07:47:50,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-25 07:47:50,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:50,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:51,196 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2021-11-25 07:47:55,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:55,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 2348 states and 3871 transitions. [2021-11-25 07:47:55,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3871 transitions. [2021-11-25 07:47:55,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 07:47:55,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:55,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:55,379 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:55,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:55,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4536 states to 2352 states and 3880 transitions. [2021-11-25 07:47:55,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 3880 transitions. [2021-11-25 07:47:55,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 07:47:55,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:55,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:47:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:55,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4537 states to 2353 states and 3881 transitions. [2021-11-25 07:47:55,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 3881 transitions. [2021-11-25 07:47:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-25 07:47:55,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:55,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:56,346 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:47:56,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4541 states to 2351 states and 3876 transitions. [2021-11-25 07:47:56,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 3876 transitions. [2021-11-25 07:47:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-25 07:47:56,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:56,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:56,931 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-25 07:47:57,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:57,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4547 states to 2349 states and 3871 transitions. [2021-11-25 07:47:57,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 3871 transitions. [2021-11-25 07:47:57,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-25 07:47:57,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:57,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-25 07:48:07,428 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:48:07,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4549 states to 2351 states and 3873 transitions. [2021-11-25 07:48:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 3873 transitions. [2021-11-25 07:48:07,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-25 07:48:07,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:07,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:08,100 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 583 trivial. 0 not checked. [2021-11-25 07:48:10,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 2351 states and 3868 transitions. [2021-11-25 07:48:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 3868 transitions. [2021-11-25 07:48:10,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-25 07:48:10,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:10,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:10,744 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-25 07:48:10,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:10,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 2354 states and 3868 transitions. [2021-11-25 07:48:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 3868 transitions. [2021-11-25 07:48:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-25 07:48:10,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:10,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:11,243 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-25 07:48:11,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:11,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 2357 states and 3868 transitions. [2021-11-25 07:48:11,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 3868 transitions. [2021-11-25 07:48:11,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-25 07:48:11,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:11,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:11,829 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-25 07:48:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 2360 states and 3876 transitions. [2021-11-25 07:48:12,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 3876 transitions. [2021-11-25 07:48:12,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 07:48:12,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:12,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:12,343 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-25 07:48:12,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:12,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 2362 states and 3879 transitions. [2021-11-25 07:48:12,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 3879 transitions. [2021-11-25 07:48:12,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 07:48:12,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:12,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:12,767 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 07:48:12,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:12,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 2366 states and 3885 transitions. [2021-11-25 07:48:12,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 3885 transitions. [2021-11-25 07:48:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-25 07:48:12,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:12,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:13,369 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-25 07:48:13,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:13,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4585 states to 2369 states and 3888 transitions. [2021-11-25 07:48:13,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 3888 transitions. [2021-11-25 07:48:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-25 07:48:13,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:13,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:14,001 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-25 07:48:14,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4585 states to 2371 states and 3888 transitions. [2021-11-25 07:48:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 3888 transitions. [2021-11-25 07:48:14,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:48:14,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:14,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:14,427 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-25 07:48:14,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4587 states to 2373 states and 3890 transitions. [2021-11-25 07:48:14,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 3890 transitions. [2021-11-25 07:48:14,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 07:48:14,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:14,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-11-25 07:48:22,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:48:28,197 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:48:29,221 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:48:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:30,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4702 states to 2418 states and 3998 transitions. [2021-11-25 07:48:30,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 3998 transitions. [2021-11-25 07:48:30,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-25 07:48:30,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:30,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-25 07:48:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4704 states to 2420 states and 4000 transitions. [2021-11-25 07:48:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 4000 transitions. [2021-11-25 07:48:31,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-25 07:48:31,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:31,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-25 07:48:32,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:32,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 2422 states and 4002 transitions. [2021-11-25 07:48:32,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 4002 transitions. [2021-11-25 07:48:32,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-25 07:48:32,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:32,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:32,582 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-25 07:48:32,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:32,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4708 states to 2424 states and 4004 transitions. [2021-11-25 07:48:32,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 4004 transitions. [2021-11-25 07:48:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-25 07:48:32,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:32,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:33,114 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-25 07:48:33,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:33,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 2426 states and 4006 transitions. [2021-11-25 07:48:33,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 4006 transitions. [2021-11-25 07:48:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-25 07:48:33,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:33,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:33,563 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-25 07:48:33,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:33,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4715 states to 2429 states and 4011 transitions. [2021-11-25 07:48:33,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 4011 transitions. [2021-11-25 07:48:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-25 07:48:33,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:33,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:34,017 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-25 07:48:34,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:34,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4717 states to 2431 states and 4013 transitions. [2021-11-25 07:48:34,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 4013 transitions. [2021-11-25 07:48:34,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-25 07:48:34,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:34,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:34,550 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2021-11-25 07:48:34,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4721 states to 2431 states and 4008 transitions. [2021-11-25 07:48:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 4008 transitions. [2021-11-25 07:48:34,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-25 07:48:34,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:34,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-25 07:48:35,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:35,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 2434 states and 4013 transitions. [2021-11-25 07:48:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 4013 transitions. [2021-11-25 07:48:35,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-25 07:48:35,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:35,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-25 07:48:35,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4727 states to 2435 states and 4014 transitions. [2021-11-25 07:48:35,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 4014 transitions. [2021-11-25 07:48:35,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-25 07:48:35,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:35,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:37,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:37,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 6993 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:48:37,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:48:40,910 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked.