./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa1583b531c18e8d25726690525e5ca2db800c1fca35b7cfde3a7fa11382718a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:11:36,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:11:36,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:11:36,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:11:36,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:11:36,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:11:36,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:11:36,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:11:36,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:11:36,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:11:36,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:11:36,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:11:36,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:11:36,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:11:36,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:11:36,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:11:36,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:11:36,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:11:36,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:11:36,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:11:36,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:11:36,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:11:36,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:11:36,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:11:36,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:11:36,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:11:36,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:11:36,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:11:36,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:11:36,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:11:36,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:11:36,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:11:36,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:11:36,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:11:36,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:11:36,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:11:36,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:11:36,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:11:36,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:11:36,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:11:36,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:11:36,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:11:36,307 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:11:36,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:11:36,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:11:36,308 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:11:36,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:11:36,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:11:36,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:11:36,310 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:11:36,310 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:11:36,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:11:36,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:11:36,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:11:36,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:11:36,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:11:36,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:11:36,319 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:11:36,319 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:11:36,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:11:36,319 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:11:36,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:11:36,320 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:11:36,320 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:11:36,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:11:36,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:11:36,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:11:36,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:11:36,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:11:36,321 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:11:36,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:11:36,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:11:36,324 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_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa1583b531c18e8d25726690525e5ca2db800c1fca35b7cfde3a7fa11382718a [2021-11-21 05:11:36,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:11:36,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:11:36,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:11:36,651 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:11:36,652 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:11:36,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i [2021-11-21 05:11:36,718 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/data/96c796542/c5a84386e38549a29fe8e495198e5560/FLAG715fbcede [2021-11-21 05:11:37,166 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:11:37,166 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i [2021-11-21 05:11:37,178 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/data/96c796542/c5a84386e38549a29fe8e495198e5560/FLAG715fbcede [2021-11-21 05:11:37,548 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/data/96c796542/c5a84386e38549a29fe8e495198e5560 [2021-11-21 05:11:37,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:11:37,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:11:37,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:11:37,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:11:37,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:11:37,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1484178b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37, skipping insertion in model container [2021-11-21 05:11:37,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:11:37,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:11:37,798 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_046492c8-aea6-4960-8953-83a745e81201/sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i[873,886] [2021-11-21 05:11:37,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:11:37,820 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:11:37,840 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_046492c8-aea6-4960-8953-83a745e81201/sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i[873,886] [2021-11-21 05:11:37,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:11:37,860 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:11:37,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37 WrapperNode [2021-11-21 05:11:37,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:11:37,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:11:37,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:11:37,867 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:11:37,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,902 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2021-11-21 05:11:37,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:11:37,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:11:37,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:11:37,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:11:37,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:11:37,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:11:37,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:11:37,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:11:37,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:37" (1/1) ... [2021-11-21 05:11:37,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:11:37,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:11:37,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:11:37,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046492c8-aea6-4960-8953-83a745e81201/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:11:38,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:11:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:11:38,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:11:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:11:38,079 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:11:38,081 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:11:38,199 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:11:38,243 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:11:38,243 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 05:11:38,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:11:38 BoogieIcfgContainer [2021-11-21 05:11:38,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:11:38,247 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:11:38,247 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:11:38,269 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:11:38,269 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:11:38" (1/1) ... [2021-11-21 05:11:38,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:11:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:38,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-21 05:11:38,364 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-21 05:11:38,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:11:38,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:38,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:38,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:38,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-21 05:11:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-21 05:11:38,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:11:38,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:38,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:38,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2021-11-21 05:11:38,881 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-11-21 05:11:38,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:11:38,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:38,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:38,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:39,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:39,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2021-11-21 05:11:39,313 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2021-11-21 05:11:39,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:11:39,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:39,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2021-11-21 05:11:39,852 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2021-11-21 05:11:39,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:11:39,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:39,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:39,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:40,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:40,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2021-11-21 05:11:40,394 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2021-11-21 05:11:40,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:11:40,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:40,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:40,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2021-11-21 05:11:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2021-11-21 05:11:41,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:11:41,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:41,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:41,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:41,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:41,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2021-11-21 05:11:41,872 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2021-11-21 05:11:41,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:11:41,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:41,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:41,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:42,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:42,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2021-11-21 05:11:42,237 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2021-11-21 05:11:42,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:11:42,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:42,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:42,343 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:43,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:43,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2021-11-21 05:11:43,041 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2021-11-21 05:11:43,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:11:43,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:43,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:43,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2021-11-21 05:11:43,432 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2021-11-21 05:11:43,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:11:43,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:43,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:44,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:44,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 56 states and 90 transitions. [2021-11-21 05:11:44,477 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 90 transitions. [2021-11-21 05:11:44,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:11:44,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:44,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:44,625 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:45,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:45,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2021-11-21 05:11:45,112 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2021-11-21 05:11:45,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:11:45,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:45,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:45,252 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:46,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 106 transitions. [2021-11-21 05:11:46,045 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 106 transitions. [2021-11-21 05:11:46,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:11:46,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:46,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:46,197 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:46,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:46,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 66 states and 107 transitions. [2021-11-21 05:11:46,507 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 107 transitions. [2021-11-21 05:11:46,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:11:46,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:46,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:46,666 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:47,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:47,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 71 states and 121 transitions. [2021-11-21 05:11:47,593 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 121 transitions. [2021-11-21 05:11:47,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:11:47,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:47,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:47,794 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 74 states and 123 transitions. [2021-11-21 05:11:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 123 transitions. [2021-11-21 05:11:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:11:48,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:48,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:48,494 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:49,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:49,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 79 states and 139 transitions. [2021-11-21 05:11:49,490 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 139 transitions. [2021-11-21 05:11:49,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:11:49,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:49,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:50,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:50,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 140 transitions. [2021-11-21 05:11:50,190 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 140 transitions. [2021-11-21 05:11:50,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:11:50,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:50,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:50,402 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:51,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 86 states and 156 transitions. [2021-11-21 05:11:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 156 transitions. [2021-11-21 05:11:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:11:51,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:51,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:51,877 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:52,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:52,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 89 states and 158 transitions. [2021-11-21 05:11:52,632 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 158 transitions. [2021-11-21 05:11:52,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:11:52,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:52,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:54,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 94 states and 176 transitions. [2021-11-21 05:11:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 176 transitions. [2021-11-21 05:11:54,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:11:54,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:54,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:54,534 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:54,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:54,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 96 states and 177 transitions. [2021-11-21 05:11:54,991 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 177 transitions. [2021-11-21 05:11:54,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:11:54,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:54,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:55,263 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:56,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:56,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 101 states and 195 transitions. [2021-11-21 05:11:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 195 transitions. [2021-11-21 05:11:56,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:11:56,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:56,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:58,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:58,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 104 states and 197 transitions. [2021-11-21 05:11:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 197 transitions. [2021-11-21 05:11:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:11:58,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:58,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:58,313 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:59,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:59,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2021-11-21 05:11:59,701 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2021-11-21 05:11:59,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:11:59,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:59,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:00,321 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:00,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:00,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 218 transitions. [2021-11-21 05:12:00,872 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 218 transitions. [2021-11-21 05:12:00,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:12:00,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:00,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:02,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:02,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 116 states and 238 transitions. [2021-11-21 05:12:02,802 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 238 transitions. [2021-11-21 05:12:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:12:02,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:02,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:03,434 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:04,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:04,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 119 states and 240 transitions. [2021-11-21 05:12:04,506 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 240 transitions. [2021-11-21 05:12:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:12:04,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:04,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:06,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 124 states and 262 transitions. [2021-11-21 05:12:06,560 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 262 transitions. [2021-11-21 05:12:06,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:12:06,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:06,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:07,421 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:08,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:08,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 126 states and 263 transitions. [2021-11-21 05:12:08,034 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 263 transitions. [2021-11-21 05:12:08,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:12:08,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:08,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:08,306 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:10,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:10,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 131 states and 285 transitions. [2021-11-21 05:12:10,201 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 285 transitions. [2021-11-21 05:12:10,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:12:10,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:10,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:10,995 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:12,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:12,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 134 states and 287 transitions. [2021-11-21 05:12:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 287 transitions. [2021-11-21 05:12:12,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:12:12,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:12,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:12,285 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:14,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:14,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 139 states and 311 transitions. [2021-11-21 05:12:14,092 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 311 transitions. [2021-11-21 05:12:14,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:12:14,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:14,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:15,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:15,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 141 states and 312 transitions. [2021-11-21 05:12:15,738 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 312 transitions. [2021-11-21 05:12:15,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:12:15,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:15,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:18,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:18,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 146 states and 336 transitions. [2021-11-21 05:12:18,264 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 336 transitions. [2021-11-21 05:12:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:12:18,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:18,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:20,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:20,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 149 states and 338 transitions. [2021-11-21 05:12:20,536 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 338 transitions. [2021-11-21 05:12:20,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:12:20,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:20,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:22,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:22,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 154 states and 364 transitions. [2021-11-21 05:12:22,874 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 364 transitions. [2021-11-21 05:12:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:12:22,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:22,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:22,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:24,223 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 156 states and 365 transitions. [2021-11-21 05:12:24,997 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 365 transitions. [2021-11-21 05:12:24,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:12:24,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:24,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:25,323 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:27,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:27,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 161 states and 391 transitions. [2021-11-21 05:12:27,594 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 391 transitions. [2021-11-21 05:12:27,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:12:27,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:27,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:30,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 164 states and 393 transitions. [2021-11-21 05:12:30,201 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 393 transitions. [2021-11-21 05:12:30,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:12:30,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:30,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:30,554 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:32,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:32,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 169 states and 421 transitions. [2021-11-21 05:12:32,728 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 421 transitions. [2021-11-21 05:12:32,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:12:32,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:32,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:35,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:35,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 171 states and 422 transitions. [2021-11-21 05:12:35,045 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 422 transitions. [2021-11-21 05:12:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:12:35,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:35,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:35,431 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:37,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 176 states and 450 transitions. [2021-11-21 05:12:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 450 transitions. [2021-11-21 05:12:37,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:12:37,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:37,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:39,541 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:40,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:40,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 179 states and 452 transitions. [2021-11-21 05:12:40,927 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 452 transitions. [2021-11-21 05:12:40,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:12:40,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:40,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:41,400 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 184 states and 482 transitions. [2021-11-21 05:12:43,857 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 482 transitions. [2021-11-21 05:12:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:12:43,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:43,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:46,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:46,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 186 states and 483 transitions. [2021-11-21 05:12:46,720 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 483 transitions. [2021-11-21 05:12:46,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:12:46,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:46,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:47,192 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:49,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 191 states and 513 transitions. [2021-11-21 05:12:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 513 transitions. [2021-11-21 05:12:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:12:49,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:49,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:51,811 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:53,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 194 states and 515 transitions. [2021-11-21 05:12:53,282 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 515 transitions. [2021-11-21 05:12:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:12:53,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:53,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:53,773 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:56,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 199 states and 547 transitions. [2021-11-21 05:12:56,528 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 547 transitions. [2021-11-21 05:12:56,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:12:56,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:56,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:59,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:59,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 201 states and 548 transitions. [2021-11-21 05:12:59,708 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 548 transitions. [2021-11-21 05:12:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:12:59,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:59,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:00,234 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:03,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:03,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 206 states and 580 transitions. [2021-11-21 05:13:03,186 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 580 transitions. [2021-11-21 05:13:03,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:13:03,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:03,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:05,543 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 209 states and 582 transitions. [2021-11-21 05:13:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 582 transitions. [2021-11-21 05:13:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:13:07,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:07,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:10,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 214 states and 616 transitions. [2021-11-21 05:13:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 616 transitions. [2021-11-21 05:13:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:13:10,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:10,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:14,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:14,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 216 states and 617 transitions. [2021-11-21 05:13:14,320 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 617 transitions. [2021-11-21 05:13:14,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:13:14,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:14,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:14,788 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:17,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:17,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 221 states and 651 transitions. [2021-11-21 05:13:17,977 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 651 transitions. [2021-11-21 05:13:17,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:13:17,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:17,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:22,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:22,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 224 states and 653 transitions. [2021-11-21 05:13:22,322 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 653 transitions. [2021-11-21 05:13:22,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:13:22,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:22,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:22,786 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:25,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 229 states and 689 transitions. [2021-11-21 05:13:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 689 transitions. [2021-11-21 05:13:25,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:13:25,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:25,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:28,821 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:30,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:30,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 231 states and 690 transitions. [2021-11-21 05:13:30,078 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 690 transitions. [2021-11-21 05:13:30,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:13:30,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:30,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:30,588 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:33,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 236 states and 726 transitions. [2021-11-21 05:13:33,962 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 726 transitions. [2021-11-21 05:13:33,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:13:33,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:33,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:37,135 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:38,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 239 states and 728 transitions. [2021-11-21 05:13:38,912 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 728 transitions. [2021-11-21 05:13:38,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:13:38,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:38,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:39,421 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:42,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:42,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 244 states and 766 transitions. [2021-11-21 05:13:42,750 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 766 transitions. [2021-11-21 05:13:42,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:13:42,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:42,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:47,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:47,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 246 states and 767 transitions. [2021-11-21 05:13:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 767 transitions. [2021-11-21 05:13:47,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:13:47,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:47,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:47,934 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:51,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:51,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 251 states and 805 transitions. [2021-11-21 05:13:51,575 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 805 transitions. [2021-11-21 05:13:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 05:13:51,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:51,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:55,399 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:57,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:57,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 254 states and 807 transitions. [2021-11-21 05:13:57,296 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 807 transitions. [2021-11-21 05:13:57,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:13:57,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:57,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:57,826 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:01,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:01,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 259 states and 847 transitions. [2021-11-21 05:14:01,492 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 847 transitions. [2021-11-21 05:14:01,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:14:01,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:01,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:06,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:06,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 261 states and 848 transitions. [2021-11-21 05:14:06,499 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 848 transitions. [2021-11-21 05:14:06,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:14:06,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:06,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:07,192 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:11,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:11,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 266 states and 888 transitions. [2021-11-21 05:14:11,305 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 888 transitions. [2021-11-21 05:14:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 05:14:11,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:11,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:17,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 269 states and 890 transitions. [2021-11-21 05:14:17,465 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 890 transitions. [2021-11-21 05:14:17,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 05:14:17,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:17,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:18,184 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:21,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 274 states and 932 transitions. [2021-11-21 05:14:21,924 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 932 transitions. [2021-11-21 05:14:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 05:14:21,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:21,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:26,212 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 731 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:27,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 276 states and 933 transitions. [2021-11-21 05:14:27,628 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 933 transitions. [2021-11-21 05:14:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:14:27,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:27,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:28,204 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:32,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 281 states and 975 transitions. [2021-11-21 05:14:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 975 transitions. [2021-11-21 05:14:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 05:14:32,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:32,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:36,993 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:39,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:39,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 284 states and 977 transitions. [2021-11-21 05:14:39,315 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 977 transitions. [2021-11-21 05:14:39,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 05:14:39,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:39,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:39,944 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 289 states and 1021 transitions. [2021-11-21 05:14:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 1021 transitions. [2021-11-21 05:14:43,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 05:14:43,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:43,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:48,614 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 819 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:50,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:50,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 291 states and 1022 transitions. [2021-11-21 05:14:50,099 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 1022 transitions. [2021-11-21 05:14:50,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 05:14:50,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:50,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:50,769 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 296 states and 1066 transitions. [2021-11-21 05:14:55,285 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1066 transitions. [2021-11-21 05:14:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 05:14:55,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:55,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:00,213 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:02,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:02,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 299 states and 1068 transitions. [2021-11-21 05:15:02,603 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 1068 transitions. [2021-11-21 05:15:02,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:15:02,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:02,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:03,430 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:07,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:07,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 304 states and 1114 transitions. [2021-11-21 05:15:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1114 transitions. [2021-11-21 05:15:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:15:07,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:07,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:13,011 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 912 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 306 states and 1115 transitions. [2021-11-21 05:15:14,587 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 1115 transitions. [2021-11-21 05:15:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:15:14,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:14,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:15,225 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 311 states and 1161 transitions. [2021-11-21 05:15:19,993 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1161 transitions. [2021-11-21 05:15:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-21 05:15:19,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:19,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:25,527 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:27,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 314 states and 1163 transitions. [2021-11-21 05:15:27,896 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1163 transitions. [2021-11-21 05:15:27,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 05:15:27,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:27,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:28,789 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:33,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:33,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 319 states and 1211 transitions. [2021-11-21 05:15:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1211 transitions. [2021-11-21 05:15:33,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 05:15:33,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:33,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:39,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 1010 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:40,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:40,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 321 states and 1212 transitions. [2021-11-21 05:15:40,829 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1212 transitions. [2021-11-21 05:15:40,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 05:15:40,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:40,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:41,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:46,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:46,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 326 states and 1260 transitions. [2021-11-21 05:15:46,451 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1260 transitions. [2021-11-21 05:15:46,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 05:15:46,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:46,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:46,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 1050 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:55,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:55,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 329 states and 1262 transitions. [2021-11-21 05:15:55,533 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1262 transitions. [2021-11-21 05:15:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 05:15:55,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:55,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 1092 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:00,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:00,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 334 states and 1312 transitions. [2021-11-21 05:16:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1312 transitions. [2021-11-21 05:16:00,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 05:16:00,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:00,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:07,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 1113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:09,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 336 states and 1313 transitions. [2021-11-21 05:16:09,306 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1313 transitions. [2021-11-21 05:16:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-21 05:16:09,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:09,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:15,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:15,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 341 states and 1363 transitions. [2021-11-21 05:16:15,312 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1363 transitions. [2021-11-21 05:16:15,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-21 05:16:15,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:15,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:22,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 1155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:24,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:24,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 344 states and 1365 transitions. [2021-11-21 05:16:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1365 transitions. [2021-11-21 05:16:24,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-21 05:16:24,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:24,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:25,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 0 proven. 1199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:30,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 349 states and 1417 transitions. [2021-11-21 05:16:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1417 transitions. [2021-11-21 05:16:30,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 05:16:30,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:30,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 1221 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:39,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:39,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 351 states and 1418 transitions. [2021-11-21 05:16:39,616 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1418 transitions. [2021-11-21 05:16:39,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 05:16:39,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:39,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:40,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:46,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 356 states and 1470 transitions. [2021-11-21 05:16:46,007 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1470 transitions. [2021-11-21 05:16:46,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-21 05:16:46,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:46,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:53,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 1265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:56,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:56,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 359 states and 1472 transitions. [2021-11-21 05:16:56,513 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1472 transitions. [2021-11-21 05:16:56,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 05:16:56,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:56,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 1311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:02,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:02,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 364 states and 1526 transitions. [2021-11-21 05:17:02,581 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 1526 transitions. [2021-11-21 05:17:02,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 05:17:02,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:02,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:10,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 1334 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:12,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 366 states and 1527 transitions. [2021-11-21 05:17:12,374 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 1527 transitions. [2021-11-21 05:17:12,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 05:17:12,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:12,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:13,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:18,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 371 states and 1581 transitions. [2021-11-21 05:17:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1581 transitions. [2021-11-21 05:17:18,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-21 05:17:18,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:18,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 1380 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:30,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:30,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 374 states and 1583 transitions. [2021-11-21 05:17:30,107 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1583 transitions. [2021-11-21 05:17:30,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-21 05:17:30,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:30,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:31,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1428 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:36,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:36,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 379 states and 1639 transitions. [2021-11-21 05:17:36,557 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1639 transitions. [2021-11-21 05:17:36,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 05:17:36,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:36,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 1452 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:47,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:47,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 381 states and 1640 transitions. [2021-11-21 05:17:47,242 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 1640 transitions. [2021-11-21 05:17:47,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 05:17:47,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:47,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:54,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 386 states and 1696 transitions. [2021-11-21 05:17:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1696 transitions. [2021-11-21 05:17:54,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-21 05:17:54,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:54,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:03,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 1500 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:06,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:06,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 389 states and 1698 transitions. [2021-11-21 05:18:06,317 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1698 transitions. [2021-11-21 05:18:06,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-21 05:18:06,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:06,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:07,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 1550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 394 states and 1756 transitions. [2021-11-21 05:18:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 1756 transitions. [2021-11-21 05:18:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 05:18:12,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:12,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:22,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 1575 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:24,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 396 states and 1757 transitions. [2021-11-21 05:18:24,686 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1757 transitions. [2021-11-21 05:18:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 05:18:24,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:24,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:25,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:31,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:31,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 401 states and 1815 transitions. [2021-11-21 05:18:31,968 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1815 transitions. [2021-11-21 05:18:31,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-21 05:18:31,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:31,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 1625 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:45,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 404 states and 1817 transitions. [2021-11-21 05:18:45,089 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 1817 transitions. [2021-11-21 05:18:45,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-21 05:18:45,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:45,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:45,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 0 proven. 1677 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:18:51,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:51,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 409 states and 1877 transitions. [2021-11-21 05:18:51,971 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 1877 transitions. [2021-11-21 05:18:51,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 05:18:51,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:51,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 1703 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:04,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 411 states and 1878 transitions. [2021-11-21 05:19:04,768 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1878 transitions. [2021-11-21 05:19:04,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-21 05:19:04,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:04,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:05,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:12,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 416 states and 1938 transitions. [2021-11-21 05:19:12,433 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1938 transitions. [2021-11-21 05:19:12,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-21 05:19:12,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:12,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:23,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 1755 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:27,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:27,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 419 states and 1940 transitions. [2021-11-21 05:19:27,171 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 1940 transitions. [2021-11-21 05:19:27,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-21 05:19:27,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:27,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:28,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1809 backedges. 0 proven. 1809 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:34,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:34,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 424 states and 2002 transitions. [2021-11-21 05:19:34,806 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 2002 transitions. [2021-11-21 05:19:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 05:19:34,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:34,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:46,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 1836 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:48,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:48,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 426 states and 2003 transitions. [2021-11-21 05:19:48,681 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 2003 transitions. [2021-11-21 05:19:48,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-21 05:19:48,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:48,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:49,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:19:56,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 431 states and 2065 transitions. [2021-11-21 05:19:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 2065 transitions. [2021-11-21 05:19:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-21 05:19:56,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:56,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:08,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 1890 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:12,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:12,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2067 states to 434 states and 2067 transitions. [2021-11-21 05:20:12,434 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 2067 transitions. [2021-11-21 05:20:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-21 05:20:12,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:12,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1946 backedges. 0 proven. 1946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:20,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:20,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 439 states and 2131 transitions. [2021-11-21 05:20:20,088 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 2131 transitions. [2021-11-21 05:20:20,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-21 05:20:20,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:20,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:32,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 1974 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:34,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:34,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 441 states and 2132 transitions. [2021-11-21 05:20:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 2132 transitions. [2021-11-21 05:20:34,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-21 05:20:34,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:34,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:42,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:42,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 446 states and 2196 transitions. [2021-11-21 05:20:42,926 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 2196 transitions. [2021-11-21 05:20:42,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-21 05:20:42,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:42,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:20:55,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 2030 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:20:59,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:20:59,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 449 states and 2198 transitions. [2021-11-21 05:20:59,147 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 2198 transitions. [2021-11-21 05:20:59,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-21 05:20:59,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:20:59,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:20:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:00,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2088 backedges. 0 proven. 2088 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:06,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 454 states and 2264 transitions. [2021-11-21 05:21:06,896 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 2264 transitions. [2021-11-21 05:21:06,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-21 05:21:06,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:06,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:19,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 2117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:22,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 456 states and 2265 transitions. [2021-11-21 05:21:22,542 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 2265 transitions. [2021-11-21 05:21:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-21 05:21:22,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:22,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:30,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:30,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 461 states and 2331 transitions. [2021-11-21 05:21:30,981 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 2331 transitions. [2021-11-21 05:21:30,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-21 05:21:30,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:30,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:44,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 2175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:48,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 464 states and 2333 transitions. [2021-11-21 05:21:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 2333 transitions. [2021-11-21 05:21:48,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-21 05:21:48,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:48,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:49,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 0 proven. 2235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:56,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:56,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 469 states and 2401 transitions. [2021-11-21 05:21:56,467 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 2401 transitions. [2021-11-21 05:21:56,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-21 05:21:56,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:56,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:10,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 2265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:12,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:12,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 471 states and 2402 transitions. [2021-11-21 05:22:12,935 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 2402 transitions. [2021-11-21 05:22:12,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-21 05:22:12,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:12,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:14,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.