./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f777bc0851fa1e32aaa7ec1f7505f1f2e0a2d51 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:33:45,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:33:45,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:33:45,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:33:45,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:33:45,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:33:45,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:33:45,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:33:45,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:33:45,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:33:45,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:33:45,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:33:45,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:33:45,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:33:45,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:33:45,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:33:45,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:33:45,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:33:45,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:33:45,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:33:45,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:33:45,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:33:45,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:33:45,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:33:45,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:33:45,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:33:45,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:33:45,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:33:45,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:33:45,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:33:45,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:33:45,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:33:45,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:33:45,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:33:45,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:33:45,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:33:45,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:33:45,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:33:45,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:33:45,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:33:45,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:33:45,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:33:45,601 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:33:45,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:33:45,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:33:45,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:33:45,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:33:45,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:33:45,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:33:45,606 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:33:45,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:33:45,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:33:45,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:33:45,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:33:45,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:33:45,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:33:45,609 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:33:45,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:33:45,609 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:33:45,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:33:45,610 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:33:45,610 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:33:45,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:33:45,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:33:45,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:33:45,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:33:45,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:33:45,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:33:45,612 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:33:45,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:33:45,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:33:45,615 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-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f777bc0851fa1e32aaa7ec1f7505f1f2e0a2d51 [2020-11-29 19:33:45,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:33:45,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:33:46,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:33:46,004 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:33:46,005 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:33:46,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2020-11-29 19:33:46,115 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/data/95bf674cc/e70ed439361a4efab1738bd311e9bfba/FLAG3433044f4 [2020-11-29 19:33:46,850 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:33:46,857 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2020-11-29 19:33:46,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/data/95bf674cc/e70ed439361a4efab1738bd311e9bfba/FLAG3433044f4 [2020-11-29 19:33:47,066 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/data/95bf674cc/e70ed439361a4efab1738bd311e9bfba [2020-11-29 19:33:47,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:33:47,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:33:47,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:33:47,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:33:47,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:33:47,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:33:47" (1/1) ... [2020-11-29 19:33:47,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f3a2978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:47, skipping insertion in model container [2020-11-29 19:33:47,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:33:47" (1/1) ... [2020-11-29 19:33:47,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:33:47,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:33:47,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:33:47,935 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:33:48,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:33:48,288 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:33:48,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48 WrapperNode [2020-11-29 19:33:48,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:33:48,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:33:48,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:33:48,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:33:48,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... [2020-11-29 19:33:48,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... [2020-11-29 19:33:48,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:33:48,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:33:48,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:33:48,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:33:48,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... [2020-11-29 19:33:48,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... [2020-11-29 19:33:48,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... [2020-11-29 19:33:48,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... [2020-11-29 19:33:48,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... [2020-11-29 19:33:48,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... [2020-11-29 19:33:48,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... [2020-11-29 19:33:48,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:33:48,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:33:48,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:33:48,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:33:48,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:33:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:33:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 19:33:48,706 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 19:33:48,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:33:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:33:48,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:33:48,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:33:51,047 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:33:51,049 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-11-29 19:33:51,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:33:51 BoogieIcfgContainer [2020-11-29 19:33:51,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:33:51,057 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:33:51,058 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:33:51,070 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:33:51,071 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:33:51" (1/1) ... [2020-11-29 19:33:51,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:33:51,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:51,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 305 states and 581 transitions. [2020-11-29 19:33:51,184 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 581 transitions. [2020-11-29 19:33:51,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 19:33:51,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:51,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:51,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 290 states and 609 transitions. [2020-11-29 19:33:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 609 transitions. [2020-11-29 19:33:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 19:33:51,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:52,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:52,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 289 states and 607 transitions. [2020-11-29 19:33:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 607 transitions. [2020-11-29 19:33:52,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 19:33:52,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 291 states and 668 transitions. [2020-11-29 19:33:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 668 transitions. [2020-11-29 19:33:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:33:52,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:53,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:53,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 294 states and 731 transitions. [2020-11-29 19:33:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 731 transitions. [2020-11-29 19:33:53,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 19:33:53,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:53,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:53,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 297 states and 737 transitions. [2020-11-29 19:33:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 737 transitions. [2020-11-29 19:33:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 19:33:53,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:53,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:53,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 297 states and 736 transitions. [2020-11-29 19:33:53,795 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 736 transitions. [2020-11-29 19:33:53,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 19:33:53,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:54,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:54,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 296 states and 734 transitions. [2020-11-29 19:33:54,168 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 734 transitions. [2020-11-29 19:33:54,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 19:33:54,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:54,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 296 states and 732 transitions. [2020-11-29 19:33:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 732 transitions. [2020-11-29 19:33:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 19:33:54,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:54,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 299 states and 737 transitions. [2020-11-29 19:33:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 737 transitions. [2020-11-29 19:33:54,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 19:33:54,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:54,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:54,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:54,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 301 states and 740 transitions. [2020-11-29 19:33:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 740 transitions. [2020-11-29 19:33:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 19:33:54,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:56,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:56,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 303 states and 801 transitions. [2020-11-29 19:33:56,187 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 801 transitions. [2020-11-29 19:33:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:33:56,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:56,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:56,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 305 states and 804 transitions. [2020-11-29 19:33:56,391 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 804 transitions. [2020-11-29 19:33:56,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:33:56,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:56,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 313 states and 876 transitions. [2020-11-29 19:33:57,577 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 876 transitions. [2020-11-29 19:33:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:33:57,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:57,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:58,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:58,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 316 states and 881 transitions. [2020-11-29 19:33:58,209 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 881 transitions. [2020-11-29 19:33:58,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:33:58,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:58,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:58,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:58,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 319 states and 886 transitions. [2020-11-29 19:33:58,693 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 886 transitions. [2020-11-29 19:33:58,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:33:58,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:59,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:59,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 321 states and 891 transitions. [2020-11-29 19:33:59,420 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 891 transitions. [2020-11-29 19:33:59,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:33:59,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:59,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:59,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:59,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 321 states and 890 transitions. [2020-11-29 19:33:59,493 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 890 transitions. [2020-11-29 19:33:59,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:33:59,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:33:59,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:33:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:33:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 324 states and 895 transitions. [2020-11-29 19:33:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 895 transitions. [2020-11-29 19:33:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:33:59,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:33:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:00,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:00,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 324 states and 891 transitions. [2020-11-29 19:34:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 891 transitions. [2020-11-29 19:34:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:34:00,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:00,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:34:01,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:01,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 325 states and 893 transitions. [2020-11-29 19:34:01,091 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 893 transitions. [2020-11-29 19:34:01,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:34:01,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:01,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:01,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:01,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 328 states and 898 transitions. [2020-11-29 19:34:01,814 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 898 transitions. [2020-11-29 19:34:01,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:34:01,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:01,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 327 states and 896 transitions. [2020-11-29 19:34:02,415 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 896 transitions. [2020-11-29 19:34:02,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:34:02,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:02,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:03,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 328 states and 897 transitions. [2020-11-29 19:34:03,116 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 897 transitions. [2020-11-29 19:34:03,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:34:03,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:05,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:05,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 330 states and 956 transitions. [2020-11-29 19:34:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 956 transitions. [2020-11-29 19:34:05,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:34:05,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:05,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:06,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:06,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 334 states and 963 transitions. [2020-11-29 19:34:06,984 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 963 transitions. [2020-11-29 19:34:06,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:34:06,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:07,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:08,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 341 states and 1031 transitions. [2020-11-29 19:34:08,543 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1031 transitions. [2020-11-29 19:34:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:34:08,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 343 states and 1033 transitions. [2020-11-29 19:34:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 1033 transitions. [2020-11-29 19:34:09,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 19:34:09,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:09,273 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:10,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:10,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 345 states and 1036 transitions. [2020-11-29 19:34:10,176 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 1036 transitions. [2020-11-29 19:34:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 19:34:10,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:10,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:10,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 344 states and 1033 transitions. [2020-11-29 19:34:10,642 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1033 transitions. [2020-11-29 19:34:10,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 19:34:10,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:10,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:10,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 344 states and 1032 transitions. [2020-11-29 19:34:10,742 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1032 transitions. [2020-11-29 19:34:10,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:34:10,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:11,037 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:12,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 345 states and 1033 transitions. [2020-11-29 19:34:12,096 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 1033 transitions. [2020-11-29 19:34:12,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:34:12,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:12,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:34:12,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 341 states and 1026 transitions. [2020-11-29 19:34:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1026 transitions. [2020-11-29 19:34:12,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:34:12,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:12,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:13,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:13,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 337 states and 1019 transitions. [2020-11-29 19:34:13,235 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1019 transitions. [2020-11-29 19:34:13,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:34:13,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:13,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 337 states and 1014 transitions. [2020-11-29 19:34:13,982 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1014 transitions. [2020-11-29 19:34:13,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:34:13,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:14,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:14,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:14,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 338 states and 1014 transitions. [2020-11-29 19:34:14,427 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1014 transitions. [2020-11-29 19:34:14,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:34:14,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:14,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:14,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:14,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 337 states and 1012 transitions. [2020-11-29 19:34:14,944 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1012 transitions. [2020-11-29 19:34:14,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:34:14,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:15,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:16,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:16,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 337 states and 1011 transitions. [2020-11-29 19:34:16,756 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1011 transitions. [2020-11-29 19:34:16,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:34:16,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:16,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:17,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:17,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 320 states and 975 transitions. [2020-11-29 19:34:17,268 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 975 transitions. [2020-11-29 19:34:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:34:17,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 318 states and 972 transitions. [2020-11-29 19:34:18,003 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 972 transitions. [2020-11-29 19:34:18,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:34:18,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:18,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:18,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 320 states and 1031 transitions. [2020-11-29 19:34:18,828 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 1031 transitions. [2020-11-29 19:34:18,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:34:18,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:19,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:19,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:19,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 322 states and 1033 transitions. [2020-11-29 19:34:19,533 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 1033 transitions. [2020-11-29 19:34:19,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:34:19,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:19,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:19,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:19,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 322 states and 1032 transitions. [2020-11-29 19:34:19,612 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 1032 transitions. [2020-11-29 19:34:19,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:34:19,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:19,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:19,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:34:20,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:20,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 319 states and 1028 transitions. [2020-11-29 19:34:20,003 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1028 transitions. [2020-11-29 19:34:20,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:34:20,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:20,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:20,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:20,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 319 states and 1023 transitions. [2020-11-29 19:34:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1023 transitions. [2020-11-29 19:34:20,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:34:20,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:21,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:22,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:22,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 319 states and 1021 transitions. [2020-11-29 19:34:22,511 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1021 transitions. [2020-11-29 19:34:22,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:34:22,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:22,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:22,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:22,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 319 states and 1020 transitions. [2020-11-29 19:34:22,612 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1020 transitions. [2020-11-29 19:34:22,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 19:34:22,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:22,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:23,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:23,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 319 states and 1015 transitions. [2020-11-29 19:34:23,680 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1015 transitions. [2020-11-29 19:34:23,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 19:34:23,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:23,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:25,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:25,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 319 states and 1013 transitions. [2020-11-29 19:34:25,425 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1013 transitions. [2020-11-29 19:34:25,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:34:25,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:25,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:25,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:25,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 319 states and 1012 transitions. [2020-11-29 19:34:25,510 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1012 transitions. [2020-11-29 19:34:25,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:34:25,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:26,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:26,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 319 states and 1007 transitions. [2020-11-29 19:34:26,409 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1007 transitions. [2020-11-29 19:34:26,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 19:34:26,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 319 states and 1005 transitions. [2020-11-29 19:34:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1005 transitions. [2020-11-29 19:34:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 19:34:28,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:28,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:28,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:28,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 319 states and 1004 transitions. [2020-11-29 19:34:28,866 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1004 transitions. [2020-11-29 19:34:28,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-29 19:34:28,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:29,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:29,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 319 states and 999 transitions. [2020-11-29 19:34:29,869 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 999 transitions. [2020-11-29 19:34:29,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 19:34:29,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:31,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:31,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 319 states and 997 transitions. [2020-11-29 19:34:31,928 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 997 transitions. [2020-11-29 19:34:31,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 19:34:31,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:31,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 319 states and 996 transitions. [2020-11-29 19:34:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 996 transitions. [2020-11-29 19:34:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 19:34:32,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:32,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:33,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:33,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 319 states and 991 transitions. [2020-11-29 19:34:33,039 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 991 transitions. [2020-11-29 19:34:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:34:33,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:33,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:35,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:35,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 319 states and 989 transitions. [2020-11-29 19:34:35,205 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 989 transitions. [2020-11-29 19:34:35,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 19:34:35,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:35,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:35,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:35,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 319 states and 988 transitions. [2020-11-29 19:34:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 988 transitions. [2020-11-29 19:34:35,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 19:34:35,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:36,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 319 states and 983 transitions. [2020-11-29 19:34:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 983 transitions. [2020-11-29 19:34:36,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 19:34:36,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:36,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 319 states and 981 transitions. [2020-11-29 19:34:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 981 transitions. [2020-11-29 19:34:38,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 19:34:38,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:39,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:39,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:39,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 319 states and 980 transitions. [2020-11-29 19:34:39,121 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 980 transitions. [2020-11-29 19:34:39,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 19:34:39,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:39,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:40,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:40,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 319 states and 975 transitions. [2020-11-29 19:34:40,584 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 975 transitions. [2020-11-29 19:34:40,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-29 19:34:40,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:40,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:42,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:42,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 319 states and 973 transitions. [2020-11-29 19:34:42,914 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 973 transitions. [2020-11-29 19:34:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 19:34:42,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:42,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:43,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:43,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 319 states and 972 transitions. [2020-11-29 19:34:43,055 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 972 transitions. [2020-11-29 19:34:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:34:43,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:43,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:44,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:44,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 319 states and 967 transitions. [2020-11-29 19:34:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 967 transitions. [2020-11-29 19:34:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-29 19:34:44,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:44,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:46,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:46,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 319 states and 965 transitions. [2020-11-29 19:34:46,897 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 965 transitions. [2020-11-29 19:34:46,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-29 19:34:46,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:46,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:47,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:47,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 319 states and 964 transitions. [2020-11-29 19:34:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 964 transitions. [2020-11-29 19:34:47,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-29 19:34:47,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:47,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:48,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 319 states and 959 transitions. [2020-11-29 19:34:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 959 transitions. [2020-11-29 19:34:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-29 19:34:48,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:48,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:51,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:51,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 319 states and 957 transitions. [2020-11-29 19:34:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 957 transitions. [2020-11-29 19:34:51,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-29 19:34:51,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:51,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 319 states and 956 transitions. [2020-11-29 19:34:51,249 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 956 transitions. [2020-11-29 19:34:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-29 19:34:51,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:51,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:52,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:52,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 319 states and 951 transitions. [2020-11-29 19:34:52,612 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 951 transitions. [2020-11-29 19:34:52,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-29 19:34:52,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:55,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:55,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 319 states and 949 transitions. [2020-11-29 19:34:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 949 transitions. [2020-11-29 19:34:55,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 19:34:55,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:55,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 319 states and 948 transitions. [2020-11-29 19:34:55,382 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 948 transitions. [2020-11-29 19:34:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 19:34:55,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:55,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:34:56,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:34:56,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 319 states and 943 transitions. [2020-11-29 19:34:56,922 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 943 transitions. [2020-11-29 19:34:56,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-29 19:34:56,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:34:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:34:57,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:00,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 319 states and 941 transitions. [2020-11-29 19:35:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 941 transitions. [2020-11-29 19:35:00,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 19:35:00,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:00,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:00,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 319 states and 940 transitions. [2020-11-29 19:35:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 940 transitions. [2020-11-29 19:35:00,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-29 19:35:00,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:01,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:01,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 319 states and 935 transitions. [2020-11-29 19:35:01,735 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 935 transitions. [2020-11-29 19:35:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-29 19:35:01,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:02,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:04,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:04,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 319 states and 933 transitions. [2020-11-29 19:35:04,835 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 933 transitions. [2020-11-29 19:35:04,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-29 19:35:04,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:04,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:05,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 319 states and 932 transitions. [2020-11-29 19:35:05,040 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 932 transitions. [2020-11-29 19:35:05,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-29 19:35:05,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:05,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:06,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:06,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 319 states and 927 transitions. [2020-11-29 19:35:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 927 transitions. [2020-11-29 19:35:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 19:35:06,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:07,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:09,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 319 states and 925 transitions. [2020-11-29 19:35:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 925 transitions. [2020-11-29 19:35:09,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:35:09,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:09,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:09,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:09,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 319 states and 924 transitions. [2020-11-29 19:35:09,912 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 924 transitions. [2020-11-29 19:35:09,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:35:09,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 319 states and 919 transitions. [2020-11-29 19:35:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 919 transitions. [2020-11-29 19:35:11,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:35:11,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:12,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:14,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 319 states and 917 transitions. [2020-11-29 19:35:14,957 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 917 transitions. [2020-11-29 19:35:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-29 19:35:14,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:14,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:15,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:15,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 319 states and 916 transitions. [2020-11-29 19:35:15,131 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 916 transitions. [2020-11-29 19:35:15,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-29 19:35:15,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:15,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:16,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:16,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 319 states and 911 transitions. [2020-11-29 19:35:16,779 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 911 transitions. [2020-11-29 19:35:16,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-29 19:35:16,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:17,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:20,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 319 states and 909 transitions. [2020-11-29 19:35:20,271 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 909 transitions. [2020-11-29 19:35:20,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:35:20,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:20,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:20,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:20,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 319 states and 908 transitions. [2020-11-29 19:35:20,465 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 908 transitions. [2020-11-29 19:35:20,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:35:20,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:20,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:22,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:22,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 319 states and 903 transitions. [2020-11-29 19:35:22,342 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 903 transitions. [2020-11-29 19:35:22,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:35:22,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:23,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:26,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 319 states and 901 transitions. [2020-11-29 19:35:26,373 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 901 transitions. [2020-11-29 19:35:26,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-29 19:35:26,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:26,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 319 states and 900 transitions. [2020-11-29 19:35:26,578 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 900 transitions. [2020-11-29 19:35:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 19:35:26,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:28,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:28,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 319 states and 895 transitions. [2020-11-29 19:35:28,820 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 895 transitions. [2020-11-29 19:35:28,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-29 19:35:28,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:29,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:32,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:32,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 319 states and 893 transitions. [2020-11-29 19:35:32,695 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 893 transitions. [2020-11-29 19:35:32,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-11-29 19:35:32,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:32,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 319 states and 892 transitions. [2020-11-29 19:35:32,964 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 892 transitions. [2020-11-29 19:35:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-11-29 19:35:32,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:34,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:34,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 319 states and 887 transitions. [2020-11-29 19:35:34,961 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 887 transitions. [2020-11-29 19:35:34,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-11-29 19:35:34,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:35,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:39,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:39,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 319 states and 885 transitions. [2020-11-29 19:35:39,196 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 885 transitions. [2020-11-29 19:35:39,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-11-29 19:35:39,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:39,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:39,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 319 states and 884 transitions. [2020-11-29 19:35:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 884 transitions. [2020-11-29 19:35:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-11-29 19:35:39,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:41,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:41,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 319 states and 879 transitions. [2020-11-29 19:35:41,454 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 879 transitions. [2020-11-29 19:35:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-11-29 19:35:41,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:42,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:45,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 319 states and 877 transitions. [2020-11-29 19:35:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 877 transitions. [2020-11-29 19:35:45,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-29 19:35:45,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:45,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:46,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 319 states and 876 transitions. [2020-11-29 19:35:46,020 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 876 transitions. [2020-11-29 19:35:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-11-29 19:35:46,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:46,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:48,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:48,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 319 states and 871 transitions. [2020-11-29 19:35:48,323 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 871 transitions. [2020-11-29 19:35:48,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-11-29 19:35:48,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:52,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:52,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 319 states and 869 transitions. [2020-11-29 19:35:52,986 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 869 transitions. [2020-11-29 19:35:52,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-11-29 19:35:52,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:53,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:53,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:53,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 319 states and 868 transitions. [2020-11-29 19:35:53,208 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 868 transitions. [2020-11-29 19:35:53,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-11-29 19:35:53,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:35:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:35:55,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 319 states and 863 transitions. [2020-11-29 19:35:55,454 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 863 transitions. [2020-11-29 19:35:55,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-11-29 19:35:55,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:35:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:35:56,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 319 states and 861 transitions. [2020-11-29 19:36:00,170 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 861 transitions. [2020-11-29 19:36:00,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-11-29 19:36:00,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:00,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 319 states and 860 transitions. [2020-11-29 19:36:00,384 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 860 transitions. [2020-11-29 19:36:00,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-11-29 19:36:00,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:00,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:02,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 319 states and 855 transitions. [2020-11-29 19:36:02,693 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 855 transitions. [2020-11-29 19:36:02,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-11-29 19:36:02,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:07,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 319 states and 853 transitions. [2020-11-29 19:36:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 853 transitions. [2020-11-29 19:36:07,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-11-29 19:36:07,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:07,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:07,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:07,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 319 states and 852 transitions. [2020-11-29 19:36:07,990 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 852 transitions. [2020-11-29 19:36:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-11-29 19:36:07,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:10,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 319 states and 847 transitions. [2020-11-29 19:36:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 847 transitions. [2020-11-29 19:36:10,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-11-29 19:36:10,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:11,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:15,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:15,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 319 states and 845 transitions. [2020-11-29 19:36:15,779 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 845 transitions. [2020-11-29 19:36:15,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-11-29 19:36:15,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:15,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:15,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 319 states and 844 transitions. [2020-11-29 19:36:15,981 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 844 transitions. [2020-11-29 19:36:15,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-11-29 19:36:15,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:18,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:18,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 319 states and 839 transitions. [2020-11-29 19:36:18,548 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 839 transitions. [2020-11-29 19:36:18,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-11-29 19:36:18,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:18,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:24,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:24,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 319 states and 837 transitions. [2020-11-29 19:36:24,288 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 837 transitions. [2020-11-29 19:36:24,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-11-29 19:36:24,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:24,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 319 states and 836 transitions. [2020-11-29 19:36:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 836 transitions. [2020-11-29 19:36:24,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-11-29 19:36:24,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:27,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:27,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 319 states and 831 transitions. [2020-11-29 19:36:27,122 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 831 transitions. [2020-11-29 19:36:27,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-11-29 19:36:27,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:27,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:33,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:33,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 319 states and 829 transitions. [2020-11-29 19:36:33,103 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 829 transitions. [2020-11-29 19:36:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-11-29 19:36:33,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:33,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 319 states and 828 transitions. [2020-11-29 19:36:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 828 transitions. [2020-11-29 19:36:33,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-11-29 19:36:33,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:33,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:36,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:36,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 319 states and 823 transitions. [2020-11-29 19:36:36,111 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 823 transitions. [2020-11-29 19:36:36,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-11-29 19:36:36,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:37,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:42,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:42,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 319 states and 821 transitions. [2020-11-29 19:36:42,233 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 821 transitions. [2020-11-29 19:36:42,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-29 19:36:42,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:42,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:42,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:42,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 319 states and 820 transitions. [2020-11-29 19:36:42,435 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 820 transitions. [2020-11-29 19:36:42,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-11-29 19:36:42,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:45,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:45,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 319 states and 815 transitions. [2020-11-29 19:36:45,318 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 815 transitions. [2020-11-29 19:36:45,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-11-29 19:36:45,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:52,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:52,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 319 states and 813 transitions. [2020-11-29 19:36:52,141 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 813 transitions. [2020-11-29 19:36:52,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-11-29 19:36:52,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:52,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:52,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:52,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 319 states and 812 transitions. [2020-11-29 19:36:52,383 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 812 transitions. [2020-11-29 19:36:52,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-11-29 19:36:52,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:53,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:36:55,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:55,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 319 states and 807 transitions. [2020-11-29 19:36:55,701 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 807 transitions. [2020-11-29 19:36:55,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-29 19:36:55,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:56,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:02,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 319 states and 805 transitions. [2020-11-29 19:37:02,832 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 805 transitions. [2020-11-29 19:37:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-11-29 19:37:02,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:03,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 319 states and 804 transitions. [2020-11-29 19:37:03,092 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 804 transitions. [2020-11-29 19:37:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-11-29 19:37:03,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:06,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:06,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 319 states and 799 transitions. [2020-11-29 19:37:06,390 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 799 transitions. [2020-11-29 19:37:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-11-29 19:37:06,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:07,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:13,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:13,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 319 states and 797 transitions. [2020-11-29 19:37:13,453 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 797 transitions. [2020-11-29 19:37:13,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-11-29 19:37:13,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:13,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:13,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 319 states and 796 transitions. [2020-11-29 19:37:13,732 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 796 transitions. [2020-11-29 19:37:13,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-11-29 19:37:13,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:14,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:17,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:17,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 319 states and 791 transitions. [2020-11-29 19:37:17,290 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 791 transitions. [2020-11-29 19:37:17,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-11-29 19:37:17,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:18,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:25,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:25,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 319 states and 789 transitions. [2020-11-29 19:37:25,128 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 789 transitions. [2020-11-29 19:37:25,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-11-29 19:37:25,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:25,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:25,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:25,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 319 states and 788 transitions. [2020-11-29 19:37:25,437 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 788 transitions. [2020-11-29 19:37:25,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-11-29 19:37:25,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:26,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:29,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:29,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 319 states and 783 transitions. [2020-11-29 19:37:29,050 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 783 transitions. [2020-11-29 19:37:29,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-11-29 19:37:29,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:30,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:36,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:36,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 319 states and 781 transitions. [2020-11-29 19:37:36,820 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 781 transitions. [2020-11-29 19:37:36,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-11-29 19:37:36,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 319 states and 780 transitions. [2020-11-29 19:37:37,201 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 780 transitions. [2020-11-29 19:37:37,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-11-29 19:37:37,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:37,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:41,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:41,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 319 states and 775 transitions. [2020-11-29 19:37:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 775 transitions. [2020-11-29 19:37:41,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-11-29 19:37:41,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:49,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:49,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 319 states and 773 transitions. [2020-11-29 19:37:49,681 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 773 transitions. [2020-11-29 19:37:49,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-11-29 19:37:49,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:49,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 319 states and 772 transitions. [2020-11-29 19:37:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 772 transitions. [2020-11-29 19:37:49,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-11-29 19:37:49,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:50,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:37:53,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:37:53,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 319 states and 767 transitions. [2020-11-29 19:37:53,826 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 767 transitions. [2020-11-29 19:37:53,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-29 19:37:53,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:37:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:37:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:02,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:02,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 319 states and 765 transitions. [2020-11-29 19:38:02,528 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 765 transitions. [2020-11-29 19:38:02,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-29 19:38:02,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:02,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:02,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 319 states and 764 transitions. [2020-11-29 19:38:02,851 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 764 transitions. [2020-11-29 19:38:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-11-29 19:38:02,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:06,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:06,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 319 states and 759 transitions. [2020-11-29 19:38:06,998 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 759 transitions. [2020-11-29 19:38:06,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-11-29 19:38:06,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:08,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:15,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:15,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 319 states and 757 transitions. [2020-11-29 19:38:15,902 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 757 transitions. [2020-11-29 19:38:15,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-11-29 19:38:15,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:16,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:16,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 319 states and 756 transitions. [2020-11-29 19:38:16,230 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 756 transitions. [2020-11-29 19:38:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-11-29 19:38:16,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:17,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:20,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:20,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 319 states and 751 transitions. [2020-11-29 19:38:20,653 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 751 transitions. [2020-11-29 19:38:20,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-11-29 19:38:20,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:22,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:30,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:30,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 319 states and 749 transitions. [2020-11-29 19:38:30,344 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 749 transitions. [2020-11-29 19:38:30,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-11-29 19:38:30,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:30,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:30,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:30,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 319 states and 748 transitions. [2020-11-29 19:38:30,695 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 748 transitions. [2020-11-29 19:38:30,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-11-29 19:38:30,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:31,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:35,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:35,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 319 states and 743 transitions. [2020-11-29 19:38:35,534 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 743 transitions. [2020-11-29 19:38:35,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-11-29 19:38:35,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:36,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:45,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:45,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 319 states and 741 transitions. [2020-11-29 19:38:45,106 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 741 transitions. [2020-11-29 19:38:45,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-11-29 19:38:45,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:45,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:45,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 319 states and 740 transitions. [2020-11-29 19:38:45,416 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 740 transitions. [2020-11-29 19:38:45,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-11-29 19:38:45,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:46,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:50,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:50,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 319 states and 735 transitions. [2020-11-29 19:38:50,396 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 735 transitions. [2020-11-29 19:38:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-11-29 19:38:50,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:51,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:59,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:59,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 319 states and 733 transitions. [2020-11-29 19:38:59,293 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 733 transitions. [2020-11-29 19:38:59,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-11-29 19:38:59,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:38:59,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:38:59,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:38:59,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 319 states and 732 transitions. [2020-11-29 19:38:59,631 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 732 transitions. [2020-11-29 19:38:59,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-11-29 19:38:59,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:38:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:00,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:03,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:03,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 319 states and 727 transitions. [2020-11-29 19:39:03,746 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 727 transitions. [2020-11-29 19:39:03,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-11-29 19:39:03,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:14,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:14,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 319 states and 725 transitions. [2020-11-29 19:39:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 725 transitions. [2020-11-29 19:39:14,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-11-29 19:39:14,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:14,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:14,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 319 states and 724 transitions. [2020-11-29 19:39:14,633 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 724 transitions. [2020-11-29 19:39:14,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-11-29 19:39:14,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:15,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:19,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:19,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 319 states and 719 transitions. [2020-11-29 19:39:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 719 transitions. [2020-11-29 19:39:19,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-29 19:39:19,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:29,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:29,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 319 states and 717 transitions. [2020-11-29 19:39:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 717 transitions. [2020-11-29 19:39:29,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-11-29 19:39:29,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:29,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:29,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:29,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 319 states and 716 transitions. [2020-11-29 19:39:29,545 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 716 transitions. [2020-11-29 19:39:29,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-11-29 19:39:29,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:30,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 319 states and 711 transitions. [2020-11-29 19:39:34,023 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 711 transitions. [2020-11-29 19:39:34,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-11-29 19:39:34,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:35,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:43,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:43,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 319 states and 709 transitions. [2020-11-29 19:39:43,570 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 709 transitions. [2020-11-29 19:39:43,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-11-29 19:39:43,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:43,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:44,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:44,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 319 states and 708 transitions. [2020-11-29 19:39:44,046 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 708 transitions. [2020-11-29 19:39:44,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-11-29 19:39:44,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:39:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:39:48,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 319 states and 703 transitions. [2020-11-29 19:39:48,659 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 703 transitions. [2020-11-29 19:39:48,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-11-29 19:39:48,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:39:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:39:50,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:00,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:00,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 319 states and 701 transitions. [2020-11-29 19:40:00,451 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 701 transitions. [2020-11-29 19:40:00,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-11-29 19:40:00,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:00,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:00,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:00,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 319 states and 700 transitions. [2020-11-29 19:40:00,878 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 700 transitions. [2020-11-29 19:40:00,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-11-29 19:40:00,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:01,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:06,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:06,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 319 states and 695 transitions. [2020-11-29 19:40:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 695 transitions. [2020-11-29 19:40:06,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-11-29 19:40:06,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:18,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 319 states and 693 transitions. [2020-11-29 19:40:18,322 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 693 transitions. [2020-11-29 19:40:18,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-11-29 19:40:18,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:18,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:18,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:18,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 319 states and 692 transitions. [2020-11-29 19:40:18,741 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 692 transitions. [2020-11-29 19:40:18,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-11-29 19:40:18,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:19,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:24,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:24,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 319 states and 687 transitions. [2020-11-29 19:40:24,066 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 687 transitions. [2020-11-29 19:40:24,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-11-29 19:40:24,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:25,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:35,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 319 states and 685 transitions. [2020-11-29 19:40:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 685 transitions. [2020-11-29 19:40:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-11-29 19:40:35,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:35,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:36,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:36,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 319 states and 684 transitions. [2020-11-29 19:40:36,284 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 684 transitions. [2020-11-29 19:40:36,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-11-29 19:40:36,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:37,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:41,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:41,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 319 states and 679 transitions. [2020-11-29 19:40:41,923 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 679 transitions. [2020-11-29 19:40:41,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-11-29 19:40:41,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:43,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:54,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:54,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 319 states and 677 transitions. [2020-11-29 19:40:54,305 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 677 transitions. [2020-11-29 19:40:54,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-11-29 19:40:54,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:54,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:40:54,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:40:54,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 319 states and 676 transitions. [2020-11-29 19:40:54,725 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 676 transitions. [2020-11-29 19:40:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-11-29 19:40:54,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:40:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:40:55,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:00,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:00,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 319 states and 671 transitions. [2020-11-29 19:41:00,569 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 671 transitions. [2020-11-29 19:41:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-11-29 19:41:00,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:13,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 319 states and 669 transitions. [2020-11-29 19:41:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 669 transitions. [2020-11-29 19:41:13,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-11-29 19:41:13,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:13,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:13,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 319 states and 668 transitions. [2020-11-29 19:41:13,520 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 668 transitions. [2020-11-29 19:41:13,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-11-29 19:41:13,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:14,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:19,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:19,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 319 states and 663 transitions. [2020-11-29 19:41:19,286 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 663 transitions. [2020-11-29 19:41:19,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-11-29 19:41:19,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:32,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 319 states and 661 transitions. [2020-11-29 19:41:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 661 transitions. [2020-11-29 19:41:32,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-11-29 19:41:32,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:32,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 319 states and 660 transitions. [2020-11-29 19:41:32,976 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 660 transitions. [2020-11-29 19:41:32,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-11-29 19:41:32,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:34,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:39,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:39,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 319 states and 655 transitions. [2020-11-29 19:41:39,129 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 655 transitions. [2020-11-29 19:41:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-11-29 19:41:39,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:41,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:52,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 319 states and 653 transitions. [2020-11-29 19:41:52,966 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 653 transitions. [2020-11-29 19:41:52,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-11-29 19:41:52,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:53,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:41:53,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:41:53,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 319 states and 652 transitions. [2020-11-29 19:41:53,603 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 652 transitions. [2020-11-29 19:41:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-11-29 19:41:53,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:41:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:41:54,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:00,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:00,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 319 states and 647 transitions. [2020-11-29 19:42:00,038 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 647 transitions. [2020-11-29 19:42:00,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-11-29 19:42:00,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:13,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:13,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 319 states and 645 transitions. [2020-11-29 19:42:13,959 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 645 transitions. [2020-11-29 19:42:13,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-11-29 19:42:13,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:14,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:14,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:14,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 319 states and 644 transitions. [2020-11-29 19:42:14,452 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 644 transitions. [2020-11-29 19:42:14,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-29 19:42:14,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:21,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 319 states and 639 transitions. [2020-11-29 19:42:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 639 transitions. [2020-11-29 19:42:21,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-11-29 19:42:21,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:35,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:35,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 319 states and 637 transitions. [2020-11-29 19:42:35,653 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 637 transitions. [2020-11-29 19:42:35,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-11-29 19:42:35,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:36,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:36,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 319 states and 636 transitions. [2020-11-29 19:42:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 636 transitions. [2020-11-29 19:42:36,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-11-29 19:42:36,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:37,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:43,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:43,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 319 states and 631 transitions. [2020-11-29 19:42:43,186 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 631 transitions. [2020-11-29 19:42:43,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2020-11-29 19:42:43,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:58,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:58,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 319 states and 629 transitions. [2020-11-29 19:42:58,344 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 629 transitions. [2020-11-29 19:42:58,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2020-11-29 19:42:58,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:42:58,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:42:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:42:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 319 states and 628 transitions. [2020-11-29 19:42:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 628 transitions. [2020-11-29 19:42:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-11-29 19:42:58,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:42:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:43:06,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:06,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 319 states and 623 transitions. [2020-11-29 19:43:06,087 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 623 transitions. [2020-11-29 19:43:06,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-11-29 19:43:06,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:08,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:43:21,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:21,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 319 states and 621 transitions. [2020-11-29 19:43:21,508 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 621 transitions. [2020-11-29 19:43:21,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-11-29 19:43:21,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:21,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:43:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 319 states and 620 transitions. [2020-11-29 19:43:22,049 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 620 transitions. [2020-11-29 19:43:22,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-11-29 19:43:22,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:23,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:43:29,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:29,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 319 states and 615 transitions. [2020-11-29 19:43:29,600 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 615 transitions. [2020-11-29 19:43:29,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-11-29 19:43:29,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:31,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:43:45,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:45,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 319 states and 613 transitions. [2020-11-29 19:43:45,655 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 613 transitions. [2020-11-29 19:43:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-11-29 19:43:45,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:45,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:43:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 319 states and 612 transitions. [2020-11-29 19:43:46,224 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 612 transitions. [2020-11-29 19:43:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-29 19:43:46,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:43:53,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:43:53,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 319 states and 607 transitions. [2020-11-29 19:43:53,954 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 607 transitions. [2020-11-29 19:43:53,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-11-29 19:43:53,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:43:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:43:56,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:44:10,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:10,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 319 states and 605 transitions. [2020-11-29 19:44:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 605 transitions. [2020-11-29 19:44:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-11-29 19:44:10,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:10,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:44:11,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:11,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 319 states and 604 transitions. [2020-11-29 19:44:11,307 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 604 transitions. [2020-11-29 19:44:11,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-29 19:44:11,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:12,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:44:19,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:19,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 319 states and 599 transitions. [2020-11-29 19:44:19,295 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 599 transitions. [2020-11-29 19:44:19,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-11-29 19:44:19,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:21,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:44:36,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:36,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 319 states and 597 transitions. [2020-11-29 19:44:36,601 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 597 transitions. [2020-11-29 19:44:36,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-11-29 19:44:36,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:36,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:44:37,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:37,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 319 states and 596 transitions. [2020-11-29 19:44:37,229 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 596 transitions. [2020-11-29 19:44:37,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-11-29 19:44:37,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:38,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:44:40,088 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-11-29 19:44:45,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:44:45,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 319 states and 591 transitions. [2020-11-29 19:44:45,511 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 591 transitions. [2020-11-29 19:44:45,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-11-29 19:44:45,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:44:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:44:47,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:02,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 319 states and 589 transitions. [2020-11-29 19:45:02,696 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 589 transitions. [2020-11-29 19:45:02,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-11-29 19:45:02,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:02,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:03,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:03,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 319 states and 588 transitions. [2020-11-29 19:45:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 588 transitions. [2020-11-29 19:45:03,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-11-29 19:45:03,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:04,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:10,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:10,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 319 states and 583 transitions. [2020-11-29 19:45:10,960 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 583 transitions. [2020-11-29 19:45:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-11-29 19:45:10,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:12,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:14,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 321 states and 586 transitions. [2020-11-29 19:45:14,050 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 586 transitions. [2020-11-29 19:45:14,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-11-29 19:45:14,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:16,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:32,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 321 states and 584 transitions. [2020-11-29 19:45:32,382 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 584 transitions. [2020-11-29 19:45:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-11-29 19:45:32,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:36,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:42,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:42,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 324 states and 588 transitions. [2020-11-29 19:45:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 588 transitions. [2020-11-29 19:45:42,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-11-29 19:45:42,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:43,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:51,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 321 states and 584 transitions. [2020-11-29 19:45:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 584 transitions. [2020-11-29 19:45:51,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-11-29 19:45:51,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:53,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:46:12,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:12,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 310 states and 565 transitions. [2020-11-29 19:46:12,109 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 565 transitions. [2020-11-29 19:46:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-11-29 19:46:12,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:14,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:46:20,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 310 states and 564 transitions. [2020-11-29 19:46:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 564 transitions. [2020-11-29 19:46:20,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-11-29 19:46:20,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:20,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:23,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:46:42,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:42,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 315 states and 569 transitions. [2020-11-29 19:46:42,873 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 569 transitions. [2020-11-29 19:46:42,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-11-29 19:46:42,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:45,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:46:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:50,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 283 states and 532 transitions. [2020-11-29 19:46:50,687 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 532 transitions. [2020-11-29 19:46:50,687 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 19:46:50,688 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 218 iterations. [2020-11-29 19:46:50,695 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 19:46:51,313 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-11-29 19:46:51,940 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 9 [2020-11-29 19:46:52,448 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 8 [2020-11-29 19:46:54,650 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 18 [2020-11-29 19:46:54,942 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 21 [2020-11-29 19:46:55,225 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2020-11-29 19:46:55,234 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:46:55,234 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2020-11-29 19:46:55,236 INFO L569 CodeCheckObserver]: Invariant with dag size 20 [2020-11-29 19:46:55,238 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2020-11-29 19:46:55,238 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2020-11-29 19:46:55,252 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:46:55,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 07:46:55 ImpRootNode [2020-11-29 19:46:55,253 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 19:46:55,253 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:46:55,253 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:46:55,253 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:46:55,254 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:33:51" (3/4) ... [2020-11-29 19:46:55,257 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 19:46:55,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2020-11-29 19:46:55,309 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 19:46:55,312 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 19:46:55,316 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:46:55,319 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:46:55,574 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_94842722-69e7-40b3-8d2e-8daf7e63f74a/bin/ukojak/witness.graphml [2020-11-29 19:46:55,574 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:46:55,576 INFO L168 Benchmark]: Toolchain (without parser) took 788497.60 ms. Allocated memory was 83.9 MB in the beginning and 1.7 GB in the end (delta: 1.6 GB). Free memory was 52.1 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 452.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:55,576 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory is still 40.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:46:55,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1208.59 ms. Allocated memory was 83.9 MB in the beginning and 113.2 MB in the end (delta: 29.4 MB). Free memory was 51.9 MB in the beginning and 69.8 MB in the end (delta: -17.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:55,577 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.83 ms. Allocated memory is still 113.2 MB. Free memory was 69.8 MB in the beginning and 62.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:55,578 INFO L168 Benchmark]: Boogie Preprocessor took 115.87 ms. Allocated memory is still 113.2 MB. Free memory was 62.9 MB in the beginning and 58.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:55,578 INFO L168 Benchmark]: RCFGBuilder took 2470.57 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 58.7 MB in the beginning and 91.9 MB in the end (delta: -33.2 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:55,579 INFO L168 Benchmark]: CodeCheck took 784195.28 ms. Allocated memory was 142.6 MB in the beginning and 1.7 GB in the end (delta: 1.5 GB). Free memory was 91.9 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 830.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:55,579 INFO L168 Benchmark]: Witness Printer took 321.40 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:55,582 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 305 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 779.5s, OverallIterations: 218, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 613566272 SDtfs, -613569576 SDslu, -40 SDs, 0 SdLazy, -1840705230 SolverSat, -1840699918 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 533.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 242789 GetRequests, 217033 SyntacticMatches, 24416 SemanticMatches, 1340 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2980907 ImplicationChecksByTransitivity, 742.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 5.0s SatisfiabilityAnalysisTime, 123.2s InterpolantComputationTime, 24941 NumberOfCodeBlocks, 24941 NumberOfCodeBlocksAsserted, 217 NumberOfCheckSat, 24724 ConstructedInterpolants, 0 QuantifiedInterpolants, 12386909 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 217 InterpolantComputations, 215 PerfectInterpolantSequences, 11/15 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: 0 <= main__t && main__t <= main__tagbuf_len - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: ((((0 <= main__t && !(main__tagbuf_len == 0)) && main__t <= 1) && !(main__t == 0)) && 0 < main__tagbuf_len + 1) || (2 <= main__t && main__t <= main__tagbuf_len) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: (((((!(main__t == main__tagbuf_len) && 0 <= main__t) && !(main__tagbuf_len == 0)) && main__t <= 1) && !(main__t == 0)) && 0 < main__tagbuf_len + 1) || (main__t < main__tagbuf_len && 2 <= main__t) - InvariantResult [Line: 2591]: Loop Invariant Derived loop invariant: main__t < main__tagbuf_len && 59 <= main__t - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((((!(main__t == main__tagbuf_len) && 0 <= main__t) && !(main__tagbuf_len == 0)) && main__t <= 1) && 0 < main__tagbuf_len + 1) || (main__t < main__tagbuf_len && 2 <= main__t) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory is still 40.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1208.59 ms. Allocated memory was 83.9 MB in the beginning and 113.2 MB in the end (delta: 29.4 MB). Free memory was 51.9 MB in the beginning and 69.8 MB in the end (delta: -17.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 177.83 ms. Allocated memory is still 113.2 MB. Free memory was 69.8 MB in the beginning and 62.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 115.87 ms. Allocated memory is still 113.2 MB. Free memory was 62.9 MB in the beginning and 58.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2470.57 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 58.7 MB in the beginning and 91.9 MB in the end (delta: -33.2 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. * CodeCheck took 784195.28 ms. Allocated memory was 142.6 MB in the beginning and 1.7 GB in the end (delta: 1.5 GB). Free memory was 91.9 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 830.7 MB. Max. memory is 16.1 GB. * Witness Printer took 321.40 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...