./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label36.c -s /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9fc45ae4ddf84075a39a55d475a45c859aa435e6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:59:08,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:59:08,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:59:08,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:59:08,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:59:08,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:59:08,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:59:08,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:59:08,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:59:08,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:59:08,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:59:08,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:59:08,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:59:08,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:59:08,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:59:08,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:59:08,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:59:08,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:59:08,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:59:08,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:59:08,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:59:08,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:59:08,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:59:08,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:59:08,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:59:08,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:59:08,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:59:08,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:59:08,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:59:08,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:59:08,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:59:08,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:59:08,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:59:08,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:59:08,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:59:08,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:59:08,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:59:08,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:59:08,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:59:08,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:59:08,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:59:08,113 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 02:59:08,132 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:59:08,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:59:08,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:59:08,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:59:08,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:59:08,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:59:08,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:59:08,135 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:59:08,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:59:08,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:59:08,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:59:08,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:59:08,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:59:08,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:59:08,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:59:08,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:59:08,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:59:08,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:59:08,139 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:59:08,139 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:59:08,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:59:08,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:59:08,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:59:08,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:59:08,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:59:08,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:59:08,141 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 02:59:08,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:59:08,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:59:08,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_710e4dbb-82aa-4a7c-b845-e96022e39d5a/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(__VERIFIER_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 -> 9fc45ae4ddf84075a39a55d475a45c859aa435e6 [2019-11-20 02:59:08,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:59:08,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:59:08,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:59:08,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:59:08,358 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:59:08,359 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-20 02:59:08,421 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/data/eed294880/9dd52358ec0744ea96ee142dd5bcaa2e/FLAGaa0fe7308 [2019-11-20 02:59:08,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:59:08,990 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-20 02:59:09,014 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/data/eed294880/9dd52358ec0744ea96ee142dd5bcaa2e/FLAGaa0fe7308 [2019-11-20 02:59:09,252 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/data/eed294880/9dd52358ec0744ea96ee142dd5bcaa2e [2019-11-20 02:59:09,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:59:09,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:59:09,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:59:09,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:59:09,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:59:09,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:09,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e30aaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09, skipping insertion in model container [2019-11-20 02:59:09,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:09,272 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:59:09,329 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:59:09,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:59:09,781 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:59:09,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:59:09,965 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:59:09,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09 WrapperNode [2019-11-20 02:59:09,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:59:09,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:59:09,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:59:09,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:59:09,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:10,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:10,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:59:10,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:59:10,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:59:10,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:59:10,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:10,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:10,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:10,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:10,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:10,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:10,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... [2019-11-20 02:59:10,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:59:10,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:59:10,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:59:10,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:59:10,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/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 [2019-11-20 02:59:10,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:59:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:59:12,440 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:59:12,444 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 02:59:12,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:59:12 BoogieIcfgContainer [2019-11-20 02:59:12,446 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:59:12,447 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 02:59:12,447 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 02:59:12,458 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 02:59:12,460 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:59:12" (1/1) ... [2019-11-20 02:59:12,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:59:12,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 02:59:12,551 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 02:59:12,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 02:59:12,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:12,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:59:13,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:13,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2019-11-20 02:59:13,653 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2019-11-20 02:59:13,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 02:59:13,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:59:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:14,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 242 states and 334 transitions. [2019-11-20 02:59:14,502 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 334 transitions. [2019-11-20 02:59:14,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 02:59:14,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:14,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 02:59:14,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:14,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 243 states and 335 transitions. [2019-11-20 02:59:14,685 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 335 transitions. [2019-11-20 02:59:14,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 02:59:14,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:14,841 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:59:15,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:15,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 260 states and 361 transitions. [2019-11-20 02:59:15,061 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 361 transitions. [2019-11-20 02:59:15,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 02:59:15,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:59:15,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:15,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 278 states and 386 transitions. [2019-11-20 02:59:15,779 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 386 transitions. [2019-11-20 02:59:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 02:59:15,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:15,846 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:59:15,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:15,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 281 states and 389 transitions. [2019-11-20 02:59:15,949 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 389 transitions. [2019-11-20 02:59:15,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 02:59:15,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:16,075 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 02:59:16,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:16,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 360 states and 471 transitions. [2019-11-20 02:59:16,752 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 471 transitions. [2019-11-20 02:59:16,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 02:59:16,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:16,870 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 02:59:17,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:17,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 407 states and 519 transitions. [2019-11-20 02:59:17,217 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 519 transitions. [2019-11-20 02:59:17,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-20 02:59:17,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:59:17,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 459 states and 577 transitions. [2019-11-20 02:59:17,918 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 577 transitions. [2019-11-20 02:59:17,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 02:59:17,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:18,199 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 02:59:18,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:18,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 497 states and 618 transitions. [2019-11-20 02:59:18,830 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 618 transitions. [2019-11-20 02:59:18,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 02:59:18,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:18,869 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:19,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 516 states and 643 transitions. [2019-11-20 02:59:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 643 transitions. [2019-11-20 02:59:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 02:59:19,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:19,478 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:19,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:19,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 518 states and 645 transitions. [2019-11-20 02:59:19,510 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 645 transitions. [2019-11-20 02:59:19,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 02:59:19,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:19,553 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:20,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:20,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 538 states and 674 transitions. [2019-11-20 02:59:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 674 transitions. [2019-11-20 02:59:20,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 02:59:20,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:20,436 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:20,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 552 states and 689 transitions. [2019-11-20 02:59:20,705 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 689 transitions. [2019-11-20 02:59:20,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 02:59:20,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 02:59:20,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:20,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 553 states and 693 transitions. [2019-11-20 02:59:20,858 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 693 transitions. [2019-11-20 02:59:20,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 02:59:20,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 02:59:21,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:21,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 570 states and 712 transitions. [2019-11-20 02:59:21,463 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 712 transitions. [2019-11-20 02:59:21,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 02:59:21,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 02:59:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 573 states and 715 transitions. [2019-11-20 02:59:21,716 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 715 transitions. [2019-11-20 02:59:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 02:59:21,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:21,755 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 02:59:22,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:22,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 577 states and 721 transitions. [2019-11-20 02:59:22,179 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 721 transitions. [2019-11-20 02:59:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 02:59:22,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 02:59:22,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:22,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 591 states and 735 transitions. [2019-11-20 02:59:22,451 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 735 transitions. [2019-11-20 02:59:22,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 02:59:22,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:22,493 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:22,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 595 states and 739 transitions. [2019-11-20 02:59:22,535 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 739 transitions. [2019-11-20 02:59:22,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 02:59:22,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:22,608 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 02:59:22,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:22,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 609 states and 753 transitions. [2019-11-20 02:59:22,704 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 753 transitions. [2019-11-20 02:59:22,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 02:59:22,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:22,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:22,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 610 states and 754 transitions. [2019-11-20 02:59:22,766 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 754 transitions. [2019-11-20 02:59:22,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 02:59:22,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:22,876 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-20 02:59:23,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:23,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 612 states and 757 transitions. [2019-11-20 02:59:23,023 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 757 transitions. [2019-11-20 02:59:23,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 02:59:23,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:23,069 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 02:59:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:23,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 628 states and 778 transitions. [2019-11-20 02:59:23,662 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 778 transitions. [2019-11-20 02:59:23,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 02:59:23,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:23,723 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 02:59:23,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:23,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 630 states and 779 transitions. [2019-11-20 02:59:23,942 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 779 transitions. [2019-11-20 02:59:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 02:59:23,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:24,087 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:25,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 660 states and 817 transitions. [2019-11-20 02:59:25,515 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 817 transitions. [2019-11-20 02:59:25,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 02:59:25,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:25,722 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:27,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:27,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 690 states and 852 transitions. [2019-11-20 02:59:27,524 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 852 transitions. [2019-11-20 02:59:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 02:59:27,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:27,653 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:27,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:27,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 693 states and 855 transitions. [2019-11-20 02:59:27,928 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 855 transitions. [2019-11-20 02:59:27,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-11-20 02:59:27,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:29,123 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 02:59:30,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 702 states and 869 transitions. [2019-11-20 02:59:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 869 transitions. [2019-11-20 02:59:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 02:59:30,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:31,031 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:31,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:31,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 715 states and 883 transitions. [2019-11-20 02:59:31,243 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 883 transitions. [2019-11-20 02:59:31,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 02:59:31,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:31,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 733 states and 904 transitions. [2019-11-20 02:59:31,817 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 904 transitions. [2019-11-20 02:59:31,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 02:59:31,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:31,872 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:31,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 736 states and 907 transitions. [2019-11-20 02:59:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 907 transitions. [2019-11-20 02:59:31,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-20 02:59:31,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:31,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 02:59:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 739 states and 909 transitions. [2019-11-20 02:59:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 909 transitions. [2019-11-20 02:59:32,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-20 02:59:32,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:32,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:32,210 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-20 02:59:32,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:32,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 740 states and 910 transitions. [2019-11-20 02:59:32,237 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 910 transitions. [2019-11-20 02:59:32,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-20 02:59:32,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:32,302 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 02:59:32,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:32,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 756 states and 926 transitions. [2019-11-20 02:59:32,397 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 926 transitions. [2019-11-20 02:59:32,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 02:59:32,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 02:59:33,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:33,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 758 states and 929 transitions. [2019-11-20 02:59:33,350 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 929 transitions. [2019-11-20 02:59:33,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-11-20 02:59:33,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 02:59:33,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:33,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 762 states and 932 transitions. [2019-11-20 02:59:33,451 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 932 transitions. [2019-11-20 02:59:33,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 02:59:33,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:33,551 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 02:59:33,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 763 states and 935 transitions. [2019-11-20 02:59:33,772 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 935 transitions. [2019-11-20 02:59:33,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 02:59:33,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:33,865 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 02:59:34,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:34,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 764 states and 936 transitions. [2019-11-20 02:59:34,076 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 936 transitions. [2019-11-20 02:59:34,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 02:59:34,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:34,281 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 02:59:34,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:34,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 778 states and 952 transitions. [2019-11-20 02:59:34,970 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 952 transitions. [2019-11-20 02:59:34,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 02:59:34,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:35,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 808 states and 983 transitions. [2019-11-20 02:59:35,409 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 983 transitions. [2019-11-20 02:59:35,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 02:59:35,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:36,021 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 113 proven. 3 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 02:59:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:37,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 844 states and 1029 transitions. [2019-11-20 02:59:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1029 transitions. [2019-11-20 02:59:37,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 02:59:37,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:37,857 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 113 proven. 3 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 02:59:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:38,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 846 states and 1033 transitions. [2019-11-20 02:59:38,213 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1033 transitions. [2019-11-20 02:59:38,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 02:59:38,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:38,266 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:38,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:38,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 849 states and 1036 transitions. [2019-11-20 02:59:38,484 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1036 transitions. [2019-11-20 02:59:38,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 02:59:38,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:38,608 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:38,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 871 states and 1057 transitions. [2019-11-20 02:59:38,818 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1057 transitions. [2019-11-20 02:59:38,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 02:59:38,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:38,945 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 02:59:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:39,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 874 states and 1060 transitions. [2019-11-20 02:59:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1060 transitions. [2019-11-20 02:59:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 02:59:39,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:39,186 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:39,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:39,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 876 states and 1062 transitions. [2019-11-20 02:59:39,209 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1062 transitions. [2019-11-20 02:59:39,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-20 02:59:39,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:39,382 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 02:59:39,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:39,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 878 states and 1064 transitions. [2019-11-20 02:59:39,493 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1064 transitions. [2019-11-20 02:59:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 02:59:39,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:39,563 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:59:40,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 930 states and 1124 transitions. [2019-11-20 02:59:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1124 transitions. [2019-11-20 02:59:40,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 02:59:40,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:40,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:40,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 959 states and 1153 transitions. [2019-11-20 02:59:40,764 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1153 transitions. [2019-11-20 02:59:40,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 02:59:40,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:41,705 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 02:59:44,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:44,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 997 states and 1198 transitions. [2019-11-20 02:59:44,254 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1198 transitions. [2019-11-20 02:59:44,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 02:59:44,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:44,335 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 02:59:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 1016 states and 1222 transitions. [2019-11-20 02:59:45,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1222 transitions. [2019-11-20 02:59:45,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 02:59:45,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:45,553 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 02:59:46,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1028 states and 1235 transitions. [2019-11-20 02:59:46,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1235 transitions. [2019-11-20 02:59:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 02:59:46,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 02:59:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1030 states and 1236 transitions. [2019-11-20 02:59:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1236 transitions. [2019-11-20 02:59:46,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 02:59:46,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:46,842 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 02:59:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:46,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1031 states and 1237 transitions. [2019-11-20 02:59:46,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1237 transitions. [2019-11-20 02:59:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 02:59:46,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:46,952 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 02:59:47,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:47,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1048 states and 1254 transitions. [2019-11-20 02:59:47,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1254 transitions. [2019-11-20 02:59:47,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 02:59:47,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:47,227 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 02:59:47,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:47,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1050 states and 1255 transitions. [2019-11-20 02:59:47,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1255 transitions. [2019-11-20 02:59:47,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 02:59:47,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:47,620 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 02:59:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1052 states and 1256 transitions. [2019-11-20 02:59:47,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1256 transitions. [2019-11-20 02:59:47,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 02:59:47,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:48,014 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:48,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1065 states and 1270 transitions. [2019-11-20 02:59:48,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1270 transitions. [2019-11-20 02:59:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 02:59:48,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 02:59:49,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:49,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1068 states and 1273 transitions. [2019-11-20 02:59:49,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1273 transitions. [2019-11-20 02:59:49,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 02:59:49,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:49,328 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 02:59:52,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:52,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1147 states and 1363 transitions. [2019-11-20 02:59:52,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1363 transitions. [2019-11-20 02:59:52,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 02:59:52,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:53,259 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 02:59:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:55,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1192 states and 1411 transitions. [2019-11-20 02:59:55,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1411 transitions. [2019-11-20 02:59:55,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-20 02:59:55,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 02:59:55,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:55,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1194 states and 1413 transitions. [2019-11-20 02:59:55,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1413 transitions. [2019-11-20 02:59:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-11-20 02:59:55,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:56,142 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 02:59:57,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:57,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1265 states and 1489 transitions. [2019-11-20 02:59:57,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1489 transitions. [2019-11-20 02:59:57,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 02:59:57,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:57,305 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 02:59:59,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1314 states and 1540 transitions. [2019-11-20 02:59:59,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1540 transitions. [2019-11-20 02:59:59,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 02:59:59,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:59,785 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:00:00,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:00,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1317 states and 1543 transitions. [2019-11-20 03:00:00,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1543 transitions. [2019-11-20 03:00:00,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-11-20 03:00:00,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:00,730 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2019-11-20 03:00:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1319 states and 1545 transitions. [2019-11-20 03:00:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1545 transitions. [2019-11-20 03:00:01,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-11-20 03:00:01,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:01,290 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:00:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:01,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1329 states and 1555 transitions. [2019-11-20 03:00:01,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1555 transitions. [2019-11-20 03:00:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-11-20 03:00:01,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 03:00:04,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1405 states and 1638 transitions. [2019-11-20 03:00:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1638 transitions. [2019-11-20 03:00:04,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-11-20 03:00:04,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:04,359 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:00:05,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:05,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1449 states and 1682 transitions. [2019-11-20 03:00:05,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1682 transitions. [2019-11-20 03:00:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-11-20 03:00:05,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:05,181 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 03:00:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:05,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1453 states and 1686 transitions. [2019-11-20 03:00:05,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1686 transitions. [2019-11-20 03:00:05,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-11-20 03:00:05,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:05,303 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-11-20 03:00:06,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1485 states and 1725 transitions. [2019-11-20 03:00:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1725 transitions. [2019-11-20 03:00:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-11-20 03:00:06,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:06,649 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-11-20 03:00:06,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:06,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1486 states and 1726 transitions. [2019-11-20 03:00:06,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1726 transitions. [2019-11-20 03:00:06,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-11-20 03:00:06,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:07,059 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 03:00:08,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:08,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1506 states and 1749 transitions. [2019-11-20 03:00:08,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1749 transitions. [2019-11-20 03:00:08,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-11-20 03:00:08,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 221 proven. 9 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 03:00:10,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:10,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1521 states and 1766 transitions. [2019-11-20 03:00:10,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1766 transitions. [2019-11-20 03:00:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-11-20 03:00:10,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:10,824 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 03:00:11,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:11,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1523 states and 1769 transitions. [2019-11-20 03:00:11,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1769 transitions. [2019-11-20 03:00:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-11-20 03:00:11,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:11,264 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 03:00:11,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:11,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1527 states and 1774 transitions. [2019-11-20 03:00:11,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1774 transitions. [2019-11-20 03:00:11,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-11-20 03:00:11,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:12,490 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:00:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:15,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1577 states and 1827 transitions. [2019-11-20 03:00:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1827 transitions. [2019-11-20 03:00:15,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 03:00:15,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:15,143 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 03:00:15,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:15,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1585 states and 1835 transitions. [2019-11-20 03:00:15,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 1835 transitions. [2019-11-20 03:00:15,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-11-20 03:00:15,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:15,910 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 03:00:15,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:15,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1586 states and 1835 transitions. [2019-11-20 03:00:15,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 1835 transitions. [2019-11-20 03:00:15,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 03:00:15,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-20 03:00:16,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1592 states and 1840 transitions. [2019-11-20 03:00:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1840 transitions. [2019-11-20 03:00:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-20 03:00:16,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:00:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1607 states and 1858 transitions. [2019-11-20 03:00:18,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 1858 transitions. [2019-11-20 03:00:18,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2019-11-20 03:00:18,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:18,454 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 03:00:18,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:18,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1610 states and 1862 transitions. [2019-11-20 03:00:18,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1862 transitions. [2019-11-20 03:00:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 03:00:18,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:19,051 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:00:19,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:19,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1615 states and 1868 transitions. [2019-11-20 03:00:19,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1868 transitions. [2019-11-20 03:00:19,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 03:00:19,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:20,894 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:00:24,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:24,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1666 states and 1931 transitions. [2019-11-20 03:00:24,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 1931 transitions. [2019-11-20 03:00:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 03:00:24,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:00:25,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:25,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1668 states and 1933 transitions. [2019-11-20 03:00:25,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 1933 transitions. [2019-11-20 03:00:25,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 03:00:25,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 209 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:00:26,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1672 states and 1940 transitions. [2019-11-20 03:00:26,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1940 transitions. [2019-11-20 03:00:26,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 03:00:26,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 209 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:00:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:27,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1673 states and 1941 transitions. [2019-11-20 03:00:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1941 transitions. [2019-11-20 03:00:27,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 03:00:27,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:27,841 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:00:30,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:30,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1689 states and 1963 transitions. [2019-11-20 03:00:30,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 1963 transitions. [2019-11-20 03:00:30,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 03:00:30,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:30,245 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:00:30,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:30,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1693 states and 1966 transitions. [2019-11-20 03:00:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 1966 transitions. [2019-11-20 03:00:30,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-11-20 03:00:30,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:30,960 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2019-11-20 03:00:31,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:31,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1694 states and 1966 transitions. [2019-11-20 03:00:31,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 1966 transitions. [2019-11-20 03:00:31,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-11-20 03:00:31,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:32,644 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 03:00:36,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:36,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1747 states and 2024 transitions. [2019-11-20 03:00:36,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2024 transitions. [2019-11-20 03:00:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-11-20 03:00:36,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:37,165 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 03:00:37,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:37,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1749 states and 2025 transitions. [2019-11-20 03:00:37,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2025 transitions. [2019-11-20 03:00:37,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-11-20 03:00:37,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:37,634 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 03:00:38,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:38,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1772 states and 2053 transitions. [2019-11-20 03:00:38,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2053 transitions. [2019-11-20 03:00:38,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-11-20 03:00:38,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:39,240 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:00:40,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:40,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1783 states and 2069 transitions. [2019-11-20 03:00:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2069 transitions. [2019-11-20 03:00:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-20 03:00:40,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:40,983 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:00:44,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:44,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1861 states and 2150 transitions. [2019-11-20 03:00:44,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2150 transitions. [2019-11-20 03:00:44,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-20 03:00:44,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:44,967 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:00:45,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:45,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1863 states and 2151 transitions. [2019-11-20 03:00:45,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2151 transitions. [2019-11-20 03:00:45,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 03:00:45,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:45,573 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 03:00:47,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:47,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1896 states and 2191 transitions. [2019-11-20 03:00:47,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2191 transitions. [2019-11-20 03:00:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 03:00:47,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 03:00:48,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:48,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1904 states and 2198 transitions. [2019-11-20 03:00:48,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2198 transitions. [2019-11-20 03:00:48,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 03:00:48,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:48,161 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 03:00:48,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:48,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1909 states and 2205 transitions. [2019-11-20 03:00:48,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2205 transitions. [2019-11-20 03:00:48,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-11-20 03:00:48,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:48,683 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 03:00:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:48,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1921 states and 2217 transitions. [2019-11-20 03:00:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2217 transitions. [2019-11-20 03:00:48,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-11-20 03:00:48,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:48,822 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 03:00:49,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:49,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1926 states and 2221 transitions. [2019-11-20 03:00:49,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2221 transitions. [2019-11-20 03:00:49,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-11-20 03:00:49,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:49,466 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 03:00:52,055 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-11-20 03:00:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:52,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1943 states and 2239 transitions. [2019-11-20 03:00:52,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 2239 transitions. [2019-11-20 03:00:52,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-11-20 03:00:52,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 03:00:53,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:53,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1953 states and 2249 transitions. [2019-11-20 03:00:53,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2249 transitions. [2019-11-20 03:00:53,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-11-20 03:00:53,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:54,140 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 03:00:54,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:54,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1955 states and 2250 transitions. [2019-11-20 03:00:54,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2250 transitions. [2019-11-20 03:00:54,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 03:00:54,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:54,642 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 03:00:55,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:55,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1975 states and 2273 transitions. [2019-11-20 03:00:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2273 transitions. [2019-11-20 03:00:55,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 03:00:55,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:55,157 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2019-11-20 03:00:55,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:55,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1978 states and 2275 transitions. [2019-11-20 03:00:55,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2275 transitions. [2019-11-20 03:00:55,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 03:00:55,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 03:00:58,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2071 states and 2371 transitions. [2019-11-20 03:00:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2371 transitions. [2019-11-20 03:00:58,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-11-20 03:00:58,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:00:58,247 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 275 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 03:00:59,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:00:59,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 2076 states and 2377 transitions. [2019-11-20 03:00:59,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2377 transitions. [2019-11-20 03:00:59,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-11-20 03:00:59,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:00:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:00,522 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:01:06,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:06,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2129 states and 2434 transitions. [2019-11-20 03:01:06,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 2434 transitions. [2019-11-20 03:01:06,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-11-20 03:01:06,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:06,735 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:01:07,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:07,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2132 states and 2437 transitions. [2019-11-20 03:01:07,827 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2437 transitions. [2019-11-20 03:01:07,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 03:01:07,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:09,127 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:01:14,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:14,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2171 states and 2487 transitions. [2019-11-20 03:01:14,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 2487 transitions. [2019-11-20 03:01:14,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 03:01:14,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:14,554 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:01:15,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:15,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2178 states and 2493 transitions. [2019-11-20 03:01:15,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2493 transitions. [2019-11-20 03:01:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 03:01:15,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:16,391 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:01:16,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:16,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2182 states and 2496 transitions. [2019-11-20 03:01:16,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2496 transitions. [2019-11-20 03:01:16,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 03:01:16,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:17,109 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 03:01:20,039 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-11-20 03:01:20,628 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-11-20 03:01:21,282 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-11-20 03:01:21,902 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-11-20 03:01:22,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:22,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2227 states and 2543 transitions. [2019-11-20 03:01:22,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2543 transitions. [2019-11-20 03:01:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 03:01:22,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:23,646 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 305 proven. 68 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:01:25,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:25,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2248 states and 2567 transitions. [2019-11-20 03:01:25,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2567 transitions. [2019-11-20 03:01:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 03:01:25,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:25,728 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 03:01:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:26,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2250 states and 2568 transitions. [2019-11-20 03:01:26,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2568 transitions. [2019-11-20 03:01:26,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 03:01:26,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:27,078 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 305 proven. 68 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:01:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:27,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2253 states and 2570 transitions. [2019-11-20 03:01:27,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2570 transitions. [2019-11-20 03:01:27,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 03:01:27,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 305 proven. 68 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:01:28,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2257 states and 2573 transitions. [2019-11-20 03:01:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2573 transitions. [2019-11-20 03:01:28,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:01:28,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2019-11-20 03:01:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:29,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2284 states and 2600 transitions. [2019-11-20 03:01:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2600 transitions. [2019-11-20 03:01:29,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:01:29,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:29,847 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2019-11-20 03:01:30,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:30,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2285 states and 2600 transitions. [2019-11-20 03:01:30,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2600 transitions. [2019-11-20 03:01:30,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:01:30,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2019-11-20 03:01:31,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:31,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2331 states and 2645 transitions. [2019-11-20 03:01:31,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 2645 transitions. [2019-11-20 03:01:31,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:01:31,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:31,597 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2019-11-20 03:01:32,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:32,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2332 states and 2645 transitions. [2019-11-20 03:01:32,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2645 transitions. [2019-11-20 03:01:32,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:01:32,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:32,484 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:01:35,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2375 states and 2693 transitions. [2019-11-20 03:01:35,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2693 transitions. [2019-11-20 03:01:35,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:01:35,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:35,963 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:01:36,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:36,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 2378 states and 2695 transitions. [2019-11-20 03:01:36,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 2695 transitions. [2019-11-20 03:01:36,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-11-20 03:01:36,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:36,701 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 191 proven. 15 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2019-11-20 03:01:37,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:37,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2384 states and 2703 transitions. [2019-11-20 03:01:37,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2703 transitions. [2019-11-20 03:01:37,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 03:01:37,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:37,806 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 03:01:38,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:38,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2404 states and 2723 transitions. [2019-11-20 03:01:38,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2723 transitions. [2019-11-20 03:01:38,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-11-20 03:01:38,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:40,394 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:01:44,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:44,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2434 states and 2756 transitions. [2019-11-20 03:01:44,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 2756 transitions. [2019-11-20 03:01:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 03:01:44,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:45,111 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 330 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-11-20 03:01:46,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:46,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2447 states and 2776 transitions. [2019-11-20 03:01:46,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2776 transitions. [2019-11-20 03:01:46,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 03:01:46,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:47,167 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 330 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-11-20 03:01:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:48,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2452 states and 2780 transitions. [2019-11-20 03:01:48,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2780 transitions. [2019-11-20 03:01:48,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 03:01:48,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:48,281 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 335 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-20 03:01:50,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:50,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2464 states and 2802 transitions. [2019-11-20 03:01:50,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 2802 transitions. [2019-11-20 03:01:50,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 03:01:50,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:50,560 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 335 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-20 03:01:51,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:51,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 2468 states and 2806 transitions. [2019-11-20 03:01:51,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2806 transitions. [2019-11-20 03:01:51,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 03:01:51,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:51,203 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 335 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-20 03:01:51,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2472 states and 2810 transitions. [2019-11-20 03:01:51,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 2810 transitions. [2019-11-20 03:01:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:01:51,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:53,310 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:01:58,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:01:58,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2517 states and 2867 transitions. [2019-11-20 03:01:58,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 2867 transitions. [2019-11-20 03:01:58,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:01:58,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:01:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:01:58,898 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:03,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:03,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2546 states and 2908 transitions. [2019-11-20 03:02:03,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 2908 transitions. [2019-11-20 03:02:03,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:03,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:03,438 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:04,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:04,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 2566 states and 2931 transitions. [2019-11-20 03:02:04,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 2931 transitions. [2019-11-20 03:02:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:04,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:04,955 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:06,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:06,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2571 states and 2935 transitions. [2019-11-20 03:02:06,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 2935 transitions. [2019-11-20 03:02:06,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:06,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:06,762 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:09,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2595 states and 2967 transitions. [2019-11-20 03:02:09,996 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 2967 transitions. [2019-11-20 03:02:09,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:09,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:11,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:11,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2599 states and 2970 transitions. [2019-11-20 03:02:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 2970 transitions. [2019-11-20 03:02:11,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:11,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:11,314 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:11,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:11,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2602 states and 2972 transitions. [2019-11-20 03:02:11,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 2972 transitions. [2019-11-20 03:02:11,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:11,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:12,216 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:13,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:13,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2608 states and 2980 transitions. [2019-11-20 03:02:13,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 2980 transitions. [2019-11-20 03:02:13,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:13,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:14,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:14,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2611 states and 2982 transitions. [2019-11-20 03:02:14,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 2982 transitions. [2019-11-20 03:02:14,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:14,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:15,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:15,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2615 states and 2985 transitions. [2019-11-20 03:02:15,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 2985 transitions. [2019-11-20 03:02:15,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:15,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:15,555 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:16,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:16,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2619 states and 2989 transitions. [2019-11-20 03:02:16,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 2989 transitions. [2019-11-20 03:02:16,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:02:16,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:02:18,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:18,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2622 states and 2991 transitions. [2019-11-20 03:02:18,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 2991 transitions. [2019-11-20 03:02:18,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-11-20 03:02:18,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:18,271 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 300 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-20 03:02:20,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:20,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 2649 states and 3018 transitions. [2019-11-20 03:02:20,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 3018 transitions. [2019-11-20 03:02:20,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-11-20 03:02:20,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 300 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-20 03:02:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:22,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 2695 states and 3063 transitions. [2019-11-20 03:02:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 3063 transitions. [2019-11-20 03:02:22,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 03:02:22,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:22,189 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 03:02:26,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:26,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 2737 states and 3110 transitions. [2019-11-20 03:02:26,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3110 transitions. [2019-11-20 03:02:26,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 03:02:26,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:26,975 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 03:02:29,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 2770 states and 3144 transitions. [2019-11-20 03:02:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 3144 transitions. [2019-11-20 03:02:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 03:02:29,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 03:02:29,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:29,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 2773 states and 3146 transitions. [2019-11-20 03:02:29,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3146 transitions. [2019-11-20 03:02:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 03:02:29,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:30,088 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 03:02:31,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:31,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2776 states and 3147 transitions. [2019-11-20 03:02:31,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3147 transitions. [2019-11-20 03:02:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 03:02:31,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:31,353 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 03:02:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:32,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 2780 states and 3151 transitions. [2019-11-20 03:02:32,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3151 transitions. [2019-11-20 03:02:32,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 03:02:32,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:32,429 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 03:02:33,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:33,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2783 states and 3153 transitions. [2019-11-20 03:02:33,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 3153 transitions. [2019-11-20 03:02:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 03:02:33,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:33,167 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-11-20 03:02:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 2805 states and 3178 transitions. [2019-11-20 03:02:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 3178 transitions. [2019-11-20 03:02:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 03:02:36,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:36,522 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-11-20 03:02:40,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:40,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 2831 states and 3208 transitions. [2019-11-20 03:02:40,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3208 transitions. [2019-11-20 03:02:40,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 03:02:40,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:40,380 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-11-20 03:02:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:41,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 2844 states and 3220 transitions. [2019-11-20 03:02:41,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3220 transitions. [2019-11-20 03:02:41,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 03:02:41,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:41,785 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-11-20 03:02:42,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:42,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 2848 states and 3225 transitions. [2019-11-20 03:02:42,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 3225 transitions. [2019-11-20 03:02:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 03:02:42,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:42,506 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-11-20 03:02:43,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:43,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 2851 states and 3227 transitions. [2019-11-20 03:02:43,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 3227 transitions. [2019-11-20 03:02:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 03:02:43,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:43,884 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 03:02:46,806 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-11-20 03:02:47,491 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-11-20 03:02:48,203 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-11-20 03:02:48,945 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2019-11-20 03:02:50,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:50,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2906 states and 3287 transitions. [2019-11-20 03:02:50,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3287 transitions. [2019-11-20 03:02:50,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 03:02:50,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 03:02:51,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:51,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 2909 states and 3290 transitions. [2019-11-20 03:02:51,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3290 transitions. [2019-11-20 03:02:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-11-20 03:02:51,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:51,528 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-11-20 03:02:53,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:53,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 2919 states and 3300 transitions. [2019-11-20 03:02:53,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 3300 transitions. [2019-11-20 03:02:53,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-11-20 03:02:53,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:53,651 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 236 proven. 129 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2019-11-20 03:02:54,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:54,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 2957 states and 3341 transitions. [2019-11-20 03:02:54,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 3341 transitions. [2019-11-20 03:02:54,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-11-20 03:02:54,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:54,978 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2019-11-20 03:02:55,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:55,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 2958 states and 3341 transitions. [2019-11-20 03:02:55,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 3341 transitions. [2019-11-20 03:02:55,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-11-20 03:02:55,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:55,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:56,055 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 250 proven. 166 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2019-11-20 03:02:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:56,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 2972 states and 3355 transitions. [2019-11-20 03:02:56,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 3355 transitions. [2019-11-20 03:02:56,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-11-20 03:02:56,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 489 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-11-20 03:02:59,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:02:59,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 2989 states and 3380 transitions. [2019-11-20 03:02:59,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 3380 transitions. [2019-11-20 03:02:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2019-11-20 03:02:59,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:02:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:02:59,602 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 495 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-11-20 03:03:03,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:03,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 3071 states and 3472 transitions. [2019-11-20 03:03:03,630 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 3472 transitions. [2019-11-20 03:03:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2019-11-20 03:03:03,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:03,870 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 459 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-20 03:03:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 3096 states and 3496 transitions. [2019-11-20 03:03:05,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 3496 transitions. [2019-11-20 03:03:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2019-11-20 03:03:05,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:05,331 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 274 proven. 15 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2019-11-20 03:03:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:07,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3130 states and 3532 transitions. [2019-11-20 03:03:07,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3532 transitions. [2019-11-20 03:03:07,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-11-20 03:03:07,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:07,524 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:03:13,404 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-11-20 03:03:17,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:17,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3181 states and 3586 transitions. [2019-11-20 03:03:17,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3181 states and 3586 transitions. [2019-11-20 03:03:17,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-11-20 03:03:17,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:18,004 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:03:18,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:18,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 3185 states and 3592 transitions. [2019-11-20 03:03:18,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 3592 transitions. [2019-11-20 03:03:18,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-11-20 03:03:18,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:18,821 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:03:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3216 states and 3625 transitions. [2019-11-20 03:03:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 3625 transitions. [2019-11-20 03:03:21,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-11-20 03:03:21,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:21,877 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:03:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:22,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 3219 states and 3628 transitions. [2019-11-20 03:03:22,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3219 states and 3628 transitions. [2019-11-20 03:03:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-11-20 03:03:22,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:22,670 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:03:25,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:25,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 3247 states and 3656 transitions. [2019-11-20 03:03:25,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 3656 transitions. [2019-11-20 03:03:25,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-11-20 03:03:25,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:25,265 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:03:25,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:25,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 3250 states and 3659 transitions. [2019-11-20 03:03:25,856 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 3659 transitions. [2019-11-20 03:03:25,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-11-20 03:03:25,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:26,053 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:03:27,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:27,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3274 states and 3682 transitions. [2019-11-20 03:03:27,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 3682 transitions. [2019-11-20 03:03:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-11-20 03:03:27,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:27,804 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 288 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:03:30,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:30,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3318 states and 3725 transitions. [2019-11-20 03:03:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3318 states and 3725 transitions. [2019-11-20 03:03:30,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-11-20 03:03:30,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:31,116 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2019-11-20 03:03:32,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:32,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3327 states and 3734 transitions. [2019-11-20 03:03:32,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 3734 transitions. [2019-11-20 03:03:32,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-11-20 03:03:32,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:32,815 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2019-11-20 03:03:33,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:33,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3328 states and 3734 transitions. [2019-11-20 03:03:33,585 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3734 transitions. [2019-11-20 03:03:33,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-11-20 03:03:33,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 558 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2019-11-20 03:03:38,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:38,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 3376 states and 3784 transitions. [2019-11-20 03:03:38,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 3784 transitions. [2019-11-20 03:03:38,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-11-20 03:03:38,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 558 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2019-11-20 03:03:40,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:40,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 3390 states and 3797 transitions. [2019-11-20 03:03:40,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 3797 transitions. [2019-11-20 03:03:40,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2019-11-20 03:03:40,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:41,201 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 537 proven. 83 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-11-20 03:03:44,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3411 states and 3822 transitions. [2019-11-20 03:03:44,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3411 states and 3822 transitions. [2019-11-20 03:03:44,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2019-11-20 03:03:44,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:45,492 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 537 proven. 83 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-11-20 03:03:48,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3417 states and 3826 transitions. [2019-11-20 03:03:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 3417 states and 3826 transitions. [2019-11-20 03:03:48,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-11-20 03:03:48,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:48,277 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2019-11-20 03:03:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 3425 states and 3834 transitions. [2019-11-20 03:03:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 3834 transitions. [2019-11-20 03:03:49,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-11-20 03:03:49,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:49,471 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 405 proven. 12 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2019-11-20 03:03:49,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:49,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3444 states and 3853 transitions. [2019-11-20 03:03:49,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3444 states and 3853 transitions. [2019-11-20 03:03:49,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-11-20 03:03:49,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 405 proven. 12 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2019-11-20 03:03:50,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 3449 states and 3858 transitions. [2019-11-20 03:03:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3449 states and 3858 transitions. [2019-11-20 03:03:50,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-11-20 03:03:50,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 405 proven. 12 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2019-11-20 03:03:51,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:51,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3468 states and 3876 transitions. [2019-11-20 03:03:51,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3468 states and 3876 transitions. [2019-11-20 03:03:51,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2019-11-20 03:03:51,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 644 proven. 110 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2019-11-20 03:03:55,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:55,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 3473 states and 3881 transitions. [2019-11-20 03:03:55,658 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 3881 transitions. [2019-11-20 03:03:55,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2019-11-20 03:03:55,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 313 proven. 25 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2019-11-20 03:03:56,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:56,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 3474 states and 3881 transitions. [2019-11-20 03:03:56,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3474 states and 3881 transitions. [2019-11-20 03:03:56,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2019-11-20 03:03:56,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:56,940 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2019-11-20 03:03:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 3553 states and 3963 transitions. [2019-11-20 03:03:58,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3553 states and 3963 transitions. [2019-11-20 03:03:58,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2019-11-20 03:03:58,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:58,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1108 backedges. 577 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2019-11-20 03:03:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 3555 states and 3964 transitions. [2019-11-20 03:03:59,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 3964 transitions. [2019-11-20 03:03:59,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2019-11-20 03:03:59,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:03:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 631 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2019-11-20 03:03:59,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:03:59,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 3556 states and 3965 transitions. [2019-11-20 03:03:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 3965 transitions. [2019-11-20 03:03:59,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2019-11-20 03:03:59,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:03:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:04:00,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 631 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2019-11-20 03:04:00,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:04:00,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 3474 states and 3880 transitions. [2019-11-20 03:04:00,745 INFO L276 IsEmpty]: Start isEmpty. Operand 3474 states and 3880 transitions. [2019-11-20 03:04:00,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 03:04:00,746 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 193 iterations. [2019-11-20 03:04:00,753 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 03:04:00,964 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 13 [2019-11-20 03:04:01,159 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 13 [2019-11-20 03:04:01,442 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 13 [2019-11-20 03:04:01,730 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 13 [2019-11-20 03:04:01,954 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 13 [2019-11-20 03:04:02,058 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 13 [2019-11-20 03:04:02,248 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 13 [2019-11-20 03:04:02,484 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 13 [2019-11-20 03:04:02,702 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 13 [2019-11-20 03:04:02,920 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 13 [2019-11-20 03:04:03,138 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 13 [2019-11-20 03:04:03,359 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 13 [2019-11-20 03:04:03,489 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 13 [2019-11-20 03:04:03,620 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 13 [2019-11-20 03:04:03,746 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 13 [2019-11-20 03:04:03,955 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 13 [2019-11-20 03:04:04,243 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 13 [2019-11-20 03:04:04,531 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 13 [2019-11-20 03:04:04,657 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 13 [2019-11-20 03:04:04,885 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 13 [2019-11-20 03:04:05,104 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 13 [2019-11-20 03:04:05,278 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 13 [2019-11-20 03:04:05,426 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 13 [2019-11-20 03:04:05,559 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 13 [2019-11-20 03:04:06,030 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 49 [2019-11-20 03:04:06,158 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 13 [2019-11-20 03:04:06,391 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 13 [2019-11-20 03:04:06,517 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 13 [2019-11-20 03:04:06,761 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2019-11-20 03:04:06,915 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 13 [2019-11-20 03:04:07,129 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 13 [2019-11-20 03:04:07,267 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 13 [2019-11-20 03:04:07,530 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 13 [2019-11-20 03:04:07,677 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 13 [2019-11-20 03:04:07,795 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 13 [2019-11-20 03:04:08,038 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2019-11-20 03:04:08,162 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 13 [2019-11-20 03:04:08,291 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 13 [2019-11-20 03:04:08,579 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 44 [2019-11-20 03:04:08,865 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 13 [2019-11-20 03:04:09,001 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 13 [2019-11-20 03:04:09,175 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 13 [2019-11-20 03:04:09,384 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 13 [2019-11-20 03:04:09,506 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 13 [2019-11-20 03:04:09,680 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 13 [2019-11-20 03:04:09,993 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 13 [2019-11-20 03:04:10,151 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 13 [2019-11-20 03:04:10,258 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 13 [2019-11-20 03:04:10,820 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 13 [2019-11-20 03:04:11,058 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2019-11-20 03:04:11,267 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 13 [2019-11-20 03:04:11,568 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 13 [2019-11-20 03:04:11,727 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 13 [2019-11-20 03:04:11,845 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 13 [2019-11-20 03:04:11,970 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 13 [2019-11-20 03:04:12,256 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 13 [2019-11-20 03:04:12,462 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 13 [2019-11-20 03:04:12,689 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 13 [2019-11-20 03:04:12,835 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 13 [2019-11-20 03:04:13,060 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 13 [2019-11-20 03:04:13,280 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 13 [2019-11-20 03:04:13,487 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 13 [2019-11-20 03:04:13,615 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 13 [2019-11-20 03:04:13,890 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 44 [2019-11-20 03:04:14,014 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 13 [2019-11-20 03:04:14,295 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 13 [2019-11-20 03:04:14,295 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:04:14,299 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2019-11-20 03:04:14,304 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2019-11-20 03:04:14,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 03:04:14 ImpRootNode [2019-11-20 03:04:14,305 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 03:04:14,305 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:04:14,305 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:04:14,306 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:04:14,306 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:59:12" (3/4) ... [2019-11-20 03:04:14,309 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 03:04:14,329 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-11-20 03:04:14,331 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-11-20 03:04:14,332 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 03:04:14,334 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 03:04:14,468 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_710e4dbb-82aa-4a7c-b845-e96022e39d5a/bin/ukojak/witness.graphml [2019-11-20 03:04:14,469 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:04:14,470 INFO L168 Benchmark]: Toolchain (without parser) took 305214.89 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 947.4 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2019-11-20 03:04:14,470 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:04:14,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 947.4 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 03:04:14,471 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:04:14,472 INFO L168 Benchmark]: Boogie Preprocessor took 99.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:04:14,472 INFO L168 Benchmark]: RCFGBuilder took 2286.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 870.1 MB in the end (delta: 221.5 MB). Peak memory consumption was 221.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:04:14,473 INFO L168 Benchmark]: CodeCheck took 301858.17 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 870.1 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2019-11-20 03:04:14,473 INFO L168 Benchmark]: Witness Printer took 163.51 ms. Allocated memory is still 4.8 GB. Free memory was 3.4 GB in the beginning and 3.3 GB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:04:14,475 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Result: SAFE, OverallTime: 288.2s, OverallIterations: 193, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 399507616 SDtfs, 119664400 SDslu, -1483734080 SDs, 0 SdLazy, -1269740088 SolverSat, 872975936 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1367.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 302035 GetRequests, 292155 SyntacticMatches, 8238 SemanticMatches, 1642 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2110149 ImplicationChecksByTransitivity, 237.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 30.9s InterpolantComputationTime, 48581 NumberOfCodeBlocks, 48581 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 48389 ConstructedInterpolants, 0 QuantifiedInterpolants, 61888544 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 192 InterpolantComputations, 123 PerfectInterpolantSequences, 66352/69026 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: 568]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a17 == 8 || a11 == 1) || a25 == 1) || !(10 == a28) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a11 == 1 || a17 == 8) || a25 == 1) || !(10 == a28) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 711.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 947.4 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2286.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 870.1 MB in the end (delta: 221.5 MB). Peak memory consumption was 221.5 MB. Max. memory is 11.5 GB. * CodeCheck took 301858.17 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 870.1 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 163.51 ms. Allocated memory is still 4.8 GB. Free memory was 3.4 GB in the beginning and 3.3 GB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...