./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label29.c -s /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/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 9b698dcf3c9df7b9ad57a5812bd690b0917b122e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 04:42:02,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 04:42:02,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 04:42:02,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 04:42:02,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 04:42:02,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 04:42:02,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 04:42:02,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 04:42:02,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 04:42:02,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 04:42:02,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 04:42:02,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 04:42:02,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 04:42:02,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 04:42:02,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 04:42:02,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 04:42:02,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 04:42:02,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 04:42:02,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 04:42:02,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 04:42:02,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 04:42:02,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 04:42:02,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 04:42:02,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 04:42:02,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 04:42:02,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 04:42:02,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 04:42:02,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 04:42:02,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 04:42:02,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 04:42:02,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 04:42:02,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 04:42:02,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 04:42:02,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 04:42:02,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 04:42:02,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 04:42:02,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 04:42:02,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 04:42:02,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 04:42:02,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 04:42:02,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 04:42:02,094 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 04:42:02,104 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 04:42:02,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 04:42:02,104 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 04:42:02,104 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 04:42:02,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 04:42:02,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 04:42:02,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 04:42:02,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 04:42:02,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 04:42:02,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 04:42:02,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 04:42:02,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 04:42:02,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 04:42:02,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 04:42:02,106 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 04:42:02,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 04:42:02,106 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 04:42:02,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 04:42:02,107 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 04:42:02,107 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 04:42:02,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 04:42:02,107 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 04:42:02,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 04:42:02,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 04:42:02,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 04:42:02,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 04:42:02,108 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 04:42:02,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 04:42:02,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 04:42:02,108 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_487d961f-59d4-451d-aabd-a40e2d146466/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 -> 9b698dcf3c9df7b9ad57a5812bd690b0917b122e [2019-12-01 04:42:02,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 04:42:02,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 04:42:02,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 04:42:02,226 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 04:42:02,226 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 04:42:02,227 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label29.c [2019-12-01 04:42:02,270 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/data/f6a5eb066/545f6139e81a4f0cb5e176cf651dbfac/FLAG2840bc15c [2019-12-01 04:42:02,730 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 04:42:02,731 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/sv-benchmarks/c/eca-rers2012/Problem02_label29.c [2019-12-01 04:42:02,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/data/f6a5eb066/545f6139e81a4f0cb5e176cf651dbfac/FLAG2840bc15c [2019-12-01 04:42:02,749 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/data/f6a5eb066/545f6139e81a4f0cb5e176cf651dbfac [2019-12-01 04:42:02,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 04:42:02,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 04:42:02,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 04:42:02,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 04:42:02,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 04:42:02,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:42:02" (1/1) ... [2019-12-01 04:42:02,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aaa2f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:02, skipping insertion in model container [2019-12-01 04:42:02,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:42:02" (1/1) ... [2019-12-01 04:42:02,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 04:42:02,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 04:42:03,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 04:42:03,039 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 04:42:03,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 04:42:03,101 INFO L208 MainTranslator]: Completed translation [2019-12-01 04:42:03,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03 WrapperNode [2019-12-01 04:42:03,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 04:42:03,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 04:42:03,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 04:42:03,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 04:42:03,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... [2019-12-01 04:42:03,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... [2019-12-01 04:42:03,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 04:42:03,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 04:42:03,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 04:42:03,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 04:42:03,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... [2019-12-01 04:42:03,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... [2019-12-01 04:42:03,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... [2019-12-01 04:42:03,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... [2019-12-01 04:42:03,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... [2019-12-01 04:42:03,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... [2019-12-01 04:42:03,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... [2019-12-01 04:42:03,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 04:42:03,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 04:42:03,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 04:42:03,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 04:42:03,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:42:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/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 [2019-12-01 04:42:03,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 04:42:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 04:42:04,349 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 04:42:04,349 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 04:42:04,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:42:04 BoogieIcfgContainer [2019-12-01 04:42:04,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 04:42:04,351 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 04:42:04,351 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 04:42:04,360 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 04:42:04,360 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:42:04" (1/1) ... [2019-12-01 04:42:04,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 04:42:04,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:04,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-12-01 04:42:04,393 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-12-01 04:42:04,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 04:42:04,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:04,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:04,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2019-12-01 04:42:04,932 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2019-12-01 04:42:04,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 04:42:04,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:05,000 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 04:42:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:05,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2019-12-01 04:42:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2019-12-01 04:42:05,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 04:42:05,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:05,156 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:05,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2019-12-01 04:42:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2019-12-01 04:42:05,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 04:42:05,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:05,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:05,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2019-12-01 04:42:05,719 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2019-12-01 04:42:05,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 04:42:05,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:05,763 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:06,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:06,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2019-12-01 04:42:06,039 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2019-12-01 04:42:06,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 04:42:06,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:06,068 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:06,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:06,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2019-12-01 04:42:06,215 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2019-12-01 04:42:06,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 04:42:06,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 04:42:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2019-12-01 04:42:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2019-12-01 04:42:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 04:42:06,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:06,631 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:06,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2019-12-01 04:42:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2019-12-01 04:42:06,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 04:42:06,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 04:42:06,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:06,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2019-12-01 04:42:06,814 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2019-12-01 04:42:06,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 04:42:06,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:06,833 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 04:42:06,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:06,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2019-12-01 04:42:06,935 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2019-12-01 04:42:06,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 04:42:06,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 04:42:07,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:07,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 329 states and 450 transitions. [2019-12-01 04:42:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 450 transitions. [2019-12-01 04:42:07,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-01 04:42:07,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:07,422 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 04:42:07,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:07,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 345 states and 469 transitions. [2019-12-01 04:42:07,613 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 469 transitions. [2019-12-01 04:42:07,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-01 04:42:07,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 04:42:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:07,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 347 states and 470 transitions. [2019-12-01 04:42:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 470 transitions. [2019-12-01 04:42:07,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-01 04:42:07,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:07,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:07,830 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:08,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:08,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 377 states and 508 transitions. [2019-12-01 04:42:08,436 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 508 transitions. [2019-12-01 04:42:08,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-01 04:42:08,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:08,512 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 04:42:08,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:08,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 383 states and 518 transitions. [2019-12-01 04:42:08,723 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 518 transitions. [2019-12-01 04:42:08,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-12-01 04:42:08,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:08,820 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 413 states and 553 transitions. [2019-12-01 04:42:09,767 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 553 transitions. [2019-12-01 04:42:09,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-12-01 04:42:09,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:09,810 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:09,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 416 states and 556 transitions. [2019-12-01 04:42:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 556 transitions. [2019-12-01 04:42:09,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-01 04:42:09,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 04:42:09,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 421 states and 561 transitions. [2019-12-01 04:42:09,996 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 561 transitions. [2019-12-01 04:42:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-12-01 04:42:09,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:10,017 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:10,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:10,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 434 states and 575 transitions. [2019-12-01 04:42:10,122 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 575 transitions. [2019-12-01 04:42:10,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-12-01 04:42:10,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:10,146 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:10,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 453 states and 597 transitions. [2019-12-01 04:42:10,420 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 597 transitions. [2019-12-01 04:42:10,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-12-01 04:42:10,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 04:42:10,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:10,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 457 states and 600 transitions. [2019-12-01 04:42:10,530 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 600 transitions. [2019-12-01 04:42:10,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-01 04:42:10,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:10,563 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 04:42:10,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:10,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 462 states and 604 transitions. [2019-12-01 04:42:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 604 transitions. [2019-12-01 04:42:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-01 04:42:10,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:10,627 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:10,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 476 states and 619 transitions. [2019-12-01 04:42:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 619 transitions. [2019-12-01 04:42:10,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-01 04:42:10,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 488 states and 630 transitions. [2019-12-01 04:42:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 630 transitions. [2019-12-01 04:42:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-01 04:42:10,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:10,973 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:11,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:11,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 492 states and 635 transitions. [2019-12-01 04:42:11,150 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 635 transitions. [2019-12-01 04:42:11,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-01 04:42:11,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:11,462 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:12,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:12,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 532 states and 686 transitions. [2019-12-01 04:42:12,729 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 686 transitions. [2019-12-01 04:42:12,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-01 04:42:12,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:12,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 547 states and 700 transitions. [2019-12-01 04:42:12,962 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 700 transitions. [2019-12-01 04:42:12,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-01 04:42:12,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:13,002 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:13,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 559 states and 711 transitions. [2019-12-01 04:42:13,208 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 711 transitions. [2019-12-01 04:42:13,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 04:42:13,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 04:42:13,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:13,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 586 states and 738 transitions. [2019-12-01 04:42:13,351 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 738 transitions. [2019-12-01 04:42:13,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-01 04:42:13,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:13,378 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:13,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:13,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 591 states and 745 transitions. [2019-12-01 04:42:13,418 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 745 transitions. [2019-12-01 04:42:13,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-01 04:42:13,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:13,447 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:13,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:13,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 612 states and 766 transitions. [2019-12-01 04:42:13,531 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 766 transitions. [2019-12-01 04:42:13,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-01 04:42:13,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:13,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 613 states and 767 transitions. [2019-12-01 04:42:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 767 transitions. [2019-12-01 04:42:13,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-01 04:42:13,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:14,051 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:16,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:16,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 672 states and 832 transitions. [2019-12-01 04:42:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 832 transitions. [2019-12-01 04:42:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 04:42:16,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:16,088 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:16,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:16,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 691 states and 854 transitions. [2019-12-01 04:42:16,551 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 854 transitions. [2019-12-01 04:42:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-12-01 04:42:16,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:16,588 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 692 states and 856 transitions. [2019-12-01 04:42:16,627 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 856 transitions. [2019-12-01 04:42:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-01 04:42:16,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:16,941 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:20,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:20,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 760 states and 935 transitions. [2019-12-01 04:42:20,769 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 935 transitions. [2019-12-01 04:42:20,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-01 04:42:20,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:20,826 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:21,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:21,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 763 states and 938 transitions. [2019-12-01 04:42:21,046 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 938 transitions. [2019-12-01 04:42:21,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 04:42:21,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:21,071 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:21,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 766 states and 941 transitions. [2019-12-01 04:42:21,094 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 941 transitions. [2019-12-01 04:42:21,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-12-01 04:42:21,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:21,131 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 767 states and 942 transitions. [2019-12-01 04:42:21,322 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 942 transitions. [2019-12-01 04:42:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-12-01 04:42:21,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:21,359 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:22,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:22,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 782 states and 956 transitions. [2019-12-01 04:42:22,156 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 956 transitions. [2019-12-01 04:42:22,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 04:42:22,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:22,370 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:25,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:25,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 818 states and 995 transitions. [2019-12-01 04:42:25,296 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 995 transitions. [2019-12-01 04:42:25,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 04:42:25,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:25,411 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:25,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:25,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 822 states and 998 transitions. [2019-12-01 04:42:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 998 transitions. [2019-12-01 04:42:25,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 04:42:25,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:25,753 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:26,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:26,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 834 states and 1010 transitions. [2019-12-01 04:42:26,008 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1010 transitions. [2019-12-01 04:42:26,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 04:42:26,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:26,049 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:26,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:26,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 837 states and 1013 transitions. [2019-12-01 04:42:26,242 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1013 transitions. [2019-12-01 04:42:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 04:42:26,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:26,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:26,288 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-12-01 04:42:26,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:26,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 839 states and 1014 transitions. [2019-12-01 04:42:26,380 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1014 transitions. [2019-12-01 04:42:26,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-12-01 04:42:26,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:26,544 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:26,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 843 states and 1020 transitions. [2019-12-01 04:42:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1020 transitions. [2019-12-01 04:42:26,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-12-01 04:42:26,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:27,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:27,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 855 states and 1031 transitions. [2019-12-01 04:42:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1031 transitions. [2019-12-01 04:42:27,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-12-01 04:42:27,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:27,406 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 859 states and 1038 transitions. [2019-12-01 04:42:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1038 transitions. [2019-12-01 04:42:27,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-01 04:42:27,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:27,743 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-12-01 04:42:28,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:28,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 867 states and 1048 transitions. [2019-12-01 04:42:28,567 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1048 transitions. [2019-12-01 04:42:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-12-01 04:42:28,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:28,616 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:29,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:29,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 894 states and 1077 transitions. [2019-12-01 04:42:29,997 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1077 transitions. [2019-12-01 04:42:29,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 04:42:29,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:30,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:30,044 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:30,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:30,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 906 states and 1094 transitions. [2019-12-01 04:42:30,906 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1094 transitions. [2019-12-01 04:42:30,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-01 04:42:30,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:31,708 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:35,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:35,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 925 states and 1118 transitions. [2019-12-01 04:42:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1118 transitions. [2019-12-01 04:42:35,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-01 04:42:35,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:35,414 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:35,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:35,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 929 states and 1123 transitions. [2019-12-01 04:42:35,535 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1123 transitions. [2019-12-01 04:42:35,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-01 04:42:35,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:35,570 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 04:42:35,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 931 states and 1124 transitions. [2019-12-01 04:42:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1124 transitions. [2019-12-01 04:42:35,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-01 04:42:35,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-12-01 04:42:36,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:36,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 942 states and 1136 transitions. [2019-12-01 04:42:36,371 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1136 transitions. [2019-12-01 04:42:36,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-01 04:42:36,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:36,478 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-12-01 04:42:39,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 957 states and 1150 transitions. [2019-12-01 04:42:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1150 transitions. [2019-12-01 04:42:39,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-01 04:42:39,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:39,271 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 04:42:40,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1028 states and 1227 transitions. [2019-12-01 04:42:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1227 transitions. [2019-12-01 04:42:40,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-01 04:42:40,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:40,541 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 04:42:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:41,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1107 states and 1317 transitions. [2019-12-01 04:42:41,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1317 transitions. [2019-12-01 04:42:41,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-01 04:42:41,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:42,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:42,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1137 states and 1350 transitions. [2019-12-01 04:42:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1350 transitions. [2019-12-01 04:42:42,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-01 04:42:42,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:42,963 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:46,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1162 states and 1375 transitions. [2019-12-01 04:42:46,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1375 transitions. [2019-12-01 04:42:46,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-01 04:42:46,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:46,283 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:46,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:46,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1187 states and 1399 transitions. [2019-12-01 04:42:46,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1399 transitions. [2019-12-01 04:42:46,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-01 04:42:46,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:46,730 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:42:50,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:50,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1219 states and 1431 transitions. [2019-12-01 04:42:50,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1431 transitions. [2019-12-01 04:42:50,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-12-01 04:42:50,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:50,251 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 04:42:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:50,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1221 states and 1432 transitions. [2019-12-01 04:42:50,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1432 transitions. [2019-12-01 04:42:50,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-01 04:42:50,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:50,415 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 04:42:50,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:50,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1227 states and 1437 transitions. [2019-12-01 04:42:50,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1437 transitions. [2019-12-01 04:42:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-01 04:42:50,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:50,632 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 04:42:51,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:51,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1303 states and 1522 transitions. [2019-12-01 04:42:51,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1522 transitions. [2019-12-01 04:42:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-01 04:42:51,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:52,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:52,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1307 states and 1526 transitions. [2019-12-01 04:42:52,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1526 transitions. [2019-12-01 04:42:52,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-01 04:42:52,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:52,163 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:42:52,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1332 states and 1551 transitions. [2019-12-01 04:42:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1551 transitions. [2019-12-01 04:42:52,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-01 04:42:52,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 04:42:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:53,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1338 states and 1564 transitions. [2019-12-01 04:42:53,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1564 transitions. [2019-12-01 04:42:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 04:42:53,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:53,580 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-12-01 04:42:53,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:53,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1343 states and 1572 transitions. [2019-12-01 04:42:53,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1572 transitions. [2019-12-01 04:42:53,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 04:42:53,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-12-01 04:42:54,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:54,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1344 states and 1572 transitions. [2019-12-01 04:42:54,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1572 transitions. [2019-12-01 04:42:54,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 04:42:54,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:54,298 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:55,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:55,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1364 states and 1596 transitions. [2019-12-01 04:42:55,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1596 transitions. [2019-12-01 04:42:55,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 04:42:55,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:42:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:55,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1366 states and 1597 transitions. [2019-12-01 04:42:55,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1597 transitions. [2019-12-01 04:42:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-01 04:42:55,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:55,450 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 04:42:55,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:55,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1371 states and 1602 transitions. [2019-12-01 04:42:55,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1602 transitions. [2019-12-01 04:42:55,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-12-01 04:42:55,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 04:42:57,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1391 states and 1626 transitions. [2019-12-01 04:42:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1626 transitions. [2019-12-01 04:42:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-12-01 04:42:57,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:57,082 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 04:42:57,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:57,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1394 states and 1629 transitions. [2019-12-01 04:42:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1629 transitions. [2019-12-01 04:42:57,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 04:42:57,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:57,444 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 04:42:58,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:58,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1440 states and 1681 transitions. [2019-12-01 04:42:58,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1681 transitions. [2019-12-01 04:42:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 04:42:58,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:58,545 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 04:42:58,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:58,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1445 states and 1686 transitions. [2019-12-01 04:42:58,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1686 transitions. [2019-12-01 04:42:58,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 04:42:58,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 04:42:59,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:42:59,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1449 states and 1690 transitions. [2019-12-01 04:42:59,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1690 transitions. [2019-12-01 04:42:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-12-01 04:42:59,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:42:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:42:59,374 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 04:43:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:00,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1482 states and 1729 transitions. [2019-12-01 04:43:00,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1729 transitions. [2019-12-01 04:43:00,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-12-01 04:43:00,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:00,478 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 04:43:01,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1492 states and 1738 transitions. [2019-12-01 04:43:01,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 1738 transitions. [2019-12-01 04:43:01,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-12-01 04:43:01,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:01,790 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:43:01,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:01,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1496 states and 1744 transitions. [2019-12-01 04:43:01,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1744 transitions. [2019-12-01 04:43:01,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-12-01 04:43:01,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:43:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:02,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1508 states and 1756 transitions. [2019-12-01 04:43:02,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 1756 transitions. [2019-12-01 04:43:02,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-12-01 04:43:02,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:02,089 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 04:43:02,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:02,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1515 states and 1762 transitions. [2019-12-01 04:43:02,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1762 transitions. [2019-12-01 04:43:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-01 04:43:02,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:02,488 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:43:02,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1546 states and 1798 transitions. [2019-12-01 04:43:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1798 transitions. [2019-12-01 04:43:02,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-01 04:43:02,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:03,025 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:43:04,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:04,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1580 states and 1835 transitions. [2019-12-01 04:43:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1835 transitions. [2019-12-01 04:43:04,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-01 04:43:04,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:04,703 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 04:43:05,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:05,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1587 states and 1841 transitions. [2019-12-01 04:43:05,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1841 transitions. [2019-12-01 04:43:05,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-01 04:43:05,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:05,060 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-12-01 04:43:05,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:05,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1592 states and 1844 transitions. [2019-12-01 04:43:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1844 transitions. [2019-12-01 04:43:05,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-12-01 04:43:05,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:06,415 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:43:10,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:10,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1669 states and 1937 transitions. [2019-12-01 04:43:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 1937 transitions. [2019-12-01 04:43:10,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-12-01 04:43:10,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:10,774 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:43:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:11,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1673 states and 1941 transitions. [2019-12-01 04:43:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1941 transitions. [2019-12-01 04:43:11,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-12-01 04:43:11,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:43:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1678 states and 1945 transitions. [2019-12-01 04:43:11,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 1945 transitions. [2019-12-01 04:43:11,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-12-01 04:43:11,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:11,772 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-12-01 04:43:11,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:11,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 1686 states and 1953 transitions. [2019-12-01 04:43:11,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 1953 transitions. [2019-12-01 04:43:11,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-12-01 04:43:11,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:11,866 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-01 04:43:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:12,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1765 states and 2035 transitions. [2019-12-01 04:43:12,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2035 transitions. [2019-12-01 04:43:12,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-12-01 04:43:12,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:13,295 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 04:43:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:19,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1932 states and 2209 transitions. [2019-12-01 04:43:19,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2209 transitions. [2019-12-01 04:43:19,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 04:43:19,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:19,612 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 04:43:19,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:19,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1936 states and 2213 transitions. [2019-12-01 04:43:19,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2213 transitions. [2019-12-01 04:43:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 04:43:19,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 04:43:20,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:20,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1940 states and 2217 transitions. [2019-12-01 04:43:20,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2217 transitions. [2019-12-01 04:43:20,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-12-01 04:43:20,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:20,634 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 04:43:28,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 2057 states and 2357 transitions. [2019-12-01 04:43:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 2357 transitions. [2019-12-01 04:43:28,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-12-01 04:43:28,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:28,654 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 04:43:30,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:30,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2136 states and 2435 transitions. [2019-12-01 04:43:30,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2435 transitions. [2019-12-01 04:43:30,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2019-12-01 04:43:30,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2019-12-01 04:43:32,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:32,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2162 states and 2471 transitions. [2019-12-01 04:43:32,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2471 transitions. [2019-12-01 04:43:32,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-12-01 04:43:32,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:32,537 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-12-01 04:43:32,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:32,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2165 states and 2473 transitions. [2019-12-01 04:43:32,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2473 transitions. [2019-12-01 04:43:32,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-12-01 04:43:32,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-12-01 04:43:32,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:32,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 2168 states and 2475 transitions. [2019-12-01 04:43:32,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2475 transitions. [2019-12-01 04:43:32,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-12-01 04:43:32,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-12-01 04:43:33,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:33,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2170 states and 2476 transitions. [2019-12-01 04:43:33,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 2476 transitions. [2019-12-01 04:43:33,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-12-01 04:43:33,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:33,390 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:43:35,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:35,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 2213 states and 2525 transitions. [2019-12-01 04:43:35,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 2525 transitions. [2019-12-01 04:43:35,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-12-01 04:43:35,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:35,252 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:43:35,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:35,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2217 states and 2528 transitions. [2019-12-01 04:43:35,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2528 transitions. [2019-12-01 04:43:35,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2019-12-01 04:43:35,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:36,499 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 430 proven. 63 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-01 04:43:42,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2261 states and 2585 transitions. [2019-12-01 04:43:42,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 2585 transitions. [2019-12-01 04:43:42,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 04:43:42,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:42,590 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-12-01 04:43:43,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:43,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2274 states and 2603 transitions. [2019-12-01 04:43:43,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2603 transitions. [2019-12-01 04:43:43,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 04:43:43,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-12-01 04:43:44,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:44,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2279 states and 2607 transitions. [2019-12-01 04:43:44,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 2607 transitions. [2019-12-01 04:43:44,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 04:43:44,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:44,745 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-12-01 04:43:45,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:45,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2283 states and 2611 transitions. [2019-12-01 04:43:45,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 2611 transitions. [2019-12-01 04:43:45,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2019-12-01 04:43:45,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:45,272 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 12 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2019-12-01 04:43:45,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:45,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2287 states and 2615 transitions. [2019-12-01 04:43:45,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2615 transitions. [2019-12-01 04:43:45,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-12-01 04:43:45,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:45,710 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-12-01 04:43:47,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:47,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 2303 states and 2648 transitions. [2019-12-01 04:43:47,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2648 transitions. [2019-12-01 04:43:47,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-12-01 04:43:47,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:47,250 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-12-01 04:43:47,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:47,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2307 states and 2652 transitions. [2019-12-01 04:43:47,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2652 transitions. [2019-12-01 04:43:47,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-12-01 04:43:47,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-12-01 04:43:48,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:48,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2311 states and 2656 transitions. [2019-12-01 04:43:48,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 2656 transitions. [2019-12-01 04:43:48,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-12-01 04:43:48,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-12-01 04:43:48,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:48,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 2315 states and 2660 transitions. [2019-12-01 04:43:48,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 2660 transitions. [2019-12-01 04:43:48,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-12-01 04:43:48,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:48,929 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-12-01 04:43:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:49,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2319 states and 2664 transitions. [2019-12-01 04:43:49,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2664 transitions. [2019-12-01 04:43:49,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-12-01 04:43:49,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:49,500 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 438 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-12-01 04:43:49,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:43:49,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 2323 states and 2668 transitions. [2019-12-01 04:43:49,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 2668 transitions. [2019-12-01 04:43:49,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-12-01 04:43:49,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:43:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:43:51,217 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:44:06,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:06,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2435 states and 2809 transitions. [2019-12-01 04:44:06,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 2809 transitions. [2019-12-01 04:44:06,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-12-01 04:44:06,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:06,437 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:44:08,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:08,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2445 states and 2822 transitions. [2019-12-01 04:44:08,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 2822 transitions. [2019-12-01 04:44:08,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-12-01 04:44:08,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:08,659 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:44:13,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:13,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2450 states and 2831 transitions. [2019-12-01 04:44:13,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 2831 transitions. [2019-12-01 04:44:13,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-12-01 04:44:13,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:13,313 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:44:14,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:14,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2469 states and 2852 transitions. [2019-12-01 04:44:14,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 2852 transitions. [2019-12-01 04:44:14,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-12-01 04:44:14,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:15,229 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:44:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2479 states and 2862 transitions. [2019-12-01 04:44:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 2862 transitions. [2019-12-01 04:44:15,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-12-01 04:44:15,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:16,067 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:44:16,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:16,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2484 states and 2866 transitions. [2019-12-01 04:44:16,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2484 states and 2866 transitions. [2019-12-01 04:44:16,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-12-01 04:44:16,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:16,925 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:44:17,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:17,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2488 states and 2871 transitions. [2019-12-01 04:44:17,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 2871 transitions. [2019-12-01 04:44:17,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-12-01 04:44:17,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:17,816 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 436 proven. 103 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 04:44:18,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:18,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2493 states and 2875 transitions. [2019-12-01 04:44:18,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 2875 transitions. [2019-12-01 04:44:18,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-12-01 04:44:18,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 409 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2019-12-01 04:44:20,836 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2019-12-01 04:44:22,823 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-12-01 04:44:25,048 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2019-12-01 04:44:26,374 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2019-12-01 04:44:33,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:33,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 2557 states and 2939 transitions. [2019-12-01 04:44:33,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 2939 transitions. [2019-12-01 04:44:33,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-12-01 04:44:33,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:33,537 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 597 proven. 16 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-12-01 04:44:35,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:35,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2581 states and 2964 transitions. [2019-12-01 04:44:35,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 2964 transitions. [2019-12-01 04:44:35,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-12-01 04:44:35,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:35,353 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 597 proven. 16 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-12-01 04:44:35,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:35,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2585 states and 2967 transitions. [2019-12-01 04:44:35,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 2967 transitions. [2019-12-01 04:44:35,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-12-01 04:44:35,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:36,170 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-12-01 04:44:43,852 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2019-12-01 04:44:46,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:46,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 2630 states and 3027 transitions. [2019-12-01 04:44:46,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 3027 transitions. [2019-12-01 04:44:46,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-12-01 04:44:46,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:46,318 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-12-01 04:44:48,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 2652 states and 3053 transitions. [2019-12-01 04:44:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3053 transitions. [2019-12-01 04:44:48,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-12-01 04:44:48,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:48,588 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-12-01 04:44:52,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 2657 states and 3060 transitions. [2019-12-01 04:44:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3060 transitions. [2019-12-01 04:44:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-12-01 04:44:52,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-12-01 04:44:53,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:53,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2670 states and 3074 transitions. [2019-12-01 04:44:53,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 3074 transitions. [2019-12-01 04:44:53,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-12-01 04:44:53,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:53,902 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-12-01 04:44:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:44:54,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2674 states and 3077 transitions. [2019-12-01 04:44:54,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2674 states and 3077 transitions. [2019-12-01 04:44:54,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2019-12-01 04:44:54,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:44:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:44:55,107 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 408 proven. 23 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2019-12-01 04:45:24,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:45:24,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 2878 states and 3340 transitions. [2019-12-01 04:45:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 3340 transitions. [2019-12-01 04:45:24,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2019-12-01 04:45:24,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:45:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:45:25,419 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 418 proven. 43 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2019-12-01 04:45:36,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:45:36,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 2972 states and 3441 transitions. [2019-12-01 04:45:36,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 3441 transitions. [2019-12-01 04:45:36,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2019-12-01 04:45:36,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:45:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:45:36,478 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2019-12-01 04:45:37,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:45:37,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 2976 states and 3447 transitions. [2019-12-01 04:45:37,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3447 transitions. [2019-12-01 04:45:37,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2019-12-01 04:45:37,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:45:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:45:37,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2019-12-01 04:45:46,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:45:46,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 3037 states and 3509 transitions. [2019-12-01 04:45:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3037 states and 3509 transitions. [2019-12-01 04:45:46,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2019-12-01 04:45:46,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:45:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:45:46,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2019-12-01 04:45:47,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:45:47,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 2872 states and 3333 transitions. [2019-12-01 04:45:47,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 3333 transitions. [2019-12-01 04:45:47,315 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 04:45:47,315 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 136 iterations. [2019-12-01 04:45:47,322 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 04:45:47,443 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2019-12-01 04:45:47,688 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 20 [2019-12-01 04:45:47,828 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2019-12-01 04:45:47,940 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 20 [2019-12-01 04:45:48,352 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2019-12-01 04:45:48,482 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 20 [2019-12-01 04:45:49,060 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 20 [2019-12-01 04:45:49,196 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 20 [2019-12-01 04:45:49,339 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 20 [2019-12-01 04:45:49,610 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2019-12-01 04:45:49,747 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2019-12-01 04:45:50,301 WARN L192 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 44 [2019-12-01 04:45:50,494 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2019-12-01 04:45:50,672 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 20 [2019-12-01 04:45:50,866 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 20 [2019-12-01 04:45:51,071 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 20 [2019-12-01 04:45:51,343 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 20 [2019-12-01 04:45:51,606 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 20 [2019-12-01 04:45:51,751 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 20 [2019-12-01 04:45:51,980 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 20 [2019-12-01 04:45:52,117 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 20 [2019-12-01 04:45:52,451 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 20 [2019-12-01 04:45:52,949 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 20 [2019-12-01 04:45:53,058 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 20 [2019-12-01 04:45:53,220 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 20 [2019-12-01 04:45:53,607 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 20 [2019-12-01 04:45:53,717 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2019-12-01 04:45:54,169 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2019-12-01 04:45:54,280 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 20 [2019-12-01 04:45:54,387 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 20 [2019-12-01 04:45:54,577 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 20 [2019-12-01 04:45:54,820 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 04:45:54,823 INFO L569 CodeCheckObserver]: Invariant with dag size 20 [2019-12-01 04:45:54,828 INFO L569 CodeCheckObserver]: Invariant with dag size 20 [2019-12-01 04:45:54,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:45:54 ImpRootNode [2019-12-01 04:45:54,829 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 04:45:54,829 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 04:45:54,830 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 04:45:54,830 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 04:45:54,830 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:42:04" (3/4) ... [2019-12-01 04:45:54,832 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 04:45:54,846 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-12-01 04:45:54,847 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-12-01 04:45:54,848 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-12-01 04:45:54,849 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 04:45:54,930 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_487d961f-59d4-451d-aabd-a40e2d146466/bin/ukojak/witness.graphml [2019-12-01 04:45:54,930 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 04:45:54,931 INFO L168 Benchmark]: Toolchain (without parser) took 232179.85 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 410.5 MB). Free memory was 936.0 MB in the beginning and 769.7 MB in the end (delta: 166.3 MB). Peak memory consumption was 576.9 MB. Max. memory is 11.5 GB. [2019-12-01 04:45:54,932 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 04:45:54,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 936.0 MB in the beginning and 1.1 GB in the end (delta: -136.5 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2019-12-01 04:45:54,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.70 ms. Allocated memory is still 1.1 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. [2019-12-01 04:45:54,932 INFO L168 Benchmark]: Boogie Preprocessor took 40.76 ms. Allocated memory is still 1.1 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. [2019-12-01 04:45:54,933 INFO L168 Benchmark]: RCFGBuilder took 1156.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 842.0 MB in the end (delta: 219.8 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. [2019-12-01 04:45:54,933 INFO L168 Benchmark]: CodeCheck took 230478.02 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 310.9 MB). Free memory was 842.0 MB in the beginning and 796.0 MB in the end (delta: 46.0 MB). Peak memory consumption was 539.4 MB. Max. memory is 11.5 GB. [2019-12-01 04:45:54,933 INFO L168 Benchmark]: Witness Printer took 100.90 ms. Allocated memory is still 1.4 GB. Free memory was 796.0 MB in the beginning and 769.7 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2019-12-01 04:45:54,934 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: 222.9s, OverallIterations: 136, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 272633552 SDtfs, -340017304 SDslu, 1643144928 SDs, 0 SdLazy, 1071802524 SolverSat, -772679532 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 642.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 188587 GetRequests, 183866 SyntacticMatches, 3431 SemanticMatches, 1290 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1213206 ImplicationChecksByTransitivity, 192.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 29448 NumberOfCodeBlocks, 29448 NumberOfCodeBlocksAsserted, 135 NumberOfCheckSat, 29313 ConstructedInterpolants, 0 QuantifiedInterpolants, 25921794 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 135 InterpolantComputations, 93 PerfectInterpolantSequences, 35781/37098 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: 478]: 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: ((!(a25 == 1) || a19 == 1) || a17 == 8) || (((a28 == 9 && a17 == 7) && a21 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a25 == 1) || a17 == 8) || a19 == 1) || (((a28 == 9 && a17 == 7) && a21 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 936.0 MB in the beginning and 1.1 GB in the end (delta: -136.5 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.70 ms. Allocated memory is still 1.1 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 40.76 ms. Allocated memory is still 1.1 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 1156.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 842.0 MB in the end (delta: 219.8 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. * CodeCheck took 230478.02 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 310.9 MB). Free memory was 842.0 MB in the beginning and 796.0 MB in the end (delta: 46.0 MB). Peak memory consumption was 539.4 MB. Max. memory is 11.5 GB. * Witness Printer took 100.90 ms. Allocated memory is still 1.4 GB. Free memory was 796.0 MB in the beginning and 769.7 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...