./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label49.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label49.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/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 083cea80584760e424718c2c8c78f2ce2da05adc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 06:01:03,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 06:01:03,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 06:01:03,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 06:01:03,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 06:01:03,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 06:01:04,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 06:01:04,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 06:01:04,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 06:01:04,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 06:01:04,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 06:01:04,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 06:01:04,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 06:01:04,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 06:01:04,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 06:01:04,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 06:01:04,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 06:01:04,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 06:01:04,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 06:01:04,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 06:01:04,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 06:01:04,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 06:01:04,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 06:01:04,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 06:01:04,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 06:01:04,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 06:01:04,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 06:01:04,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 06:01:04,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 06:01:04,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 06:01:04,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 06:01:04,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 06:01:04,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 06:01:04,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 06:01:04,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 06:01:04,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 06:01:04,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 06:01:04,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 06:01:04,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 06:01:04,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 06:01:04,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 06:01:04,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 06:01:04,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 06:01:04,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 06:01:04,109 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 06:01:04,109 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 06:01:04,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 06:01:04,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 06:01:04,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 06:01:04,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 06:01:04,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 06:01:04,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 06:01:04,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 06:01:04,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 06:01:04,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 06:01:04,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 06:01:04,112 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 06:01:04,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 06:01:04,113 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 06:01:04,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 06:01:04,113 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 06:01:04,113 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 06:01:04,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 06:01:04,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 06:01:04,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 06:01:04,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 06:01:04,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 06:01:04,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 06:01:04,115 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 06:01:04,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 06:01:04,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 06:01:04,116 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_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/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 -> 083cea80584760e424718c2c8c78f2ce2da05adc [2019-11-20 06:01:04,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 06:01:04,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 06:01:04,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 06:01:04,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 06:01:04,288 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 06:01:04,290 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-20 06:01:04,337 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/data/2a051e1ae/fefddbcb7f264473acd99914b592b229/FLAGeb91f9b8b [2019-11-20 06:01:04,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 06:01:04,825 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-20 06:01:04,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/data/2a051e1ae/fefddbcb7f264473acd99914b592b229/FLAGeb91f9b8b [2019-11-20 06:01:05,090 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/data/2a051e1ae/fefddbcb7f264473acd99914b592b229 [2019-11-20 06:01:05,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 06:01:05,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 06:01:05,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 06:01:05,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 06:01:05,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 06:01:05,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bcc30d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05, skipping insertion in model container [2019-11-20 06:01:05,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,109 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 06:01:05,151 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 06:01:05,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:01:05,607 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 06:01:05,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:01:05,708 INFO L192 MainTranslator]: Completed translation [2019-11-20 06:01:05,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05 WrapperNode [2019-11-20 06:01:05,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 06:01:05,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 06:01:05,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 06:01:05,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 06:01:05,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 06:01:05,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 06:01:05,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 06:01:05,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 06:01:05,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... [2019-11-20 06:01:05,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 06:01:05,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 06:01:05,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 06:01:05,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 06:01:05,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 06:01:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 06:01:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 06:01:08,300 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 06:01:08,300 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 06:01:08,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:01:08 BoogieIcfgContainer [2019-11-20 06:01:08,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 06:01:08,302 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 06:01:08,302 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 06:01:08,314 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 06:01:08,315 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:01:08" (1/1) ... [2019-11-20 06:01:08,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:01:08,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2019-11-20 06:01:08,371 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2019-11-20 06:01:08,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 06:01:08,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:08,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:09,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:09,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2019-11-20 06:01:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2019-11-20 06:01:09,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 06:01:09,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:09,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:10,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:10,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 215 states and 313 transitions. [2019-11-20 06:01:10,719 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 313 transitions. [2019-11-20 06:01:10,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 06:01:10,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:11,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:11,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 220 states and 323 transitions. [2019-11-20 06:01:11,056 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 323 transitions. [2019-11-20 06:01:11,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 06:01:11,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:11,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:12,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:12,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 289 states and 395 transitions. [2019-11-20 06:01:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 395 transitions. [2019-11-20 06:01:12,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 06:01:12,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:12,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:12,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 292 states and 399 transitions. [2019-11-20 06:01:12,159 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 399 transitions. [2019-11-20 06:01:12,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 06:01:12,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:12,258 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:12,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:12,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 303 states and 415 transitions. [2019-11-20 06:01:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 415 transitions. [2019-11-20 06:01:12,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 06:01:12,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:12,627 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 304 states and 417 transitions. [2019-11-20 06:01:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 417 transitions. [2019-11-20 06:01:12,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 06:01:12,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:12,910 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:13,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:13,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2019-11-20 06:01:13,456 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2019-11-20 06:01:13,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 06:01:13,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:13,684 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:14,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:14,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 330 states and 454 transitions. [2019-11-20 06:01:14,363 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 454 transitions. [2019-11-20 06:01:14,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 06:01:14,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:14,393 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 06:01:14,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:14,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 331 states and 456 transitions. [2019-11-20 06:01:14,566 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 456 transitions. [2019-11-20 06:01:14,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 06:01:14,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 06:01:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 332 states and 458 transitions. [2019-11-20 06:01:14,762 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 458 transitions. [2019-11-20 06:01:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 06:01:14,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:15,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:15,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 343 states and 470 transitions. [2019-11-20 06:01:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 470 transitions. [2019-11-20 06:01:15,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 06:01:15,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:15,792 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 06:01:16,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:16,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 356 states and 486 transitions. [2019-11-20 06:01:16,400 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 486 transitions. [2019-11-20 06:01:16,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 06:01:16,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:17,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:17,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 374 states and 509 transitions. [2019-11-20 06:01:17,585 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 509 transitions. [2019-11-20 06:01:17,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 06:01:17,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:18,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:18,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 384 states and 521 transitions. [2019-11-20 06:01:18,090 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 521 transitions. [2019-11-20 06:01:18,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 06:01:18,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:18,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:18,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 385 states and 522 transitions. [2019-11-20 06:01:18,218 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2019-11-20 06:01:18,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 06:01:18,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:18,258 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 06:01:18,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:18,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 392 states and 530 transitions. [2019-11-20 06:01:18,497 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 530 transitions. [2019-11-20 06:01:18,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 06:01:18,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 06:01:18,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:18,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 394 states and 531 transitions. [2019-11-20 06:01:18,747 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 531 transitions. [2019-11-20 06:01:18,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 06:01:18,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:18,883 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:19,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:19,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 409 states and 550 transitions. [2019-11-20 06:01:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 550 transitions. [2019-11-20 06:01:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 06:01:19,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:19,526 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 06:01:19,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:19,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 422 states and 568 transitions. [2019-11-20 06:01:19,897 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 568 transitions. [2019-11-20 06:01:19,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 06:01:19,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:19,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:19,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 423 states and 570 transitions. [2019-11-20 06:01:19,961 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 570 transitions. [2019-11-20 06:01:19,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 06:01:19,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:20,120 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:20,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 431 states and 579 transitions. [2019-11-20 06:01:20,600 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 579 transitions. [2019-11-20 06:01:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 06:01:20,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:20,645 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 432 states and 581 transitions. [2019-11-20 06:01:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 581 transitions. [2019-11-20 06:01:20,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 06:01:20,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:20,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 06:01:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:21,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 449 states and 599 transitions. [2019-11-20 06:01:21,600 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 599 transitions. [2019-11-20 06:01:21,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 06:01:21,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:21,630 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 06:01:21,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:21,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 450 states and 601 transitions. [2019-11-20 06:01:21,910 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 601 transitions. [2019-11-20 06:01:21,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 06:01:21,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:21,947 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 06:01:21,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:21,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 451 states and 603 transitions. [2019-11-20 06:01:21,973 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 603 transitions. [2019-11-20 06:01:21,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 06:01:21,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 06:01:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:22,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 453 states and 605 transitions. [2019-11-20 06:01:22,031 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 605 transitions. [2019-11-20 06:01:22,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 06:01:22,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:22,075 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 06:01:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:22,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 454 states and 606 transitions. [2019-11-20 06:01:22,384 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 606 transitions. [2019-11-20 06:01:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 06:01:22,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:22,436 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:23,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 471 states and 625 transitions. [2019-11-20 06:01:23,390 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 625 transitions. [2019-11-20 06:01:23,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 06:01:23,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:23,496 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:24,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 482 states and 635 transitions. [2019-11-20 06:01:24,036 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 635 transitions. [2019-11-20 06:01:24,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 06:01:24,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:24,069 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 06:01:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 487 states and 640 transitions. [2019-11-20 06:01:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 640 transitions. [2019-11-20 06:01:24,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 06:01:24,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:24,295 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 496 states and 649 transitions. [2019-11-20 06:01:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 649 transitions. [2019-11-20 06:01:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 06:01:24,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:24,916 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:25,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:25,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 566 states and 730 transitions. [2019-11-20 06:01:25,861 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 730 transitions. [2019-11-20 06:01:25,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 06:01:25,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:25,892 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 06:01:25,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 571 states and 735 transitions. [2019-11-20 06:01:25,947 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 735 transitions. [2019-11-20 06:01:25,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 06:01:25,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:26,030 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 06:01:26,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:26,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 579 states and 743 transitions. [2019-11-20 06:01:26,094 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 743 transitions. [2019-11-20 06:01:26,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 06:01:26,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:26,138 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 06:01:26,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:26,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 589 states and 753 transitions. [2019-11-20 06:01:26,224 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 753 transitions. [2019-11-20 06:01:26,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 06:01:26,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:26,265 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 06:01:26,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:26,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 590 states and 754 transitions. [2019-11-20 06:01:26,288 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 754 transitions. [2019-11-20 06:01:26,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 06:01:26,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:27,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 594 states and 763 transitions. [2019-11-20 06:01:27,019 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 763 transitions. [2019-11-20 06:01:27,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 06:01:27,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:27,054 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:27,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:27,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 599 states and 767 transitions. [2019-11-20 06:01:27,422 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 767 transitions. [2019-11-20 06:01:27,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 06:01:27,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:28,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:28,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 607 states and 778 transitions. [2019-11-20 06:01:28,748 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 778 transitions. [2019-11-20 06:01:28,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 06:01:28,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:29,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:29,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 610 states and 783 transitions. [2019-11-20 06:01:29,084 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 783 transitions. [2019-11-20 06:01:29,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 06:01:29,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 633 states and 810 transitions. [2019-11-20 06:01:29,317 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 810 transitions. [2019-11-20 06:01:29,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 06:01:29,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:29,921 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 06:01:31,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:31,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 642 states and 831 transitions. [2019-11-20 06:01:31,206 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 831 transitions. [2019-11-20 06:01:31,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 06:01:31,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:31,243 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:31,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:31,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 645 states and 834 transitions. [2019-11-20 06:01:31,608 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 834 transitions. [2019-11-20 06:01:31,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 06:01:31,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:31,650 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:31,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:31,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 648 states and 837 transitions. [2019-11-20 06:01:31,773 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 837 transitions. [2019-11-20 06:01:31,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 06:01:31,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:33,550 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:37,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 704 states and 899 transitions. [2019-11-20 06:01:37,590 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 899 transitions. [2019-11-20 06:01:37,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 06:01:37,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 06:01:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:38,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 719 states and 919 transitions. [2019-11-20 06:01:38,853 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 919 transitions. [2019-11-20 06:01:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 06:01:38,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:38,896 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 06:01:38,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:38,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 721 states and 921 transitions. [2019-11-20 06:01:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 921 transitions. [2019-11-20 06:01:38,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 06:01:38,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:38,990 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 06:01:39,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:39,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 724 states and 925 transitions. [2019-11-20 06:01:39,039 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 925 transitions. [2019-11-20 06:01:39,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 06:01:39,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:39,084 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 06:01:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 746 states and 946 transitions. [2019-11-20 06:01:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 946 transitions. [2019-11-20 06:01:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 06:01:40,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:40,527 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:40,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:40,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 777 states and 977 transitions. [2019-11-20 06:01:40,719 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 977 transitions. [2019-11-20 06:01:40,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-20 06:01:40,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:40,762 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 06:01:40,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:40,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 778 states and 978 transitions. [2019-11-20 06:01:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 978 transitions. [2019-11-20 06:01:40,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-20 06:01:40,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:40,837 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 06:01:40,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:40,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 791 states and 991 transitions. [2019-11-20 06:01:40,911 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 991 transitions. [2019-11-20 06:01:40,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 06:01:40,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 06:01:45,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 856 states and 1059 transitions. [2019-11-20 06:01:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1059 transitions. [2019-11-20 06:01:45,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 06:01:45,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:50,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 879 states and 1092 transitions. [2019-11-20 06:01:50,190 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1092 transitions. [2019-11-20 06:01:50,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 06:01:50,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:54,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:54,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 894 states and 1114 transitions. [2019-11-20 06:01:54,117 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1114 transitions. [2019-11-20 06:01:54,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 06:01:54,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:54,300 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 904 states and 1123 transitions. [2019-11-20 06:01:55,106 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1123 transitions. [2019-11-20 06:01:55,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 06:01:55,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:55,217 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:55,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 906 states and 1124 transitions. [2019-11-20 06:01:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1124 transitions. [2019-11-20 06:01:55,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 06:01:55,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 907 states and 1125 transitions. [2019-11-20 06:01:56,020 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1125 transitions. [2019-11-20 06:01:56,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 06:01:56,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:56,124 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:01:56,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 910 states and 1130 transitions. [2019-11-20 06:01:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1130 transitions. [2019-11-20 06:01:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 06:01:56,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 06:01:58,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:01:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 930 states and 1163 transitions. [2019-11-20 06:01:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1163 transitions. [2019-11-20 06:01:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 06:01:58,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:01:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:01:59,320 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 06:02:00,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:00,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 999 states and 1233 transitions. [2019-11-20 06:02:00,480 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1233 transitions. [2019-11-20 06:02:00,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 06:02:00,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:00,523 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 06:02:01,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:01,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1003 states and 1243 transitions. [2019-11-20 06:02:01,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1243 transitions. [2019-11-20 06:02:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 06:02:01,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:01,185 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 06:02:02,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:02,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1009 states and 1251 transitions. [2019-11-20 06:02:02,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1251 transitions. [2019-11-20 06:02:02,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 06:02:02,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 06:02:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:03,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1021 states and 1265 transitions. [2019-11-20 06:02:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1265 transitions. [2019-11-20 06:02:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 06:02:03,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 117 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 06:02:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:05,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1028 states and 1275 transitions. [2019-11-20 06:02:05,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1275 transitions. [2019-11-20 06:02:05,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 06:02:05,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:05,492 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 117 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 06:02:06,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:06,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1030 states and 1280 transitions. [2019-11-20 06:02:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1280 transitions. [2019-11-20 06:02:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 06:02:06,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 117 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 06:02:06,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:06,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1033 states and 1286 transitions. [2019-11-20 06:02:06,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1286 transitions. [2019-11-20 06:02:06,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 06:02:06,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:07,087 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 112 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 06:02:08,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:08,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1041 states and 1303 transitions. [2019-11-20 06:02:08,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1303 transitions. [2019-11-20 06:02:08,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 06:02:08,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:10,758 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 06:02:12,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:12,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1042 states and 1305 transitions. [2019-11-20 06:02:12,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1305 transitions. [2019-11-20 06:02:12,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 06:02:12,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:12,839 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 06:02:14,562 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-11-20 06:02:16,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:16,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1086 states and 1356 transitions. [2019-11-20 06:02:16,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1356 transitions. [2019-11-20 06:02:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 06:02:16,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:16,959 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 06:02:18,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:18,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1095 states and 1365 transitions. [2019-11-20 06:02:18,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1365 transitions. [2019-11-20 06:02:18,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 06:02:18,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:18,477 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-20 06:02:18,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1098 states and 1368 transitions. [2019-11-20 06:02:18,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1368 transitions. [2019-11-20 06:02:18,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 06:02:18,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:18,822 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 06:02:19,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:19,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1099 states and 1370 transitions. [2019-11-20 06:02:19,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1370 transitions. [2019-11-20 06:02:19,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-11-20 06:02:19,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 119 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 06:02:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:19,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1103 states and 1374 transitions. [2019-11-20 06:02:19,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1374 transitions. [2019-11-20 06:02:19,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 06:02:19,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:20,930 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 06:02:25,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:25,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1154 states and 1443 transitions. [2019-11-20 06:02:25,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1443 transitions. [2019-11-20 06:02:25,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 06:02:25,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:25,545 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2019-11-20 06:02:26,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1155 states and 1447 transitions. [2019-11-20 06:02:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1447 transitions. [2019-11-20 06:02:26,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 06:02:26,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:28,366 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 06:02:31,406 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-11-20 06:02:36,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1202 states and 1500 transitions. [2019-11-20 06:02:36,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1500 transitions. [2019-11-20 06:02:36,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 06:02:36,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:36,745 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 06:02:38,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:38,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1228 states and 1525 transitions. [2019-11-20 06:02:38,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1525 transitions. [2019-11-20 06:02:38,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 06:02:38,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:38,479 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 06:02:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1229 states and 1526 transitions. [2019-11-20 06:02:38,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1526 transitions. [2019-11-20 06:02:38,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 06:02:38,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:38,795 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 06:02:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:39,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1232 states and 1527 transitions. [2019-11-20 06:02:39,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1527 transitions. [2019-11-20 06:02:39,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 06:02:39,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:39,902 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 06:02:40,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1233 states and 1528 transitions. [2019-11-20 06:02:40,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1528 transitions. [2019-11-20 06:02:40,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 06:02:40,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 06:02:42,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1249 states and 1555 transitions. [2019-11-20 06:02:42,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1555 transitions. [2019-11-20 06:02:42,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 06:02:42,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 06:02:42,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:42,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1250 states and 1556 transitions. [2019-11-20 06:02:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1556 transitions. [2019-11-20 06:02:42,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 06:02:42,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:42,754 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 06:02:43,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:43,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1251 states and 1558 transitions. [2019-11-20 06:02:43,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1558 transitions. [2019-11-20 06:02:43,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 06:02:43,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:43,309 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 06:02:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:44,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1255 states and 1568 transitions. [2019-11-20 06:02:44,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1568 transitions. [2019-11-20 06:02:44,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 06:02:44,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:44,585 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 06:02:45,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1256 states and 1569 transitions. [2019-11-20 06:02:45,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1569 transitions. [2019-11-20 06:02:45,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 06:02:45,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:45,165 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 06:02:45,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1257 states and 1572 transitions. [2019-11-20 06:02:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1572 transitions. [2019-11-20 06:02:45,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 06:02:45,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:45,740 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 06:02:46,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:46,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1258 states and 1576 transitions. [2019-11-20 06:02:46,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1576 transitions. [2019-11-20 06:02:46,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 06:02:46,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:46,311 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 06:02:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:46,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1259 states and 1578 transitions. [2019-11-20 06:02:46,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1578 transitions. [2019-11-20 06:02:46,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 06:02:46,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:46,991 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 06:02:47,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:47,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1263 states and 1582 transitions. [2019-11-20 06:02:47,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1582 transitions. [2019-11-20 06:02:47,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 06:02:47,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:47,561 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 06:02:49,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:49,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1274 states and 1595 transitions. [2019-11-20 06:02:49,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1595 transitions. [2019-11-20 06:02:49,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 06:02:49,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:49,848 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 06:02:50,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:50,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1280 states and 1600 transitions. [2019-11-20 06:02:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1600 transitions. [2019-11-20 06:02:50,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 06:02:50,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 233 proven. 27 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-20 06:02:52,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:52,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1281 states and 1602 transitions. [2019-11-20 06:02:52,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1602 transitions. [2019-11-20 06:02:52,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-20 06:02:52,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:52,812 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 06:02:55,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:55,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1295 states and 1618 transitions. [2019-11-20 06:02:55,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1618 transitions. [2019-11-20 06:02:55,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-20 06:02:55,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 06:02:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:56,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1296 states and 1619 transitions. [2019-11-20 06:02:56,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1619 transitions. [2019-11-20 06:02:56,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 06:02:56,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:02:56,410 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-11-20 06:02:59,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:02:59,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1310 states and 1640 transitions. [2019-11-20 06:02:59,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1640 transitions. [2019-11-20 06:02:59,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 06:02:59,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:02:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:00,042 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-11-20 06:03:01,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:01,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1321 states and 1651 transitions. [2019-11-20 06:03:01,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1651 transitions. [2019-11-20 06:03:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 06:03:01,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:01,702 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-11-20 06:03:02,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:02,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1332 states and 1664 transitions. [2019-11-20 06:03:02,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1664 transitions. [2019-11-20 06:03:02,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 06:03:02,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:02,869 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-11-20 06:03:03,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:03,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1337 states and 1668 transitions. [2019-11-20 06:03:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1668 transitions. [2019-11-20 06:03:03,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 06:03:03,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:03,873 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-11-20 06:03:04,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:04,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1341 states and 1672 transitions. [2019-11-20 06:03:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1672 transitions. [2019-11-20 06:03:04,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 06:03:04,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:04,328 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-11-20 06:03:04,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1346 states and 1676 transitions. [2019-11-20 06:03:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1676 transitions. [2019-11-20 06:03:04,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 06:03:04,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-11-20 06:03:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1360 states and 1690 transitions. [2019-11-20 06:03:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1690 transitions. [2019-11-20 06:03:05,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-11-20 06:03:05,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 06:03:11,730 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-11-20 06:03:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:13,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1393 states and 1733 transitions. [2019-11-20 06:03:13,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1733 transitions. [2019-11-20 06:03:13,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-11-20 06:03:13,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:13,251 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 06:03:14,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:14,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1401 states and 1739 transitions. [2019-11-20 06:03:14,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1739 transitions. [2019-11-20 06:03:14,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-11-20 06:03:14,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:14,873 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-11-20 06:03:17,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:17,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1409 states and 1749 transitions. [2019-11-20 06:03:17,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1749 transitions. [2019-11-20 06:03:17,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-11-20 06:03:17,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 06:03:20,862 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-11-20 06:03:25,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:25,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1442 states and 1784 transitions. [2019-11-20 06:03:25,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1784 transitions. [2019-11-20 06:03:25,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 06:03:25,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:26,307 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 299 proven. 25 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 06:03:30,479 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-11-20 06:03:31,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1468 states and 1816 transitions. [2019-11-20 06:03:31,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1816 transitions. [2019-11-20 06:03:31,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 06:03:31,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:31,822 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 299 proven. 25 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 06:03:33,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:33,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1487 states and 1836 transitions. [2019-11-20 06:03:33,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1836 transitions. [2019-11-20 06:03:33,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 06:03:33,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 299 proven. 25 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 06:03:33,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:33,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1489 states and 1837 transitions. [2019-11-20 06:03:33,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1837 transitions. [2019-11-20 06:03:33,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-11-20 06:03:33,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-11-20 06:03:36,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:36,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1506 states and 1858 transitions. [2019-11-20 06:03:36,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1858 transitions. [2019-11-20 06:03:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 06:03:36,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:36,493 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 06:03:38,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:38,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1553 states and 1917 transitions. [2019-11-20 06:03:38,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1917 transitions. [2019-11-20 06:03:38,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 06:03:38,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:38,885 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-11-20 06:03:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:41,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1561 states and 1932 transitions. [2019-11-20 06:03:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1932 transitions. [2019-11-20 06:03:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 06:03:41,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:41,076 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-11-20 06:03:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1562 states and 1932 transitions. [2019-11-20 06:03:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1932 transitions. [2019-11-20 06:03:41,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2019-11-20 06:03:41,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:41,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:41,767 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 168 proven. 4 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2019-11-20 06:03:43,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1565 states and 1943 transitions. [2019-11-20 06:03:43,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1943 transitions. [2019-11-20 06:03:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 06:03:43,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:43,123 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-20 06:03:45,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:45,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1585 states and 1970 transitions. [2019-11-20 06:03:45,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 1970 transitions. [2019-11-20 06:03:45,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 06:03:45,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:45,482 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-20 06:03:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1589 states and 1981 transitions. [2019-11-20 06:03:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1981 transitions. [2019-11-20 06:03:46,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 06:03:46,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:46,892 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-20 06:03:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:03:48,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1593 states and 1988 transitions. [2019-11-20 06:03:48,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 1988 transitions. [2019-11-20 06:03:48,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 06:03:48,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:03:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:50,575 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 358 proven. 73 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 06:04:00,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1636 states and 2040 transitions. [2019-11-20 06:04:00,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2040 transitions. [2019-11-20 06:04:00,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 06:04:00,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:00,253 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 358 proven. 73 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 06:04:06,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:06,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1656 states and 2065 transitions. [2019-11-20 06:04:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2065 transitions. [2019-11-20 06:04:06,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-11-20 06:04:06,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:06,191 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2019-11-20 06:04:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:06,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1657 states and 2068 transitions. [2019-11-20 06:04:06,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2068 transitions. [2019-11-20 06:04:06,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 06:04:06,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2019-11-20 06:04:10,222 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-11-20 06:04:14,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:14,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1712 states and 2130 transitions. [2019-11-20 06:04:14,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2130 transitions. [2019-11-20 06:04:14,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 06:04:14,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:14,437 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2019-11-20 06:04:15,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:15,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1721 states and 2137 transitions. [2019-11-20 06:04:15,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2137 transitions. [2019-11-20 06:04:15,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 06:04:15,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:16,182 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 351 proven. 20 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-11-20 06:04:19,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:19,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1727 states and 2144 transitions. [2019-11-20 06:04:19,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2144 transitions. [2019-11-20 06:04:19,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 06:04:19,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:21,290 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 14 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 06:04:25,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:25,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1736 states and 2157 transitions. [2019-11-20 06:04:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2157 transitions. [2019-11-20 06:04:25,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 06:04:25,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 14 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 06:04:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:26,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1737 states and 2157 transitions. [2019-11-20 06:04:26,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2157 transitions. [2019-11-20 06:04:26,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 06:04:26,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-20 06:04:37,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:37,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1789 states and 2211 transitions. [2019-11-20 06:04:37,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2211 transitions. [2019-11-20 06:04:37,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 06:04:37,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:37,990 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-20 06:04:38,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:38,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1791 states and 2212 transitions. [2019-11-20 06:04:38,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2212 transitions. [2019-11-20 06:04:38,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 06:04:38,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:39,889 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 88 proven. 314 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 06:04:49,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:49,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1900 states and 2331 transitions. [2019-11-20 06:04:49,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2331 transitions. [2019-11-20 06:04:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 06:04:49,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:50,504 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 06:04:58,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:04:58,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2021 states and 2467 transitions. [2019-11-20 06:04:58,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2467 transitions. [2019-11-20 06:04:58,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-11-20 06:04:58,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:04:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:02,291 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-11-20 06:05:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:13,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2088 states and 2535 transitions. [2019-11-20 06:05:13,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2535 transitions. [2019-11-20 06:05:13,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-11-20 06:05:13,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:14,198 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-11-20 06:05:18,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:18,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2133 states and 2580 transitions. [2019-11-20 06:05:18,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2580 transitions. [2019-11-20 06:05:18,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-11-20 06:05:18,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-11-20 06:05:19,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:19,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 2136 states and 2582 transitions. [2019-11-20 06:05:19,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2582 transitions. [2019-11-20 06:05:19,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-11-20 06:05:19,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:19,408 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2019-11-20 06:05:19,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:19,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2139 states and 2585 transitions. [2019-11-20 06:05:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2585 transitions. [2019-11-20 06:05:19,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-11-20 06:05:19,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:23,204 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-11-20 06:05:26,463 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-11-20 06:05:33,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:33,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2201 states and 2657 transitions. [2019-11-20 06:05:33,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2657 transitions. [2019-11-20 06:05:33,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-20 06:05:33,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:34,728 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-11-20 06:05:46,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:46,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 2307 states and 2777 transitions. [2019-11-20 06:05:46,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2777 transitions. [2019-11-20 06:05:46,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-20 06:05:46,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:46,486 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-11-20 06:05:49,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:49,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2319 states and 2788 transitions. [2019-11-20 06:05:49,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2788 transitions. [2019-11-20 06:05:49,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 06:05:49,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:49,905 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-11-20 06:05:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:51,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 2348 states and 2817 transitions. [2019-11-20 06:05:51,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 2817 transitions. [2019-11-20 06:05:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 06:05:51,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:51,320 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-11-20 06:05:52,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:52,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 2368 states and 2836 transitions. [2019-11-20 06:05:52,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 2836 transitions. [2019-11-20 06:05:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-11-20 06:05:52,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 06:05:53,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:53,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2372 states and 2841 transitions. [2019-11-20 06:05:53,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 2841 transitions. [2019-11-20 06:05:53,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-11-20 06:05:53,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:54,080 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 06:05:55,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:55,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 2373 states and 2842 transitions. [2019-11-20 06:05:55,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 2842 transitions. [2019-11-20 06:05:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-11-20 06:05:55,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:55,287 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 06:05:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:56,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2374 states and 2843 transitions. [2019-11-20 06:05:56,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 2843 transitions. [2019-11-20 06:05:56,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 06:05:56,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:56,136 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-20 06:05:57,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:05:57,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2389 states and 2859 transitions. [2019-11-20 06:05:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 2859 transitions. [2019-11-20 06:05:57,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-11-20 06:05:57,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:05:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:05:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2019-11-20 06:06:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:06:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2409 states and 2881 transitions. [2019-11-20 06:06:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2881 transitions. [2019-11-20 06:06:02,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-11-20 06:06:02,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:06:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:06:02,628 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2019-11-20 06:06:06,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:06:06,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2420 states and 2894 transitions. [2019-11-20 06:06:06,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 2894 transitions. [2019-11-20 06:06:06,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-11-20 06:06:06,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:06:06,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:06:06,819 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2019-11-20 06:06:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:06:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 2434 states and 2907 transitions. [2019-11-20 06:06:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 2907 transitions. [2019-11-20 06:06:08,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-11-20 06:06:08,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:06:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:06:08,761 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 06:06:09,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:06:09,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 2435 states and 2911 transitions. [2019-11-20 06:06:09,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 2911 transitions. [2019-11-20 06:06:09,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2019-11-20 06:06:09,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:06:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:06:09,857 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-11-20 06:06:14,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:06:14,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 2444 states and 2928 transitions. [2019-11-20 06:06:14,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 2928 transitions. [2019-11-20 06:06:14,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2019-11-20 06:06:14,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:06:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:06:14,324 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-11-20 06:06:15,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:06:15,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2445 states and 2930 transitions. [2019-11-20 06:06:15,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 2930 transitions. [2019-11-20 06:06:15,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-11-20 06:06:15,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:06:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:06:19,200 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 06:06:24,725 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-11-20 06:06:25,472 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-11-20 06:06:26,128 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-11-20 06:06:26,811 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-11-20 06:06:27,900 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-11-20 06:06:29,025 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-11-20 06:06:34,436 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-11-20 06:06:35,181 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-11-20 06:06:36,267 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-11-20 06:06:39,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:06:39,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2528 states and 3022 transitions. [2019-11-20 06:06:39,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2528 states and 3022 transitions. [2019-11-20 06:06:39,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-11-20 06:06:39,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:06:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:06:44,819 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-20 06:06:54,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:06:54,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 2538 states and 3034 transitions. [2019-11-20 06:06:54,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 3034 transitions. [2019-11-20 06:06:54,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-11-20 06:06:54,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:06:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:06:58,886 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-11-20 06:07:01,579 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-11-20 06:07:03,537 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-11-20 06:07:04,346 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2019-11-20 06:07:05,181 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-11-20 06:07:06,065 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-11-20 06:07:09,000 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-11-20 06:07:09,860 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-11-20 06:07:10,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:07:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 2563 states and 3062 transitions. [2019-11-20 06:07:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 3062 transitions. [2019-11-20 06:07:10,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-11-20 06:07:10,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:07:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:07:10,844 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-11-20 06:07:11,138 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-11-20 06:07:11,963 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-11-20 06:07:12,721 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-11-20 06:07:13,498 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-11-20 06:07:14,272 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-11-20 06:07:15,042 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-11-20 06:07:15,789 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-11-20 06:07:16,525 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-11-20 06:07:18,074 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-11-20 06:07:18,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:07:18,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 2591 states and 3089 transitions. [2019-11-20 06:07:18,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 3089 transitions. [2019-11-20 06:07:18,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 06:07:18,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:07:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:07:19,567 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 173 proven. 423 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-11-20 06:07:32,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:07:32,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 2661 states and 3169 transitions. [2019-11-20 06:07:32,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 3169 transitions. [2019-11-20 06:07:32,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 06:07:32,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:07:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:07:33,112 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 173 proven. 423 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-11-20 06:07:33,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:07:33,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2667 states and 3174 transitions. [2019-11-20 06:07:33,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3174 transitions. [2019-11-20 06:07:33,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 06:07:33,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:07:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:07:34,360 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 173 proven. 423 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-11-20 06:07:35,175 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-11-20 06:07:35,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:07:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 2682 states and 3188 transitions. [2019-11-20 06:07:35,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 3188 transitions. [2019-11-20 06:07:35,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 06:07:35,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:07:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:07:35,865 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 173 proven. 423 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-11-20 06:07:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:07:36,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 2686 states and 3191 transitions. [2019-11-20 06:07:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 3191 transitions. [2019-11-20 06:07:36,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2019-11-20 06:07:36,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:07:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:07:36,211 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 375 proven. 137 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-11-20 06:07:39,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:07:39,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 2683 states and 3187 transitions. [2019-11-20 06:07:39,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 3187 transitions. [2019-11-20 06:07:39,319 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 06:07:39,319 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 159 iterations. [2019-11-20 06:07:39,329 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 06:07:39,544 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 16 [2019-11-20 06:07:39,734 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 16 [2019-11-20 06:07:40,077 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 42 [2019-11-20 06:07:40,259 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 16 [2019-11-20 06:07:40,643 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 44 [2019-11-20 06:07:41,063 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 44 [2019-11-20 06:07:41,338 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 16 [2019-11-20 06:07:41,778 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 42 [2019-11-20 06:07:42,443 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 53 [2019-11-20 06:07:42,557 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 16 [2019-11-20 06:07:42,669 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 16 [2019-11-20 06:07:42,992 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2019-11-20 06:07:43,196 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 16 [2019-11-20 06:07:43,551 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 42 [2019-11-20 06:07:43,668 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2019-11-20 06:07:44,053 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 42 [2019-11-20 06:07:44,412 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 42 [2019-11-20 06:07:44,544 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 16 [2019-11-20 06:07:44,832 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 16 [2019-11-20 06:07:45,036 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 16 [2019-11-20 06:07:45,637 WARN L191 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 54 [2019-11-20 06:07:45,812 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 16 [2019-11-20 06:07:46,136 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 44 [2019-11-20 06:07:46,469 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 44 [2019-11-20 06:07:46,594 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 16 [2019-11-20 06:07:46,774 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 16 [2019-11-20 06:07:46,937 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 16 [2019-11-20 06:07:47,095 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 16 [2019-11-20 06:07:47,240 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 16 [2019-11-20 06:07:47,436 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 16 [2019-11-20 06:07:47,543 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 16 [2019-11-20 06:07:47,712 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 16 [2019-11-20 06:07:47,878 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 16 [2019-11-20 06:07:47,980 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 16 [2019-11-20 06:07:48,143 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 16 [2019-11-20 06:07:48,456 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2019-11-20 06:07:48,887 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 16 [2019-11-20 06:07:49,241 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 42 [2019-11-20 06:07:49,489 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 16 [2019-11-20 06:07:49,694 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 16 [2019-11-20 06:07:50,096 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 44 [2019-11-20 06:07:50,430 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2019-11-20 06:07:50,589 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 16 [2019-11-20 06:07:50,703 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 16 [2019-11-20 06:07:50,897 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 16 [2019-11-20 06:07:51,155 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 16 [2019-11-20 06:07:51,264 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 16 [2019-11-20 06:07:51,434 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 16 [2019-11-20 06:07:51,585 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 16 [2019-11-20 06:07:51,785 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 16 [2019-11-20 06:07:52,077 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 16 [2019-11-20 06:07:52,458 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 42 [2019-11-20 06:07:53,056 WARN L191 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 73 [2019-11-20 06:07:53,425 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 16 [2019-11-20 06:07:53,599 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 16 [2019-11-20 06:07:54,199 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 54 [2019-11-20 06:07:54,315 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 16 [2019-11-20 06:07:54,631 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 44 [2019-11-20 06:07:54,952 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 44 [2019-11-20 06:07:55,163 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 16 [2019-11-20 06:07:55,520 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 42 [2019-11-20 06:07:55,566 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 06:07:55,569 INFO L569 CodeCheckObserver]: Invariant with dag size 16 [2019-11-20 06:07:55,578 INFO L569 CodeCheckObserver]: Invariant with dag size 16 [2019-11-20 06:07:55,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:07:55 ImpRootNode [2019-11-20 06:07:55,579 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 06:07:55,580 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 06:07:55,580 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 06:07:55,580 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 06:07:55,581 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:01:08" (3/4) ... [2019-11-20 06:07:55,584 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 06:07:55,608 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2019-11-20 06:07:55,610 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-20 06:07:55,612 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-20 06:07:55,613 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 06:07:55,754 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0ae2b811-3bf8-4c1c-a591-66f64c5160b8/bin/ukojak/witness.graphml [2019-11-20 06:07:55,754 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 06:07:55,756 INFO L168 Benchmark]: Toolchain (without parser) took 410662.58 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 939.3 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2019-11-20 06:07:55,756 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 06:07:55,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-11-20 06:07:55,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 06:07:55,757 INFO L168 Benchmark]: Boogie Preprocessor took 111.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 06:07:55,758 INFO L168 Benchmark]: RCFGBuilder took 2362.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.1 MB in the end (delta: 217.6 MB). Peak memory consumption was 217.6 MB. Max. memory is 11.5 GB. [2019-11-20 06:07:55,758 INFO L168 Benchmark]: CodeCheck took 407277.07 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 889.1 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2019-11-20 06:07:55,759 INFO L168 Benchmark]: Witness Printer took 174.74 ms. Allocated memory is still 4.7 GB. Free memory was 2.5 GB in the beginning and 2.4 GB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-11-20 06:07:55,761 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, 76 locations, 1 error locations. Result: SAFE, OverallTime: 390.9s, OverallIterations: 159, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1209010532 SDtfs, 925205194 SDslu, -1292541830 SDs, 0 SdLazy, -1045501028 SolverSat, 1640999552 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 997.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 199750 GetRequests, 193796 SyntacticMatches, 4136 SemanticMatches, 1818 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2380603 ImplicationChecksByTransitivity, 349.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 53.7s InterpolantComputationTime, 30185 NumberOfCodeBlocks, 30185 NumberOfCodeBlocksAsserted, 158 NumberOfCheckSat, 30027 ConstructedInterpolants, 0 QuantifiedInterpolants, 36236868 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 158 InterpolantComputations, 119 PerfectInterpolantSequences, 35801/38473 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: 497]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((!(a17 == 1) || !(14 == a8)) || !(a16 == 6)) || !(a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a17 == 1) || !(a20 == 1)) || !(a16 == 6)) || !(14 == a8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 615.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 111.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2362.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.1 MB in the end (delta: 217.6 MB). Peak memory consumption was 217.6 MB. Max. memory is 11.5 GB. * CodeCheck took 407277.07 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 889.1 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 174.74 ms. Allocated memory is still 4.7 GB. Free memory was 2.5 GB in the beginning and 2.4 GB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...