./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_clnt_3_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_clnt_3_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/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 2373f3a3f8dbd9f18e573cbc80f9fee8c78900dc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:21:38,518 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:21:38,520 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:21:38,531 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:21:38,531 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:21:38,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:21:38,533 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:21:38,535 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:21:38,536 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:21:38,537 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:21:38,538 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:21:38,538 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:21:38,539 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:21:38,541 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:21:38,542 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:21:38,542 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:21:38,543 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:21:38,545 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:21:38,547 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:21:38,549 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:21:38,550 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:21:38,551 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:21:38,553 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:21:38,553 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:21:38,553 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:21:38,554 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:21:38,555 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:21:38,556 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:21:38,557 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:21:38,557 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:21:38,558 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:21:38,558 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:21:38,558 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:21:38,559 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:21:38,560 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:21:38,561 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:21:38,561 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 00:21:38,574 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:21:38,574 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:21:38,575 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:21:38,575 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:21:38,576 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:21:38,576 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:21:38,576 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:21:38,577 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:21:38,577 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:21:38,577 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:21:38,577 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:21:38,577 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:21:38,577 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:21:38,578 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:21:38,578 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:21:38,578 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:21:38,578 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:21:38,578 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:21:38,578 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:21:38,579 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:21:38,579 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:21:38,579 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:21:38,579 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:21:38,581 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:21:38,582 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:21:38,582 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 00:21:38,582 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:21:38,582 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:21:38,582 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/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 -> 2373f3a3f8dbd9f18e573cbc80f9fee8c78900dc [2018-10-27 00:21:38,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:21:38,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:21:38,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:21:38,629 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:21:38,630 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:21:38,630 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_clnt_3_false-unreach-call_true-termination.cil.c [2018-10-27 00:21:38,683 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/data/8ceaa09f3/fa4a71f18a2b4fb9b2eaf49f228f0cfe/FLAG0ac36f31b [2018-10-27 00:21:39,119 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:21:39,120 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/sv-benchmarks/c/ssh-simplified/s3_clnt_3_false-unreach-call_true-termination.cil.c [2018-10-27 00:21:39,130 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/data/8ceaa09f3/fa4a71f18a2b4fb9b2eaf49f228f0cfe/FLAG0ac36f31b [2018-10-27 00:21:39,144 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/data/8ceaa09f3/fa4a71f18a2b4fb9b2eaf49f228f0cfe [2018-10-27 00:21:39,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:21:39,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:21:39,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:21:39,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:21:39,153 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:21:39,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61118614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39, skipping insertion in model container [2018-10-27 00:21:39,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:21:39,211 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:21:39,427 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:21:39,431 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:21:39,495 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:21:39,510 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:21:39,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39 WrapperNode [2018-10-27 00:21:39,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:21:39,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:21:39,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:21:39,512 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:21:39,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:21:39,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:21:39,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:21:39,570 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:21:39,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... [2018-10-27 00:21:39,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:21:39,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:21:39,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:21:39,692 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:21:39,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:21:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/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 [2018-10-27 00:21:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:21:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:21:39,921 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-27 00:21:39,921 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-27 00:21:42,073 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:21:42,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:21:42 BoogieIcfgContainer [2018-10-27 00:21:42,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:21:42,074 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:21:42,074 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:21:42,086 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:21:42,087 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:21:42" (1/1) ... [2018-10-27 00:21:42,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:21:42,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 87 states and 149 transitions. [2018-10-27 00:21:42,133 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 149 transitions. [2018-10-27 00:21:42,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 00:21:42,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:42,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:43,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:43,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 103 states and 162 transitions. [2018-10-27 00:21:43,238 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 162 transitions. [2018-10-27 00:21:43,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 00:21:43,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:43,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 120 states and 179 transitions. [2018-10-27 00:21:43,521 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 179 transitions. [2018-10-27 00:21:43,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-27 00:21:43,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:43,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:43,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 122 states and 187 transitions. [2018-10-27 00:21:43,689 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 187 transitions. [2018-10-27 00:21:43,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-27 00:21:43,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:44,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:44,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 129 states and 207 transitions. [2018-10-27 00:21:44,135 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 207 transitions. [2018-10-27 00:21:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-27 00:21:44,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:44,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:44,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:44,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 133 states and 211 transitions. [2018-10-27 00:21:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2018-10-27 00:21:44,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-27 00:21:44,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:44,603 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:44,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:44,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 141 states and 218 transitions. [2018-10-27 00:21:44,989 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 218 transitions. [2018-10-27 00:21:44,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-27 00:21:44,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:45,045 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:45,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 146 states and 223 transitions. [2018-10-27 00:21:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 223 transitions. [2018-10-27 00:21:45,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-27 00:21:45,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:45,349 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:45,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:45,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 155 states and 232 transitions. [2018-10-27 00:21:45,912 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 232 transitions. [2018-10-27 00:21:45,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-27 00:21:45,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:46,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:21:47,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:47,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 187 states and 290 transitions. [2018-10-27 00:21:47,044 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 290 transitions. [2018-10-27 00:21:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-27 00:21:47,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:47,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:47,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:47,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 189 states and 293 transitions. [2018-10-27 00:21:47,075 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 293 transitions. [2018-10-27 00:21:47,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-27 00:21:47,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:47,388 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:47,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 195 states and 300 transitions. [2018-10-27 00:21:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 300 transitions. [2018-10-27 00:21:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-27 00:21:47,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:47,933 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:48,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 205 states and 311 transitions. [2018-10-27 00:21:48,725 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 311 transitions. [2018-10-27 00:21:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-27 00:21:48,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:48,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:21:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:49,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 222 states and 327 transitions. [2018-10-27 00:21:49,013 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 327 transitions. [2018-10-27 00:21:49,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-27 00:21:49,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:49,039 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:21:49,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 223 states and 328 transitions. [2018-10-27 00:21:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 328 transitions. [2018-10-27 00:21:49,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-27 00:21:49,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:50,297 WARN L179 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-10-27 00:21:51,048 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-10-27 00:21:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:51,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 230 states and 336 transitions. [2018-10-27 00:21:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2018-10-27 00:21:51,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-27 00:21:51,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:51,278 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:52,464 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-27 00:21:53,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:53,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 241 states and 348 transitions. [2018-10-27 00:21:53,381 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 348 transitions. [2018-10-27 00:21:53,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-27 00:21:53,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:53,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:21:53,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:53,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 243 states and 351 transitions. [2018-10-27 00:21:53,539 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 351 transitions. [2018-10-27 00:21:53,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-27 00:21:53,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:53,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:55,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:55,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 255 states and 364 transitions. [2018-10-27 00:21:55,033 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 364 transitions. [2018-10-27 00:21:55,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-27 00:21:55,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:55,119 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:56,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:56,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 268 states and 378 transitions. [2018-10-27 00:21:56,327 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 378 transitions. [2018-10-27 00:21:56,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-27 00:21:56,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:56,410 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:21:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:21:57,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 282 states and 393 transitions. [2018-10-27 00:21:57,714 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 393 transitions. [2018-10-27 00:21:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-27 00:21:57,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:21:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:21:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:00,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 297 states and 409 transitions. [2018-10-27 00:22:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 409 transitions. [2018-10-27 00:22:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-27 00:22:00,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:02,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 315 states and 428 transitions. [2018-10-27 00:22:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 428 transitions. [2018-10-27 00:22:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-27 00:22:02,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:02,448 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:22:02,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:02,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 317 states and 439 transitions. [2018-10-27 00:22:02,704 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 439 transitions. [2018-10-27 00:22:02,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-27 00:22:02,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:02,816 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:06,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 336 states and 459 transitions. [2018-10-27 00:22:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 459 transitions. [2018-10-27 00:22:06,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-27 00:22:06,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:06,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:06,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 348 states and 478 transitions. [2018-10-27 00:22:06,885 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 478 transitions. [2018-10-27 00:22:06,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-27 00:22:06,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:07,111 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:09,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:09,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 368 states and 499 transitions. [2018-10-27 00:22:09,824 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 499 transitions. [2018-10-27 00:22:09,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-27 00:22:09,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:09,952 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:12,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:12,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 389 states and 521 transitions. [2018-10-27 00:22:12,974 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 521 transitions. [2018-10-27 00:22:12,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-27 00:22:12,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:12,993 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:13,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 389 states and 520 transitions. [2018-10-27 00:22:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 520 transitions. [2018-10-27 00:22:13,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-27 00:22:13,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:13,292 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:16,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 411 states and 543 transitions. [2018-10-27 00:22:16,844 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 543 transitions. [2018-10-27 00:22:16,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-27 00:22:16,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:17,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:17,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 414 states and 550 transitions. [2018-10-27 00:22:17,582 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 550 transitions. [2018-10-27 00:22:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-27 00:22:17,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:17,600 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 414 states and 549 transitions. [2018-10-27 00:22:17,693 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 549 transitions. [2018-10-27 00:22:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-27 00:22:17,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:21,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:21,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 437 states and 573 transitions. [2018-10-27 00:22:21,754 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 573 transitions. [2018-10-27 00:22:21,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-27 00:22:21,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:21,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 435 states and 569 transitions. [2018-10-27 00:22:21,890 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 569 transitions. [2018-10-27 00:22:21,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-27 00:22:21,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:22,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:22,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 435 states and 568 transitions. [2018-10-27 00:22:22,451 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 568 transitions. [2018-10-27 00:22:22,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-27 00:22:22,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:22,570 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:23,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:23,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 439 states and 577 transitions. [2018-10-27 00:22:23,295 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 577 transitions. [2018-10-27 00:22:23,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-27 00:22:23,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:23,500 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:28,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:28,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 463 states and 602 transitions. [2018-10-27 00:22:28,051 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 602 transitions. [2018-10-27 00:22:28,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:22:28,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:28,274 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:22:32,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 510 states and 692 transitions. [2018-10-27 00:22:32,038 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 692 transitions. [2018-10-27 00:22:32,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:22:32,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:33,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:33,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 503 states and 678 transitions. [2018-10-27 00:22:33,288 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 678 transitions. [2018-10-27 00:22:33,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:22:33,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:34,042 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:34,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:34,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 506 states and 682 transitions. [2018-10-27 00:22:34,571 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 682 transitions. [2018-10-27 00:22:34,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:22:34,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:36,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 522 states and 739 transitions. [2018-10-27 00:22:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 739 transitions. [2018-10-27 00:22:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:22:36,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:36,597 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:38,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 536 states and 793 transitions. [2018-10-27 00:22:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 793 transitions. [2018-10-27 00:22:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:22:38,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:39,031 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:45,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:45,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 561 states and 822 transitions. [2018-10-27 00:22:45,502 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 822 transitions. [2018-10-27 00:22:45,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:22:45,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:45,521 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:22:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 578 states and 838 transitions. [2018-10-27 00:22:46,206 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 838 transitions. [2018-10-27 00:22:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:22:46,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:46,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:46,221 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:48,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:48,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 593 states and 863 transitions. [2018-10-27 00:22:48,801 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 863 transitions. [2018-10-27 00:22:48,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:22:48,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:48,816 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:51,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:51,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 606 states and 886 transitions. [2018-10-27 00:22:51,027 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 886 transitions. [2018-10-27 00:22:51,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:22:51,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:51,046 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:53,052 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-27 00:22:53,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:53,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 609 states and 901 transitions. [2018-10-27 00:22:53,425 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 901 transitions. [2018-10-27 00:22:53,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:22:53,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:53,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:54,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 615 states and 916 transitions. [2018-10-27 00:22:54,111 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 916 transitions. [2018-10-27 00:22:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:22:54,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:54,127 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:54,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:54,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 616 states and 917 transitions. [2018-10-27 00:22:54,556 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 917 transitions. [2018-10-27 00:22:54,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:22:54,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:55,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:55,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 627 states and 928 transitions. [2018-10-27 00:22:55,545 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 928 transitions. [2018-10-27 00:22:55,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:22:55,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:55,562 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:22:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:22:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 628 states and 929 transitions. [2018-10-27 00:22:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 929 transitions. [2018-10-27 00:22:56,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:22:56,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:22:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:22:56,321 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:23:04,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:23:04,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 654 states and 959 transitions. [2018-10-27 00:23:04,418 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 959 transitions. [2018-10-27 00:23:04,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 00:23:04,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:23:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:23:04,438 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:23:05,536 WARN L179 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-10-27 00:23:06,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:23:06,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 656 states and 961 transitions. [2018-10-27 00:23:06,718 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 961 transitions. [2018-10-27 00:23:06,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 00:23:06,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:23:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:23:06,730 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:23:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:23:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 657 states and 962 transitions. [2018-10-27 00:23:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 962 transitions. [2018-10-27 00:23:07,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 00:23:07,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:23:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:23:07,016 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:23:07,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:23:07,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 659 states and 965 transitions. [2018-10-27 00:23:07,333 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 965 transitions. [2018-10-27 00:23:07,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 00:23:07,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:23:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:23:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:23:15,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:23:15,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 686 states and 996 transitions. [2018-10-27 00:23:15,516 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 996 transitions. [2018-10-27 00:23:15,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-27 00:23:15,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:23:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:23:15,678 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:23:24,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:23:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 714 states and 1028 transitions. [2018-10-27 00:23:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1028 transitions. [2018-10-27 00:23:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-27 00:23:24,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:23:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:23:25,220 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:23:35,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:23:35,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 744 states and 1062 transitions. [2018-10-27 00:23:35,946 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1062 transitions. [2018-10-27 00:23:35,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-27 00:23:35,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:23:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:23:36,166 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:23:41,200 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-10-27 00:23:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:23:47,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 773 states and 1095 transitions. [2018-10-27 00:23:47,227 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1095 transitions. [2018-10-27 00:23:47,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-27 00:23:47,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:23:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:23:47,405 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:24:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 804 states and 1130 transitions. [2018-10-27 00:24:00,049 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1130 transitions. [2018-10-27 00:24:00,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-27 00:24:00,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:24:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:13,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 836 states and 1166 transitions. [2018-10-27 00:24:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1166 transitions. [2018-10-27 00:24:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-27 00:24:13,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:14,137 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:24:14,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 839 states and 1171 transitions. [2018-10-27 00:24:14,869 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1171 transitions. [2018-10-27 00:24:14,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-27 00:24:14,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:14,883 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:24:15,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:15,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 840 states and 1176 transitions. [2018-10-27 00:24:15,476 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1176 transitions. [2018-10-27 00:24:15,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-27 00:24:15,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:15,739 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:24:20,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 885 states and 1258 transitions. [2018-10-27 00:24:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1258 transitions. [2018-10-27 00:24:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-27 00:24:20,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:20,298 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:24:33,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:33,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 918 states and 1295 transitions. [2018-10-27 00:24:33,820 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1295 transitions. [2018-10-27 00:24:33,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-27 00:24:33,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:24:34,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:34,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 935 states and 1311 transitions. [2018-10-27 00:24:34,265 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1311 transitions. [2018-10-27 00:24:34,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-27 00:24:34,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:34,421 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:24:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:48,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 969 states and 1349 transitions. [2018-10-27 00:24:48,566 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1349 transitions. [2018-10-27 00:24:48,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 00:24:48,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:24:49,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:49,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 972 states and 1351 transitions. [2018-10-27 00:24:49,530 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1351 transitions. [2018-10-27 00:24:49,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 00:24:49,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:49,540 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 00:24:50,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:50,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 976 states and 1356 transitions. [2018-10-27 00:24:50,065 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1356 transitions. [2018-10-27 00:24:50,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-27 00:24:50,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:24:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:50,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 986 states and 1378 transitions. [2018-10-27 00:24:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1378 transitions. [2018-10-27 00:24:50,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-27 00:24:50,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:24:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:51,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 990 states and 1406 transitions. [2018-10-27 00:24:51,525 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1406 transitions. [2018-10-27 00:24:51,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-27 00:24:51,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:24:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 991 states and 1404 transitions. [2018-10-27 00:24:52,213 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1404 transitions. [2018-10-27 00:24:52,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 00:24:52,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:24:53,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:53,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 994 states and 1409 transitions. [2018-10-27 00:24:53,661 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1409 transitions. [2018-10-27 00:24:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 00:24:53,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:53,674 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:24:54,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 995 states and 1411 transitions. [2018-10-27 00:24:54,200 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1411 transitions. [2018-10-27 00:24:54,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 00:24:54,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:54,216 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 00:24:55,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:55,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 997 states and 1420 transitions. [2018-10-27 00:24:55,064 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1420 transitions. [2018-10-27 00:24:55,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 00:24:55,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:55,078 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 00:24:55,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:55,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1001 states and 1447 transitions. [2018-10-27 00:24:55,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1447 transitions. [2018-10-27 00:24:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 00:24:55,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:55,649 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:24:57,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:57,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1006 states and 1479 transitions. [2018-10-27 00:24:57,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1479 transitions. [2018-10-27 00:24:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 00:24:57,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:57,938 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:24:59,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:24:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1010 states and 1487 transitions. [2018-10-27 00:24:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1487 transitions. [2018-10-27 00:24:59,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 00:24:59,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:24:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:24:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:00,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:00,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1013 states and 1490 transitions. [2018-10-27 00:25:00,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1490 transitions. [2018-10-27 00:25:00,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 00:25:00,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:00,091 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:01,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1017 states and 1495 transitions. [2018-10-27 00:25:01,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1495 transitions. [2018-10-27 00:25:01,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 00:25:01,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:01,395 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 00:25:01,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:01,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1019 states and 1496 transitions. [2018-10-27 00:25:01,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1496 transitions. [2018-10-27 00:25:01,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-27 00:25:01,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:05,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:05,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1034 states and 1536 transitions. [2018-10-27 00:25:05,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1536 transitions. [2018-10-27 00:25:05,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-27 00:25:05,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:05,388 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:07,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1038 states and 1542 transitions. [2018-10-27 00:25:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1542 transitions. [2018-10-27 00:25:07,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-27 00:25:07,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:07,014 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:07,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:07,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1041 states and 1548 transitions. [2018-10-27 00:25:07,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1548 transitions. [2018-10-27 00:25:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-27 00:25:07,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:07,550 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1042 states and 1548 transitions. [2018-10-27 00:25:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1548 transitions. [2018-10-27 00:25:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-27 00:25:08,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:08,060 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:25:08,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:08,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1043 states and 1552 transitions. [2018-10-27 00:25:08,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1552 transitions. [2018-10-27 00:25:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-27 00:25:08,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:08,647 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:25:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1057 states and 1584 transitions. [2018-10-27 00:25:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1584 transitions. [2018-10-27 00:25:10,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-27 00:25:10,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:10,550 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:11,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:11,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1066 states and 1597 transitions. [2018-10-27 00:25:11,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1597 transitions. [2018-10-27 00:25:11,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-27 00:25:11,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:11,051 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1069 states and 1600 transitions. [2018-10-27 00:25:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1600 transitions. [2018-10-27 00:25:11,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-27 00:25:11,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:12,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1072 states and 1604 transitions. [2018-10-27 00:25:12,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1604 transitions. [2018-10-27 00:25:12,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-27 00:25:12,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:12,215 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:25:14,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1085 states and 1630 transitions. [2018-10-27 00:25:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1630 transitions. [2018-10-27 00:25:14,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-27 00:25:14,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:15,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:15,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1090 states and 1641 transitions. [2018-10-27 00:25:15,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1641 transitions. [2018-10-27 00:25:15,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-27 00:25:15,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:15,690 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-27 00:25:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:17,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1101 states and 1675 transitions. [2018-10-27 00:25:17,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1675 transitions. [2018-10-27 00:25:17,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-27 00:25:17,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:17,659 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:18,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1102 states and 1683 transitions. [2018-10-27 00:25:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1683 transitions. [2018-10-27 00:25:18,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-27 00:25:18,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:18,452 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:18,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1103 states and 1686 transitions. [2018-10-27 00:25:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1686 transitions. [2018-10-27 00:25:18,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-27 00:25:18,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:19,005 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-27 00:25:20,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:20,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1107 states and 1713 transitions. [2018-10-27 00:25:20,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1713 transitions. [2018-10-27 00:25:20,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 00:25:20,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:20,402 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-27 00:25:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:21,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1117 states and 1738 transitions. [2018-10-27 00:25:21,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1738 transitions. [2018-10-27 00:25:21,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 00:25:21,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:22,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1118 states and 1742 transitions. [2018-10-27 00:25:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1742 transitions. [2018-10-27 00:25:22,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 00:25:22,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:22,263 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:23,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:23,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1122 states and 1748 transitions. [2018-10-27 00:25:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1748 transitions. [2018-10-27 00:25:23,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 00:25:23,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:23,433 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-27 00:25:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:24,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1127 states and 1778 transitions. [2018-10-27 00:25:24,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1778 transitions. [2018-10-27 00:25:24,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 00:25:24,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:24,928 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:26,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:26,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1131 states and 1784 transitions. [2018-10-27 00:25:26,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1784 transitions. [2018-10-27 00:25:26,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 00:25:26,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:26,130 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:26,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:26,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1134 states and 1788 transitions. [2018-10-27 00:25:26,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1788 transitions. [2018-10-27 00:25:26,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-27 00:25:26,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-27 00:25:27,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:27,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1140 states and 1802 transitions. [2018-10-27 00:25:27,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1802 transitions. [2018-10-27 00:25:27,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-27 00:25:27,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:27,654 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-27 00:25:28,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1146 states and 1809 transitions. [2018-10-27 00:25:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1809 transitions. [2018-10-27 00:25:28,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-27 00:25:28,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-27 00:25:29,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1150 states and 1814 transitions. [2018-10-27 00:25:29,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1814 transitions. [2018-10-27 00:25:29,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-27 00:25:29,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:29,265 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:25:30,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:30,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1152 states and 1822 transitions. [2018-10-27 00:25:30,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1822 transitions. [2018-10-27 00:25:30,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-27 00:25:30,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:30,259 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-27 00:25:30,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:30,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1164 states and 1837 transitions. [2018-10-27 00:25:30,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1837 transitions. [2018-10-27 00:25:30,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-27 00:25:30,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:30,753 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-27 00:25:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:31,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1167 states and 1839 transitions. [2018-10-27 00:25:31,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1839 transitions. [2018-10-27 00:25:31,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 00:25:31,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:31,661 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:33,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1169 states and 1850 transitions. [2018-10-27 00:25:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1850 transitions. [2018-10-27 00:25:33,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 00:25:33,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-27 00:25:33,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:33,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1170 states and 1851 transitions. [2018-10-27 00:25:33,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1851 transitions. [2018-10-27 00:25:33,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 00:25:33,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:33,340 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:34,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:34,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1174 states and 1857 transitions. [2018-10-27 00:25:34,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1857 transitions. [2018-10-27 00:25:34,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 00:25:34,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:34,613 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:36,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:36,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1178 states and 1864 transitions. [2018-10-27 00:25:36,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1864 transitions. [2018-10-27 00:25:36,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 00:25:36,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:25:37,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:37,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1182 states and 1870 transitions. [2018-10-27 00:25:37,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1870 transitions. [2018-10-27 00:25:37,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-27 00:25:37,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:37,320 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 00:25:39,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1186 states and 1879 transitions. [2018-10-27 00:25:39,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1879 transitions. [2018-10-27 00:25:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-27 00:25:39,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:39,981 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 00:25:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:40,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1187 states and 1881 transitions. [2018-10-27 00:25:40,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1881 transitions. [2018-10-27 00:25:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-27 00:25:40,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:25:41,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:41,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1197 states and 1902 transitions. [2018-10-27 00:25:41,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1902 transitions. [2018-10-27 00:25:41,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-27 00:25:41,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:41,797 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:25:42,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1201 states and 1929 transitions. [2018-10-27 00:25:42,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1929 transitions. [2018-10-27 00:25:42,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 00:25:42,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:42,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:25:43,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:43,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1206 states and 1934 transitions. [2018-10-27 00:25:43,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1934 transitions. [2018-10-27 00:25:43,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 00:25:43,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:43,719 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:46,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:46,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1220 states and 1965 transitions. [2018-10-27 00:25:46,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1965 transitions. [2018-10-27 00:25:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 00:25:46,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-27 00:25:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1222 states and 1973 transitions. [2018-10-27 00:25:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1973 transitions. [2018-10-27 00:25:47,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 00:25:47,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:47,411 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:25:48,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:48,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1226 states and 1999 transitions. [2018-10-27 00:25:48,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1999 transitions. [2018-10-27 00:25:48,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 00:25:48,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:48,777 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:25:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:49,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1228 states and 2004 transitions. [2018-10-27 00:25:49,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2004 transitions. [2018-10-27 00:25:49,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 00:25:49,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:49,540 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:50,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:50,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1237 states and 2013 transitions. [2018-10-27 00:25:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2013 transitions. [2018-10-27 00:25:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 00:25:50,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:50,143 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:25:51,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:51,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1235 states and 2009 transitions. [2018-10-27 00:25:51,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2009 transitions. [2018-10-27 00:25:51,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 00:25:51,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:51,177 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:25:51,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:51,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1238 states and 2012 transitions. [2018-10-27 00:25:51,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2012 transitions. [2018-10-27 00:25:51,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:25:51,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:51,895 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:25:53,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1246 states and 2028 transitions. [2018-10-27 00:25:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2028 transitions. [2018-10-27 00:25:53,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:25:53,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:53,578 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-27 00:25:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1248 states and 2031 transitions. [2018-10-27 00:25:54,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2031 transitions. [2018-10-27 00:25:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:25:54,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:25:55,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:55,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 1256 states and 2039 transitions. [2018-10-27 00:25:55,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2039 transitions. [2018-10-27 00:25:55,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:25:55,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-27 00:25:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:55,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1259 states and 2044 transitions. [2018-10-27 00:25:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2044 transitions. [2018-10-27 00:25:55,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:25:55,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-27 00:25:57,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:57,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1259 states and 2037 transitions. [2018-10-27 00:25:57,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2037 transitions. [2018-10-27 00:25:57,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:25:57,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:57,414 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-27 00:25:58,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:58,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1259 states and 2036 transitions. [2018-10-27 00:25:58,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2036 transitions. [2018-10-27 00:25:58,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:25:58,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:58,570 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 00:25:59,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:25:59,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1261 states and 2038 transitions. [2018-10-27 00:25:59,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2038 transitions. [2018-10-27 00:25:59,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:25:59,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:25:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:25:59,160 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-27 00:26:00,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:00,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1257 states and 2023 transitions. [2018-10-27 00:26:00,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2023 transitions. [2018-10-27 00:26:00,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-27 00:26:00,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:00,016 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-27 00:26:01,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:01,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1265 states and 2038 transitions. [2018-10-27 00:26:01,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2038 transitions. [2018-10-27 00:26:01,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-27 00:26:01,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:01,813 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-27 00:26:03,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:03,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1267 states and 2052 transitions. [2018-10-27 00:26:03,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2052 transitions. [2018-10-27 00:26:03,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-27 00:26:03,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:04,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:04,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1275 states and 2060 transitions. [2018-10-27 00:26:04,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2060 transitions. [2018-10-27 00:26:04,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-27 00:26:04,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:26:05,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1285 states and 2076 transitions. [2018-10-27 00:26:05,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2076 transitions. [2018-10-27 00:26:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-27 00:26:05,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:05,570 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-27 00:26:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1284 states and 2068 transitions. [2018-10-27 00:26:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2068 transitions. [2018-10-27 00:26:06,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-27 00:26:06,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:06,849 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-27 00:26:07,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:07,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1286 states and 2069 transitions. [2018-10-27 00:26:07,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2069 transitions. [2018-10-27 00:26:07,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-27 00:26:07,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:07,504 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 00:26:08,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1294 states and 2076 transitions. [2018-10-27 00:26:08,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2076 transitions. [2018-10-27 00:26:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-27 00:26:08,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:08,083 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:08,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:08,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1308 states and 2097 transitions. [2018-10-27 00:26:08,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2097 transitions. [2018-10-27 00:26:08,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-27 00:26:08,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:26:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:09,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1313 states and 2102 transitions. [2018-10-27 00:26:09,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2102 transitions. [2018-10-27 00:26:09,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-27 00:26:09,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:09,543 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:12,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:12,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1327 states and 2133 transitions. [2018-10-27 00:26:12,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2133 transitions. [2018-10-27 00:26:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 00:26:12,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:12,460 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-27 00:26:13,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:13,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1333 states and 2150 transitions. [2018-10-27 00:26:13,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2150 transitions. [2018-10-27 00:26:13,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 00:26:13,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-27 00:26:14,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:14,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1336 states and 2156 transitions. [2018-10-27 00:26:14,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2156 transitions. [2018-10-27 00:26:14,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 00:26:14,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:14,555 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-27 00:26:15,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:15,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1340 states and 2172 transitions. [2018-10-27 00:26:15,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2172 transitions. [2018-10-27 00:26:15,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 00:26:15,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:15,659 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:26:16,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:16,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1343 states and 2175 transitions. [2018-10-27 00:26:16,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2175 transitions. [2018-10-27 00:26:16,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 00:26:16,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:26:17,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:17,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1346 states and 2180 transitions. [2018-10-27 00:26:17,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2180 transitions. [2018-10-27 00:26:17,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 00:26:17,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:17,406 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-27 00:26:18,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:18,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1347 states and 2182 transitions. [2018-10-27 00:26:18,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2182 transitions. [2018-10-27 00:26:18,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 00:26:18,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:19,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:19,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1359 states and 2194 transitions. [2018-10-27 00:26:19,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2194 transitions. [2018-10-27 00:26:19,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 00:26:19,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:19,235 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:19,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1368 states and 2203 transitions. [2018-10-27 00:26:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 2203 transitions. [2018-10-27 00:26:19,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 00:26:19,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:19,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:19,829 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:20,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:20,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1387 states and 2226 transitions. [2018-10-27 00:26:20,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2226 transitions. [2018-10-27 00:26:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 00:26:20,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:28,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1423 states and 2308 transitions. [2018-10-27 00:26:28,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2308 transitions. [2018-10-27 00:26:28,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 00:26:28,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:28,062 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:26:28,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:28,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1420 states and 2299 transitions. [2018-10-27 00:26:28,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2299 transitions. [2018-10-27 00:26:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 00:26:28,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:28,956 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1428 states and 2306 transitions. [2018-10-27 00:26:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2306 transitions. [2018-10-27 00:26:30,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:30,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:30,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:30,030 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-27 00:26:30,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:30,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1430 states and 2309 transitions. [2018-10-27 00:26:30,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2309 transitions. [2018-10-27 00:26:30,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:30,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:30,316 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:31,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1433 states and 2314 transitions. [2018-10-27 00:26:31,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2314 transitions. [2018-10-27 00:26:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:31,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:31,342 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:26:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:32,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1436 states and 2322 transitions. [2018-10-27 00:26:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2322 transitions. [2018-10-27 00:26:32,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:32,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:38,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:38,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1473 states and 2406 transitions. [2018-10-27 00:26:38,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2406 transitions. [2018-10-27 00:26:38,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:38,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:38,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:38,208 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:38,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:38,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 1490 states and 2422 transitions. [2018-10-27 00:26:38,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2422 transitions. [2018-10-27 00:26:38,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:38,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:38,867 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:39,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 1491 states and 2425 transitions. [2018-10-27 00:26:39,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2425 transitions. [2018-10-27 00:26:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:39,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:40,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:40,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 1508 states and 2441 transitions. [2018-10-27 00:26:40,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 2441 transitions. [2018-10-27 00:26:40,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:40,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:40,684 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:41,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:41,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1525 states and 2460 transitions. [2018-10-27 00:26:41,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2460 transitions. [2018-10-27 00:26:41,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:41,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:41,370 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:43,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 1538 states and 2478 transitions. [2018-10-27 00:26:43,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2478 transitions. [2018-10-27 00:26:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:43,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:44,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:44,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 1548 states and 2489 transitions. [2018-10-27 00:26:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2489 transitions. [2018-10-27 00:26:44,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:26:44,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:44,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:45,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:45,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1549 states and 2492 transitions. [2018-10-27 00:26:45,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 2492 transitions. [2018-10-27 00:26:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 00:26:45,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:45,318 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:45,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:45,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 1565 states and 2508 transitions. [2018-10-27 00:26:45,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 2508 transitions. [2018-10-27 00:26:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 00:26:45,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:45,992 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:26:46,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:46,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 1563 states and 2505 transitions. [2018-10-27 00:26:46,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 2505 transitions. [2018-10-27 00:26:46,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 00:26:46,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:46,636 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:47,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:47,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 1580 states and 2521 transitions. [2018-10-27 00:26:47,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2521 transitions. [2018-10-27 00:26:47,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 00:26:47,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:47,324 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:47,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:47,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 1592 states and 2532 transitions. [2018-10-27 00:26:47,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 2532 transitions. [2018-10-27 00:26:47,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 00:26:47,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:47,994 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:48,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:48,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 1602 states and 2543 transitions. [2018-10-27 00:26:48,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2543 transitions. [2018-10-27 00:26:48,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 00:26:48,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:48,615 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:50,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 1616 states and 2563 transitions. [2018-10-27 00:26:50,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2563 transitions. [2018-10-27 00:26:50,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 00:26:50,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:50,169 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:26:50,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 1618 states and 2566 transitions. [2018-10-27 00:26:50,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 2566 transitions. [2018-10-27 00:26:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-27 00:26:50,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:50,844 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:51,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 1637 states and 2589 transitions. [2018-10-27 00:26:51,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2589 transitions. [2018-10-27 00:26:51,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-27 00:26:51,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:51,967 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-27 00:26:51,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:51,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1637 states and 2588 transitions. [2018-10-27 00:26:51,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2588 transitions. [2018-10-27 00:26:51,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-27 00:26:51,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:51,999 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:26:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 1635 states and 2584 transitions. [2018-10-27 00:26:52,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 2584 transitions. [2018-10-27 00:26:52,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-27 00:26:52,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:53,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 1647 states and 2596 transitions. [2018-10-27 00:26:53,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2596 transitions. [2018-10-27 00:26:53,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-27 00:26:53,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:53,389 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 1666 states and 2620 transitions. [2018-10-27 00:26:53,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2620 transitions. [2018-10-27 00:26:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-27 00:26:53,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:54,076 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 00:26:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:54,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1683 states and 2638 transitions. [2018-10-27 00:26:54,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2638 transitions. [2018-10-27 00:26:54,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-27 00:26:54,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:54,784 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:26:55,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:55,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 1701 states and 2656 transitions. [2018-10-27 00:26:55,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2656 transitions. [2018-10-27 00:26:55,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-27 00:26:55,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:55,503 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:26:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:56,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 1703 states and 2661 transitions. [2018-10-27 00:26:56,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2661 transitions. [2018-10-27 00:26:56,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-27 00:26:56,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:26:58,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:26:58,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 1707 states and 2678 transitions. [2018-10-27 00:26:58,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2678 transitions. [2018-10-27 00:26:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:26:58,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:26:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:26:59,287 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:27:00,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:00,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 1710 states and 2680 transitions. [2018-10-27 00:27:00,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2680 transitions. [2018-10-27 00:27:00,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:27:00,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:27:00,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 1729 states and 2699 transitions. [2018-10-27 00:27:00,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2699 transitions. [2018-10-27 00:27:00,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:27:00,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:00,861 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:27:01,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:01,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1729 states and 2698 transitions. [2018-10-27 00:27:01,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2698 transitions. [2018-10-27 00:27:01,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:27:01,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:01,779 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 00:27:02,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:02,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 1745 states and 2713 transitions. [2018-10-27 00:27:02,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2713 transitions. [2018-10-27 00:27:02,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:27:02,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:02,510 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:27:03,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:03,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 1762 states and 2729 transitions. [2018-10-27 00:27:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2729 transitions. [2018-10-27 00:27:03,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:27:03,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:27:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:05,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1766 states and 2738 transitions. [2018-10-27 00:27:05,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2738 transitions. [2018-10-27 00:27:05,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:27:05,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:27:06,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:06,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 1767 states and 2741 transitions. [2018-10-27 00:27:06,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2741 transitions. [2018-10-27 00:27:06,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:27:06,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:06,766 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:27:07,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:07,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 1768 states and 2751 transitions. [2018-10-27 00:27:07,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2751 transitions. [2018-10-27 00:27:07,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:27:07,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:07,716 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:27:09,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:09,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1802 states and 2792 transitions. [2018-10-27 00:27:09,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2792 transitions. [2018-10-27 00:27:09,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:27:09,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:09,515 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-27 00:27:12,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:12,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 1829 states and 2840 transitions. [2018-10-27 00:27:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2840 transitions. [2018-10-27 00:27:12,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:27:12,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:12,586 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-27 00:27:13,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:13,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 1832 states and 2858 transitions. [2018-10-27 00:27:13,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2858 transitions. [2018-10-27 00:27:13,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:27:13,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:13,623 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 00:27:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:14,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 1841 states and 2866 transitions. [2018-10-27 00:27:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2866 transitions. [2018-10-27 00:27:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:27:14,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:14,297 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-27 00:27:15,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:15,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 1841 states and 2865 transitions. [2018-10-27 00:27:15,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2865 transitions. [2018-10-27 00:27:15,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:27:15,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:15,158 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 00:27:16,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:16,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1860 states and 2887 transitions. [2018-10-27 00:27:16,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2887 transitions. [2018-10-27 00:27:16,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:27:16,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 00:27:17,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:17,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 1880 states and 2907 transitions. [2018-10-27 00:27:17,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2907 transitions. [2018-10-27 00:27:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:17,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:17,654 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 00:27:19,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:19,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 1882 states and 2916 transitions. [2018-10-27 00:27:19,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2916 transitions. [2018-10-27 00:27:19,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:19,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:19,871 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 00:27:20,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:20,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 1883 states and 2918 transitions. [2018-10-27 00:27:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2918 transitions. [2018-10-27 00:27:20,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:20,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:20,856 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 00:27:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:21,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 1886 states and 2920 transitions. [2018-10-27 00:27:21,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2920 transitions. [2018-10-27 00:27:21,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:21,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:21,911 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-27 00:27:23,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:23,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 1917 states and 2953 transitions. [2018-10-27 00:27:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 2953 transitions. [2018-10-27 00:27:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:23,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:23,474 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-27 00:27:24,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:24,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1919 states and 2960 transitions. [2018-10-27 00:27:24,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2960 transitions. [2018-10-27 00:27:24,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:24,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:24,939 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-27 00:27:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 1923 states and 2963 transitions. [2018-10-27 00:27:26,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2963 transitions. [2018-10-27 00:27:26,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:26,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-27 00:27:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:27,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 1924 states and 2965 transitions. [2018-10-27 00:27:27,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2965 transitions. [2018-10-27 00:27:27,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:27,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:27,085 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-27 00:27:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:28,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1928 states and 2968 transitions. [2018-10-27 00:27:28,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2968 transitions. [2018-10-27 00:27:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:28,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 00:27:30,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:30,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 1929 states and 2970 transitions. [2018-10-27 00:27:30,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2970 transitions. [2018-10-27 00:27:30,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:30,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:30,530 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 00:27:31,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1932 states and 2972 transitions. [2018-10-27 00:27:31,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2972 transitions. [2018-10-27 00:27:31,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:31,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:31,634 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-27 00:27:33,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 1936 states and 2975 transitions. [2018-10-27 00:27:33,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2975 transitions. [2018-10-27 00:27:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:33,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:27:33,469 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 00:27:35,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:27:35,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1940 states and 2979 transitions. [2018-10-27 00:27:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2979 transitions. [2018-10-27 00:27:35,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:27:35,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:27:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:27:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:27:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:27:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:27:35,605 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 209 iterations. [2018-10-27 00:27:35,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:27:35 ImpRootNode [2018-10-27 00:27:35,723 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:27:35,724 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:27:35,724 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:27:35,724 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:27:35,724 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:21:42" (3/4) ... [2018-10-27 00:27:35,729 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 00:27:35,873 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0a045f10-78ab-4a04-8629-920a3c4479ae/bin-2019/ukojak/witness.graphml [2018-10-27 00:27:35,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:27:35,877 INFO L168 Benchmark]: Toolchain (without parser) took 356730.28 ms. Allocated memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: 3.4 GB). Free memory was 959.3 MB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-10-27 00:27:35,878 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:27:35,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.90 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 940.5 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:27:35,878 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.74 ms. Allocated memory is still 1.0 GB. Free memory was 940.5 MB in the beginning and 937.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:27:35,879 INFO L168 Benchmark]: Boogie Preprocessor took 120.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-27 00:27:35,879 INFO L168 Benchmark]: RCFGBuilder took 2382.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:27:35,879 INFO L168 Benchmark]: CodeCheck took 353649.24 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.3 GB). Free memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-10-27 00:27:35,879 INFO L168 Benchmark]: Witness Printer took 153.12 ms. Allocated memory is still 4.4 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 2.3 kB). Peak memory consumption was 2.3 kB. Max. memory is 11.5 GB. [2018-10-27 00:27:35,885 INFO L336 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, 131 locations, 1 error locations. UNSAFE Result, 353.4s OverallTime, 209 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1622180864 SDtfs, 169574972 SDslu, 621896512 SDs, 0 SdLazy, -511044230 SolverSat, 269130 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1142.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129184 GetRequests, 124522 SyntacticMatches, 2286 SemanticMatches, 2376 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3703537 ImplicationChecksByTransitivity, 335.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 18.6s InterpolantComputationTime, 14647 NumberOfCodeBlocks, 14647 NumberOfCodeBlocksAsserted, 209 NumberOfCheckSat, 14345 ConstructedInterpolants, 0 QuantifiedInterpolants, 2664826 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 208 InterpolantComputations, 165 PerfectInterpolantSequences, 10496/13793 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 574]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L579] int s ; [L583] s = 12292 [L584] CALL ssl3_connect(s) [L13] int s__info_callback = __VERIFIER_nondet_int() ; [L14] int s__in_handshake = __VERIFIER_nondet_int() ; [L15] int s__state ; [L16] int s__new_session ; [L17] int s__server ; [L18] int s__version = __VERIFIER_nondet_int() ; [L19] int s__type ; [L20] int s__init_num ; [L21] int s__bbio = __VERIFIER_nondet_int() ; [L22] int s__wbio = __VERIFIER_nondet_int() ; [L23] int s__hit = __VERIFIER_nondet_int() ; [L24] int s__rwstate ; [L25] int s__init_buf___0 = __VERIFIER_nondet_int() ; [L26] int s__debug = __VERIFIER_nondet_int() ; [L27] int s__shutdown ; [L28] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L29] int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_int() ; [L30] int s__ctx__stats__sess_connect = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int() ; [L33] int s__s3__change_cipher_spec ; [L34] int s__s3__flags = __VERIFIER_nondet_int() ; [L35] int s__s3__delay_buf_pop_ret ; [L36] int s__s3__tmp__cert_req = __VERIFIER_nondet_int() ; [L37] int s__s3__tmp__new_compression = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int() ; [L39] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L40] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L41] int s__s3__tmp__next_state___0 ; [L42] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int() ; [L43] int s__session__cipher ; [L44] int s__session__compress_meth ; [L45] int buf ; [L46] unsigned long tmp ; [L47] unsigned long l ; [L48] int num1 = __VERIFIER_nondet_int() ; [L49] int cb ; [L50] int ret ; [L51] int new_state ; [L52] int state ; [L53] int skip ; [L54] int tmp___0 ; [L55] int tmp___1 = __VERIFIER_nondet_int() ; [L56] int tmp___2 = __VERIFIER_nondet_int() ; [L57] int tmp___3 = __VERIFIER_nondet_int() ; [L58] int tmp___4 = __VERIFIER_nondet_int() ; [L59] int tmp___5 = __VERIFIER_nondet_int() ; [L60] int tmp___6 = __VERIFIER_nondet_int() ; [L61] int tmp___7 = __VERIFIER_nondet_int() ; [L62] int tmp___8 = __VERIFIER_nondet_int() ; [L63] int tmp___9 = __VERIFIER_nondet_int() ; [L64] int blastFlag ; [L65] int __cil_tmp55 ; [L66] void *__cil_tmp56 ; [L67] unsigned long __cil_tmp57 ; [L68] unsigned long __cil_tmp58 = __VERIFIER_nondet_ulong() ; [L69] void *__cil_tmp59 ; [L70] unsigned long __cil_tmp60 ; [L71] unsigned long __cil_tmp61 ; [L72] unsigned long __cil_tmp62 ; [L73] unsigned long __cil_tmp63 ; [L74] unsigned long __cil_tmp64 ; [L75] long __cil_tmp65 = __VERIFIER_nondet_long() ; [L76] long __cil_tmp66 ; [L77] long __cil_tmp67 ; [L78] long __cil_tmp68 ; [L79] long __cil_tmp69 ; [L80] long __cil_tmp70 = __VERIFIER_nondet_long() ; [L81] long __cil_tmp71 ; [L82] long __cil_tmp72 ; [L83] long __cil_tmp73 ; [L84] long __cil_tmp74 ; [L88] s__state = initial_state [L89] blastFlag = 0 [L90] tmp = __VERIFIER_nondet_int() [L91] cb = 0 [L92] ret = -1 [L93] skip = 0 [L94] tmp___0 = 0 [L95] COND FALSE !(s__info_callback != 0) [L98] COND FALSE !(s__ctx__info_callback != 0) [L102] s__in_handshake ++ [L103] COND FALSE !(tmp___1 + 12288) [L109] COND TRUE 1 [L111] state = s__state [L112] COND TRUE s__state == 12292 [L214] s__new_session = 1 [L215] s__state = 4096 [L216] s__ctx__stats__sess_connect_renegotiate ++ [L221] s__server = 0 [L222] COND FALSE !(cb != 0) [L226] __cil_tmp55 = s__version + 65280 [L227] COND FALSE !(__cil_tmp55 != 768) [L232] s__type = 4096 [L234] __cil_tmp56 = (void *)0 [L235] __cil_tmp57 = (unsigned long )__cil_tmp56 [L236] __cil_tmp58 = (unsigned long )s__init_buf___0 [L237] COND FALSE !(__cil_tmp58 == __cil_tmp57) [L255] COND FALSE !(! tmp___4) [L259] COND FALSE !(! tmp___5) [L263] s__state = 4368 [L264] s__ctx__stats__sess_connect ++ [L265] s__init_num = 0 [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND TRUE s__state == 4368 [L269] s__shutdown = 0 [L270] ret = __VERIFIER_nondet_int() [L271] COND TRUE blastFlag == 0 [L272] blastFlag = 1 [L274] COND FALSE !(ret <= 0) [L277] s__state = 4384 [L278] s__init_num = 0 [L280] __cil_tmp62 = (unsigned long )s__wbio [L281] __cil_tmp63 = (unsigned long )s__bbio [L282] COND FALSE !(__cil_tmp63 != __cil_tmp62) [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND FALSE !(s__state == 4368) [L130] COND FALSE !(s__state == 4369) [L133] COND TRUE s__state == 4384 [L289] ret = __VERIFIER_nondet_int() [L290] COND TRUE blastFlag == 1 [L291] blastFlag = 2 [L297] COND FALSE !(ret <= 0) [L300] COND FALSE !(\read(s__hit)) [L303] s__state = 4400 [L305] s__init_num = 0 [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND FALSE !(s__state == 4368) [L130] COND FALSE !(s__state == 4369) [L133] COND FALSE !(s__state == 4384) [L136] COND FALSE !(s__state == 4385) [L139] COND TRUE s__state == 4400 [L310] __cil_tmp64 = (unsigned long )s__s3__tmp__new_cipher__algorithms [L311] COND FALSE !(__cil_tmp64 + 256UL) [L314] ret = __VERIFIER_nondet_int() [L315] COND TRUE blastFlag == 2 [L316] blastFlag = 3 [L318] COND FALSE !(ret <= 0) [L323] s__state = 4416 [L324] s__init_num = 0 [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND FALSE !(s__state == 4368) [L130] COND FALSE !(s__state == 4369) [L133] COND FALSE !(s__state == 4384) [L136] COND FALSE !(s__state == 4385) [L139] COND FALSE !(s__state == 4400) [L142] COND FALSE !(s__state == 4401) [L145] COND TRUE s__state == 4416 [L328] ret = __VERIFIER_nondet_int() [L329] COND TRUE blastFlag == 3 [L330] blastFlag = 4 [L332] COND FALSE !(ret <= 0) [L335] s__state = 4432 [L336] s__init_num = 0 [L337] COND FALSE !(! tmp___6) [L546] COND FALSE !(! s__s3__tmp__reuse_message) [L563] skip = 0 [L109] COND TRUE 1 [L111] state = s__state [L112] COND FALSE !(s__state == 12292) [L115] COND FALSE !(s__state == 16384) [L118] COND FALSE !(s__state == 4096) [L121] COND FALSE !(s__state == 20480) [L124] COND FALSE !(s__state == 4099) [L127] COND FALSE !(s__state == 4368) [L130] COND FALSE !(s__state == 4369) [L133] COND FALSE !(s__state == 4384) [L136] COND FALSE !(s__state == 4385) [L139] COND FALSE !(s__state == 4400) [L142] COND FALSE !(s__state == 4401) [L145] COND FALSE !(s__state == 4416) [L148] COND FALSE !(s__state == 4417) [L151] COND TRUE s__state == 4432 [L344] ret = __VERIFIER_nondet_int() [L345] COND TRUE blastFlag == 4 [L574] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.90 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 940.5 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.74 ms. Allocated memory is still 1.0 GB. Free memory was 940.5 MB in the beginning and 937.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 120.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2382.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. * CodeCheck took 353649.24 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.3 GB). Free memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Witness Printer took 153.12 ms. Allocated memory is still 4.4 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 2.3 kB). Peak memory consumption was 2.3 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...