./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/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 ccce88d3eff0bd7768fa846786a2b108ea71b0c0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:15:01,792 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:15:01,793 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:15:01,801 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:15:01,801 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:15:01,802 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:15:01,803 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:15:01,804 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:15:01,805 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:15:01,806 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:15:01,807 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:15:01,807 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:15:01,807 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:15:01,808 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:15:01,809 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:15:01,809 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:15:01,810 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:15:01,811 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:15:01,813 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:15:01,814 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:15:01,815 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:15:01,815 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:15:01,817 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:15:01,817 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:15:01,817 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:15:01,818 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:15:01,819 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:15:01,819 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:15:01,820 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:15:01,821 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:15:01,821 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:15:01,821 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:15:01,822 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:15:01,822 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:15:01,822 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:15:01,823 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:15:01,823 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 00:15:01,833 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:15:01,833 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:15:01,834 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:15:01,834 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:15:01,834 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:15:01,834 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:15:01,835 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:15:01,835 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:15:01,835 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:15:01,835 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:15:01,835 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:15:01,835 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:15:01,835 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:15:01,836 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:15:01,836 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:15:01,836 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:15:01,836 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:15:01,836 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:15:01,836 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:15:01,836 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:15:01,836 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:15:01,837 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:15:01,837 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:15:01,837 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:15:01,837 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:15:01,837 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:15:01,837 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 00:15:01,837 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:15:01,837 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:15:01,837 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_0e03bdea-94f6-40b2-ba8c-a07a4d552897/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 -> ccce88d3eff0bd7768fa846786a2b108ea71b0c0 [2018-12-09 00:15:01,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:15:01,862 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:15:01,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:15:01,864 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:15:01,865 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:15:01,865 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c [2018-12-09 00:15:01,900 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/data/d90534c34/984f34505bec46cdbb2a26c0d29df590/FLAG0dd76d903 [2018-12-09 00:15:02,353 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:15:02,353 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/sv-benchmarks/c/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c [2018-12-09 00:15:02,360 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/data/d90534c34/984f34505bec46cdbb2a26c0d29df590/FLAG0dd76d903 [2018-12-09 00:15:02,368 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/data/d90534c34/984f34505bec46cdbb2a26c0d29df590 [2018-12-09 00:15:02,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:15:02,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:15:02,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:15:02,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:15:02,373 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:15:02,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2caf47c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02, skipping insertion in model container [2018-12-09 00:15:02,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:15:02,402 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:15:02,570 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:15:02,573 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:15:02,658 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:15:02,667 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:15:02,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02 WrapperNode [2018-12-09 00:15:02,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:15:02,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:15:02,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:15:02,668 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:15:02,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:15:02,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:15:02,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:15:02,709 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:15:02,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... [2018-12-09 00:15:02,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:15:02,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:15:02,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:15:02,738 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:15:02,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:15:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/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 [2018-12-09 00:15:02,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:15:02,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:15:03,774 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:15:03,774 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 00:15:03,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:15:03 BoogieIcfgContainer [2018-12-09 00:15:03,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:15:03,775 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:15:03,775 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:15:03,785 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:15:03,785 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:15:03" (1/1) ... [2018-12-09 00:15:03,795 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:15:03,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 00:15:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 00:15:03,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 00:15:03,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:15:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 163 states and 276 transitions. [2018-12-09 00:15:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 276 transitions. [2018-12-09 00:15:04,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 00:15:04,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:15:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:04,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 242 states and 359 transitions. [2018-12-09 00:15:04,834 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 359 transitions. [2018-12-09 00:15:04,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 00:15:04,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:04,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:15:05,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:05,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 246 states and 365 transitions. [2018-12-09 00:15:05,004 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 365 transitions. [2018-12-09 00:15:05,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 00:15:05,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:15:05,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:05,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 333 states and 460 transitions. [2018-12-09 00:15:05,524 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 460 transitions. [2018-12-09 00:15:05,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 00:15:05,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:05,584 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:15:05,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 343 states and 475 transitions. [2018-12-09 00:15:05,756 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 475 transitions. [2018-12-09 00:15:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 00:15:05,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:15:06,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 354 states and 489 transitions. [2018-12-09 00:15:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 489 transitions. [2018-12-09 00:15:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 00:15:06,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:06,108 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:15:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:06,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 356 states and 492 transitions. [2018-12-09 00:15:06,170 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 492 transitions. [2018-12-09 00:15:06,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 00:15:06,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:06,183 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:15:06,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:06,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 361 states and 497 transitions. [2018-12-09 00:15:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 497 transitions. [2018-12-09 00:15:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 00:15:06,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:06,262 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:15:06,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:06,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 364 states and 500 transitions. [2018-12-09 00:15:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 500 transitions. [2018-12-09 00:15:06,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 00:15:06,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:06,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:06,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 385 states and 528 transitions. [2018-12-09 00:15:06,666 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 528 transitions. [2018-12-09 00:15:06,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:15:06,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 00:15:07,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 396 states and 544 transitions. [2018-12-09 00:15:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 544 transitions. [2018-12-09 00:15:07,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:15:07,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:07,048 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 00:15:07,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:07,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 399 states and 548 transitions. [2018-12-09 00:15:07,131 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 548 transitions. [2018-12-09 00:15:07,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 00:15:07,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:07,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:07,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 403 states and 552 transitions. [2018-12-09 00:15:07,163 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 552 transitions. [2018-12-09 00:15:07,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 00:15:07,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:07,182 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:15:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 404 states and 555 transitions. [2018-12-09 00:15:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 555 transitions. [2018-12-09 00:15:07,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 00:15:07,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:07,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:15:07,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:07,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 412 states and 564 transitions. [2018-12-09 00:15:07,454 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 564 transitions. [2018-12-09 00:15:07,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 00:15:07,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:07,476 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:15:07,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:07,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 415 states and 567 transitions. [2018-12-09 00:15:07,568 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 567 transitions. [2018-12-09 00:15:07,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 00:15:07,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:07,658 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:15:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:08,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 426 states and 583 transitions. [2018-12-09 00:15:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 583 transitions. [2018-12-09 00:15:08,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 00:15:08,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:08,067 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:15:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:08,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 436 states and 597 transitions. [2018-12-09 00:15:08,342 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 597 transitions. [2018-12-09 00:15:08,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 00:15:08,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:08,358 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:08,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 458 states and 621 transitions. [2018-12-09 00:15:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 621 transitions. [2018-12-09 00:15:08,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 00:15:08,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:08,614 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:09,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:09,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 488 states and 660 transitions. [2018-12-09 00:15:09,360 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 660 transitions. [2018-12-09 00:15:09,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 00:15:09,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:09,518 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:10,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:10,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 518 states and 703 transitions. [2018-12-09 00:15:10,414 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 703 transitions. [2018-12-09 00:15:10,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 00:15:10,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:10,511 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:10,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:10,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 526 states and 712 transitions. [2018-12-09 00:15:10,745 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 712 transitions. [2018-12-09 00:15:10,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 00:15:10,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 529 states and 715 transitions. [2018-12-09 00:15:10,961 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 715 transitions. [2018-12-09 00:15:10,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 00:15:10,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:11,058 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:11,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:11,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 532 states and 718 transitions. [2018-12-09 00:15:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 718 transitions. [2018-12-09 00:15:11,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 00:15:11,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:11,311 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:11,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 539 states and 726 transitions. [2018-12-09 00:15:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 726 transitions. [2018-12-09 00:15:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 00:15:11,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:11,578 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:11,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:11,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 547 states and 734 transitions. [2018-12-09 00:15:11,673 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 734 transitions. [2018-12-09 00:15:11,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 00:15:11,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:11,734 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:11,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 551 states and 740 transitions. [2018-12-09 00:15:11,905 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 740 transitions. [2018-12-09 00:15:11,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 00:15:11,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:11,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:11,921 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:12,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 570 states and 761 transitions. [2018-12-09 00:15:12,187 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 761 transitions. [2018-12-09 00:15:12,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 00:15:12,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:12,204 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:12,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:12,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 581 states and 772 transitions. [2018-12-09 00:15:12,303 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 772 transitions. [2018-12-09 00:15:12,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 00:15:12,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:12,320 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:15:12,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 585 states and 775 transitions. [2018-12-09 00:15:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 775 transitions. [2018-12-09 00:15:12,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 00:15:12,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:12,437 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:12,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:12,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 589 states and 781 transitions. [2018-12-09 00:15:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 781 transitions. [2018-12-09 00:15:12,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 00:15:12,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:12,489 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:12,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:12,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 612 states and 804 transitions. [2018-12-09 00:15:12,590 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 804 transitions. [2018-12-09 00:15:12,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 00:15:12,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:12,730 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:12,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:12,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 625 states and 818 transitions. [2018-12-09 00:15:12,959 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 818 transitions. [2018-12-09 00:15:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 00:15:12,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:13,034 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:13,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:13,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 651 states and 852 transitions. [2018-12-09 00:15:13,665 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 852 transitions. [2018-12-09 00:15:13,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 00:15:13,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:14,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:14,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 665 states and 867 transitions. [2018-12-09 00:15:14,106 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 867 transitions. [2018-12-09 00:15:14,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 00:15:14,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:14,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:14,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:14,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 668 states and 870 transitions. [2018-12-09 00:15:14,281 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 870 transitions. [2018-12-09 00:15:14,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 00:15:14,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 708 states and 917 transitions. [2018-12-09 00:15:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 917 transitions. [2018-12-09 00:15:15,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 00:15:15,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:15,790 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:15,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:15,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 727 states and 936 transitions. [2018-12-09 00:15:15,868 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 936 transitions. [2018-12-09 00:15:15,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 00:15:15,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:15,889 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 00:15:15,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 728 states and 938 transitions. [2018-12-09 00:15:15,980 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 938 transitions. [2018-12-09 00:15:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 00:15:15,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:16,000 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 00:15:16,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:16,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 731 states and 941 transitions. [2018-12-09 00:15:16,116 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 941 transitions. [2018-12-09 00:15:16,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 00:15:16,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:16,144 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:16,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:16,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 736 states and 946 transitions. [2018-12-09 00:15:16,193 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 946 transitions. [2018-12-09 00:15:16,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 00:15:16,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:16,215 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:16,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:16,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 738 states and 948 transitions. [2018-12-09 00:15:16,233 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 948 transitions. [2018-12-09 00:15:16,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 00:15:16,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:16,252 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 739 states and 949 transitions. [2018-12-09 00:15:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 949 transitions. [2018-12-09 00:15:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 00:15:16,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 00:15:16,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:16,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 752 states and 963 transitions. [2018-12-09 00:15:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 963 transitions. [2018-12-09 00:15:16,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 00:15:16,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:17,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 781 states and 995 transitions. [2018-12-09 00:15:17,152 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 995 transitions. [2018-12-09 00:15:17,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 00:15:17,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 00:15:17,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:17,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 782 states and 999 transitions. [2018-12-09 00:15:17,208 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 999 transitions. [2018-12-09 00:15:17,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 00:15:17,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:18,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:18,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 801 states and 1020 transitions. [2018-12-09 00:15:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1020 transitions. [2018-12-09 00:15:18,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 00:15:18,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:18,210 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 836 states and 1058 transitions. [2018-12-09 00:15:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1058 transitions. [2018-12-09 00:15:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 00:15:18,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:18,760 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:18,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 837 states and 1060 transitions. [2018-12-09 00:15:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1060 transitions. [2018-12-09 00:15:18,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 00:15:18,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:18,835 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:19,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 856 states and 1082 transitions. [2018-12-09 00:15:19,186 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1082 transitions. [2018-12-09 00:15:19,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 00:15:19,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:19,215 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:19,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 860 states and 1085 transitions. [2018-12-09 00:15:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1085 transitions. [2018-12-09 00:15:19,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 00:15:19,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:19,415 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:19,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:19,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 865 states and 1091 transitions. [2018-12-09 00:15:19,618 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1091 transitions. [2018-12-09 00:15:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 00:15:19,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:19,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:19,640 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 884 states and 1110 transitions. [2018-12-09 00:15:19,699 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1110 transitions. [2018-12-09 00:15:19,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 00:15:19,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-09 00:15:20,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:20,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 912 states and 1144 transitions. [2018-12-09 00:15:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1144 transitions. [2018-12-09 00:15:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 00:15:20,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-09 00:15:21,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:21,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 918 states and 1150 transitions. [2018-12-09 00:15:21,010 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1150 transitions. [2018-12-09 00:15:21,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 00:15:21,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:21,038 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:21,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:21,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 951 states and 1186 transitions. [2018-12-09 00:15:21,550 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1186 transitions. [2018-12-09 00:15:21,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 00:15:21,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:21,832 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 97 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:23,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:23,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1011 states and 1248 transitions. [2018-12-09 00:15:23,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1248 transitions. [2018-12-09 00:15:23,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 00:15:23,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:24,033 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 121 proven. 8 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-09 00:15:24,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:24,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1019 states and 1256 transitions. [2018-12-09 00:15:24,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1256 transitions. [2018-12-09 00:15:24,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 00:15:24,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:24,168 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1026 states and 1262 transitions. [2018-12-09 00:15:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1262 transitions. [2018-12-09 00:15:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 00:15:24,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:24,554 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:25,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:25,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1064 states and 1303 transitions. [2018-12-09 00:15:25,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1303 transitions. [2018-12-09 00:15:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 00:15:25,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:15:27,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1135 states and 1373 transitions. [2018-12-09 00:15:27,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1373 transitions. [2018-12-09 00:15:27,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 00:15:27,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1151 states and 1398 transitions. [2018-12-09 00:15:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1398 transitions. [2018-12-09 00:15:28,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 00:15:28,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:28,684 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:29,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:29,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1159 states and 1408 transitions. [2018-12-09 00:15:29,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1408 transitions. [2018-12-09 00:15:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 00:15:29,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:29,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:29,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1162 states and 1411 transitions. [2018-12-09 00:15:29,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1411 transitions. [2018-12-09 00:15:29,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 00:15:29,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:30,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:30,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1172 states and 1424 transitions. [2018-12-09 00:15:30,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1424 transitions. [2018-12-09 00:15:30,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 00:15:30,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:30,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1183 states and 1435 transitions. [2018-12-09 00:15:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1435 transitions. [2018-12-09 00:15:30,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-09 00:15:30,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 00:15:30,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:30,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1211 states and 1465 transitions. [2018-12-09 00:15:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1465 transitions. [2018-12-09 00:15:30,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 00:15:30,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:31,008 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-09 00:15:31,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:31,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1230 states and 1487 transitions. [2018-12-09 00:15:31,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1487 transitions. [2018-12-09 00:15:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 00:15:31,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:31,562 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:32,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:32,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1262 states and 1524 transitions. [2018-12-09 00:15:32,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1524 transitions. [2018-12-09 00:15:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 00:15:32,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:32,808 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:33,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:33,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1304 states and 1572 transitions. [2018-12-09 00:15:33,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1572 transitions. [2018-12-09 00:15:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 00:15:33,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:34,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1311 states and 1580 transitions. [2018-12-09 00:15:34,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1580 transitions. [2018-12-09 00:15:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 00:15:34,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:34,515 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-09 00:15:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:34,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1312 states and 1581 transitions. [2018-12-09 00:15:34,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1581 transitions. [2018-12-09 00:15:34,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 00:15:34,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:34,719 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:34,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:34,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1314 states and 1585 transitions. [2018-12-09 00:15:34,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1585 transitions. [2018-12-09 00:15:34,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 00:15:34,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:35,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1340 states and 1612 transitions. [2018-12-09 00:15:35,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1612 transitions. [2018-12-09 00:15:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-09 00:15:35,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:35,479 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:36,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1352 states and 1627 transitions. [2018-12-09 00:15:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1627 transitions. [2018-12-09 00:15:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 00:15:36,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 178 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:38,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:38,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1360 states and 1640 transitions. [2018-12-09 00:15:38,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1640 transitions. [2018-12-09 00:15:38,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 00:15:38,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:38,733 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 00:15:38,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:38,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1361 states and 1641 transitions. [2018-12-09 00:15:38,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1641 transitions. [2018-12-09 00:15:38,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 00:15:38,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:38,830 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-09 00:15:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1366 states and 1645 transitions. [2018-12-09 00:15:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1645 transitions. [2018-12-09 00:15:39,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 00:15:39,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 120 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:15:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:41,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1399 states and 1680 transitions. [2018-12-09 00:15:41,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1680 transitions. [2018-12-09 00:15:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 00:15:41,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:41,926 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:42,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1407 states and 1690 transitions. [2018-12-09 00:15:42,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1690 transitions. [2018-12-09 00:15:42,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 00:15:42,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:42,708 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:44,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:44,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1469 states and 1765 transitions. [2018-12-09 00:15:44,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1765 transitions. [2018-12-09 00:15:44,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 00:15:44,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:44,603 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:45,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1475 states and 1769 transitions. [2018-12-09 00:15:45,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1769 transitions. [2018-12-09 00:15:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 00:15:45,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:45,211 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:46,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:46,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1505 states and 1798 transitions. [2018-12-09 00:15:46,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1798 transitions. [2018-12-09 00:15:46,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 00:15:46,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:46,647 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:15:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1578 states and 1872 transitions. [2018-12-09 00:15:50,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1872 transitions. [2018-12-09 00:15:50,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 00:15:50,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:15:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:51,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1604 states and 1897 transitions. [2018-12-09 00:15:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 1897 transitions. [2018-12-09 00:15:51,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 00:15:51,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:51,220 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 00:15:51,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1629 states and 1921 transitions. [2018-12-09 00:15:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 1921 transitions. [2018-12-09 00:15:51,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 00:15:51,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:51,877 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 00:15:51,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:51,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1635 states and 1927 transitions. [2018-12-09 00:15:51,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 1927 transitions. [2018-12-09 00:15:51,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 00:15:51,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:53,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:53,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1695 states and 1992 transitions. [2018-12-09 00:15:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 1992 transitions. [2018-12-09 00:15:53,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 00:15:53,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:54,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:54,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1700 states and 1997 transitions. [2018-12-09 00:15:54,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 1997 transitions. [2018-12-09 00:15:54,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 00:15:54,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:54,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:54,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1704 states and 2000 transitions. [2018-12-09 00:15:54,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2000 transitions. [2018-12-09 00:15:54,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 00:15:54,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:54,603 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 00:15:56,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:56,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 1782 states and 2079 transitions. [2018-12-09 00:15:56,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2079 transitions. [2018-12-09 00:15:56,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 00:15:56,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:56,123 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:56,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:56,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1787 states and 2083 transitions. [2018-12-09 00:15:56,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2083 transitions. [2018-12-09 00:15:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 00:15:56,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:15:56,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:56,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1790 states and 2086 transitions. [2018-12-09 00:15:56,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2086 transitions. [2018-12-09 00:15:56,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 00:15:56,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:56,648 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:15:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:57,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1794 states and 2091 transitions. [2018-12-09 00:15:57,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2091 transitions. [2018-12-09 00:15:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 00:15:57,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:57,064 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:15:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:58,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1812 states and 2113 transitions. [2018-12-09 00:15:58,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2113 transitions. [2018-12-09 00:15:58,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 00:15:58,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:58,315 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:15:58,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:58,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1815 states and 2116 transitions. [2018-12-09 00:15:58,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2116 transitions. [2018-12-09 00:15:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 00:15:58,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-09 00:15:59,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:15:59,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1824 states and 2130 transitions. [2018-12-09 00:15:59,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2130 transitions. [2018-12-09 00:15:59,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 00:15:59,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:15:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:15:59,588 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-09 00:16:00,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:00,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1829 states and 2136 transitions. [2018-12-09 00:16:00,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2136 transitions. [2018-12-09 00:16:00,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 00:16:00,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 00:16:09,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:09,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1917 states and 2228 transitions. [2018-12-09 00:16:09,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 2228 transitions. [2018-12-09 00:16:09,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 00:16:09,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:09,736 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 00:16:15,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:15,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1977 states and 2289 transitions. [2018-12-09 00:16:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2289 transitions. [2018-12-09 00:16:15,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 00:16:15,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:15,321 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 00:16:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:18,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 2006 states and 2317 transitions. [2018-12-09 00:16:18,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2317 transitions. [2018-12-09 00:16:18,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 00:16:18,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:18,989 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 00:16:25,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 2098 states and 2412 transitions. [2018-12-09 00:16:25,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2412 transitions. [2018-12-09 00:16:25,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 00:16:25,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:26,009 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 00:16:30,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:30,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2149 states and 2462 transitions. [2018-12-09 00:16:30,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2462 transitions. [2018-12-09 00:16:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 00:16:30,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:30,398 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 00:16:32,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2175 states and 2487 transitions. [2018-12-09 00:16:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2487 transitions. [2018-12-09 00:16:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 00:16:32,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:33,134 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:16:35,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:35,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2203 states and 2519 transitions. [2018-12-09 00:16:35,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 2519 transitions. [2018-12-09 00:16:35,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 00:16:35,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:35,138 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:16:36,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:36,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2211 states and 2529 transitions. [2018-12-09 00:16:36,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2529 transitions. [2018-12-09 00:16:36,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 00:16:36,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:36,262 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:16:37,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:37,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2214 states and 2532 transitions. [2018-12-09 00:16:37,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2532 transitions. [2018-12-09 00:16:37,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 00:16:37,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:37,434 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:16:38,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:38,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2217 states and 2535 transitions. [2018-12-09 00:16:38,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2535 transitions. [2018-12-09 00:16:38,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 00:16:38,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:38,410 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 163 proven. 15 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-09 00:16:40,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:40,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2274 states and 2597 transitions. [2018-12-09 00:16:40,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2597 transitions. [2018-12-09 00:16:40,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 00:16:40,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:40,928 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 163 proven. 15 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-09 00:16:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2293 states and 2615 transitions. [2018-12-09 00:16:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 2615 transitions. [2018-12-09 00:16:42,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 00:16:42,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:42,461 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 163 proven. 15 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-09 00:16:43,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:43,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2304 states and 2626 transitions. [2018-12-09 00:16:43,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2626 transitions. [2018-12-09 00:16:43,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 00:16:43,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2018-12-09 00:16:44,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2306 states and 2628 transitions. [2018-12-09 00:16:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 2628 transitions. [2018-12-09 00:16:44,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 00:16:44,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:44,546 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:16:46,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 2343 states and 2669 transitions. [2018-12-09 00:16:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 2669 transitions. [2018-12-09 00:16:46,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 00:16:46,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:46,968 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:16:47,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:47,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 2376 states and 2702 transitions. [2018-12-09 00:16:47,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 2702 transitions. [2018-12-09 00:16:47,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 00:16:47,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:47,750 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:16:48,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:48,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2393 states and 2718 transitions. [2018-12-09 00:16:48,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2718 transitions. [2018-12-09 00:16:48,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 00:16:48,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:16:48,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:48,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2404 states and 2728 transitions. [2018-12-09 00:16:48,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2728 transitions. [2018-12-09 00:16:48,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 00:16:48,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:48,552 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:16:49,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:49,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2440 states and 2764 transitions. [2018-12-09 00:16:49,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 2764 transitions. [2018-12-09 00:16:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 00:16:49,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:16:49,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:49,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2466 states and 2789 transitions. [2018-12-09 00:16:49,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 2789 transitions. [2018-12-09 00:16:49,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 00:16:49,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:49,999 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:16:50,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2479 states and 2802 transitions. [2018-12-09 00:16:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 2802 transitions. [2018-12-09 00:16:50,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 00:16:50,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:16:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:50,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2482 states and 2805 transitions. [2018-12-09 00:16:50,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 2805 transitions. [2018-12-09 00:16:50,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-09 00:16:50,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:51,048 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 00:16:51,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:51,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 2492 states and 2818 transitions. [2018-12-09 00:16:51,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 2818 transitions. [2018-12-09 00:16:51,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 00:16:51,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:52,305 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 00:16:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:53,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2570 states and 2898 transitions. [2018-12-09 00:16:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 2898 transitions. [2018-12-09 00:16:53,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 00:16:53,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:54,055 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 00:16:54,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:54,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2575 states and 2905 transitions. [2018-12-09 00:16:54,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 2905 transitions. [2018-12-09 00:16:54,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 00:16:54,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 00:16:56,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:56,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2605 states and 2940 transitions. [2018-12-09 00:16:56,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 2940 transitions. [2018-12-09 00:16:56,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 00:16:56,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 00:16:56,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 2610 states and 2945 transitions. [2018-12-09 00:16:56,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 2945 transitions. [2018-12-09 00:16:56,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 00:16:56,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:56,593 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 00:16:56,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 2613 states and 2948 transitions. [2018-12-09 00:16:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 2948 transitions. [2018-12-09 00:16:56,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 00:16:56,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:56,964 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 00:16:57,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:16:57,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2616 states and 2951 transitions. [2018-12-09 00:16:57,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 2951 transitions. [2018-12-09 00:16:57,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 00:16:57,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:16:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:16:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:17:03,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:03,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2636 states and 2980 transitions. [2018-12-09 00:17:03,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 2980 transitions. [2018-12-09 00:17:03,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:17:03,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:03,178 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:17:03,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:03,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2640 states and 2984 transitions. [2018-12-09 00:17:03,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 2984 transitions. [2018-12-09 00:17:03,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:17:03,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:17:04,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:04,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2644 states and 2988 transitions. [2018-12-09 00:17:04,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 2988 transitions. [2018-12-09 00:17:04,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:17:04,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:04,286 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:17:04,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:04,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 2648 states and 2992 transitions. [2018-12-09 00:17:04,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 2992 transitions. [2018-12-09 00:17:04,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:17:04,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:05,005 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:17:05,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:05,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 2652 states and 2996 transitions. [2018-12-09 00:17:05,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 2996 transitions. [2018-12-09 00:17:05,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:17:05,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:05,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 00:17:06,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:06,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 2656 states and 3000 transitions. [2018-12-09 00:17:06,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 3000 transitions. [2018-12-09 00:17:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 00:17:06,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:17:08,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 2670 states and 3016 transitions. [2018-12-09 00:17:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 3016 transitions. [2018-12-09 00:17:08,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 00:17:08,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:08,907 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 264 proven. 42 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:17:09,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:09,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2677 states and 3025 transitions. [2018-12-09 00:17:09,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 3025 transitions. [2018-12-09 00:17:09,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 00:17:09,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:09,632 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:17:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:13,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 2703 states and 3056 transitions. [2018-12-09 00:17:13,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 3056 transitions. [2018-12-09 00:17:13,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 00:17:13,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:13,769 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:17:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:14,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 2711 states and 3066 transitions. [2018-12-09 00:17:14,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3066 transitions. [2018-12-09 00:17:14,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 00:17:14,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:14,726 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:17:15,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:15,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2714 states and 3069 transitions. [2018-12-09 00:17:15,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3069 transitions. [2018-12-09 00:17:15,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 00:17:15,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:15,247 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 00:17:15,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:15,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2717 states and 3072 transitions. [2018-12-09 00:17:15,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 3072 transitions. [2018-12-09 00:17:15,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-09 00:17:15,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:15,747 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 00:17:15,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:15,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2727 states and 3082 transitions. [2018-12-09 00:17:15,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 3082 transitions. [2018-12-09 00:17:15,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-09 00:17:15,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 00:17:15,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2732 states and 3086 transitions. [2018-12-09 00:17:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3086 transitions. [2018-12-09 00:17:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-09 00:17:15,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:16,010 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-12-09 00:17:16,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:16,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 2753 states and 3106 transitions. [2018-12-09 00:17:16,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3106 transitions. [2018-12-09 00:17:16,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 00:17:16,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:16,330 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-09 00:17:16,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:16,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 2778 states and 3131 transitions. [2018-12-09 00:17:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 3131 transitions. [2018-12-09 00:17:16,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-09 00:17:16,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:17:22,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:22,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 2817 states and 3173 transitions. [2018-12-09 00:17:22,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 3173 transitions. [2018-12-09 00:17:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 00:17:22,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:23,289 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:17:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:23,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 2838 states and 3194 transitions. [2018-12-09 00:17:23,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 3194 transitions. [2018-12-09 00:17:23,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-09 00:17:23,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:24,012 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 00:17:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 2973 states and 3341 transitions. [2018-12-09 00:17:29,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2973 states and 3341 transitions. [2018-12-09 00:17:29,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 00:17:29,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:29,575 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 00:17:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:34,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 3056 states and 3426 transitions. [2018-12-09 00:17:34,166 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 3426 transitions. [2018-12-09 00:17:34,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 00:17:34,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:34,345 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 00:17:36,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:36,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3082 states and 3464 transitions. [2018-12-09 00:17:36,438 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3464 transitions. [2018-12-09 00:17:36,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 00:17:36,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:36,572 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 00:17:37,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3101 states and 3488 transitions. [2018-12-09 00:17:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3101 states and 3488 transitions. [2018-12-09 00:17:37,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 00:17:37,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:37,477 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 00:17:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 3104 states and 3492 transitions. [2018-12-09 00:17:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 3492 transitions. [2018-12-09 00:17:37,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 00:17:37,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:37,985 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 00:17:38,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:38,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 3122 states and 3512 transitions. [2018-12-09 00:17:38,840 INFO L276 IsEmpty]: Start isEmpty. Operand 3122 states and 3512 transitions. [2018-12-09 00:17:38,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-09 00:17:38,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:38,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:38,888 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-09 00:17:38,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:38,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 3129 states and 3518 transitions. [2018-12-09 00:17:38,942 INFO L276 IsEmpty]: Start isEmpty. Operand 3129 states and 3518 transitions. [2018-12-09 00:17:38,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-09 00:17:38,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:39,193 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:17:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:42,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3172 states and 3565 transitions. [2018-12-09 00:17:42,180 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 3565 transitions. [2018-12-09 00:17:42,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 00:17:42,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:42,694 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 00:17:44,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:44,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 3236 states and 3632 transitions. [2018-12-09 00:17:44,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 3632 transitions. [2018-12-09 00:17:44,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 00:17:44,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:44,740 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 00:17:45,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:45,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 3250 states and 3645 transitions. [2018-12-09 00:17:45,778 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 3645 transitions. [2018-12-09 00:17:45,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 00:17:45,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:45,828 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 00:17:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:46,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3253 states and 3648 transitions. [2018-12-09 00:17:46,214 INFO L276 IsEmpty]: Start isEmpty. Operand 3253 states and 3648 transitions. [2018-12-09 00:17:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 00:17:46,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:46,308 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 00:17:46,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:46,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 3256 states and 3651 transitions. [2018-12-09 00:17:46,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3256 states and 3651 transitions. [2018-12-09 00:17:46,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-09 00:17:46,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:47,568 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 430 proven. 63 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 00:17:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:49,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 3268 states and 3670 transitions. [2018-12-09 00:17:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 3670 transitions. [2018-12-09 00:17:49,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-09 00:17:49,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:49,795 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-12-09 00:17:53,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:53,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3326 states and 3729 transitions. [2018-12-09 00:17:53,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3326 states and 3729 transitions. [2018-12-09 00:17:53,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-09 00:17:53,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:53,903 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-12-09 00:17:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:54,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 3326 states and 3728 transitions. [2018-12-09 00:17:54,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3326 states and 3728 transitions. [2018-12-09 00:17:54,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-09 00:17:54,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:54,536 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2018-12-09 00:17:55,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:17:55,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 3293 states and 3694 transitions. [2018-12-09 00:17:55,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3694 transitions. [2018-12-09 00:17:55,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-09 00:17:55,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:17:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:17:56,536 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 00:18:04,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:04,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3359 states and 3760 transitions. [2018-12-09 00:18:04,819 INFO L276 IsEmpty]: Start isEmpty. Operand 3359 states and 3760 transitions. [2018-12-09 00:18:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-09 00:18:04,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:05,518 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 00:18:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3365 states and 3766 transitions. [2018-12-09 00:18:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 3766 transitions. [2018-12-09 00:18:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 00:18:07,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:08,101 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:18:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 3387 states and 3791 transitions. [2018-12-09 00:18:11,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 3791 transitions. [2018-12-09 00:18:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 00:18:11,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:12,099 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:18:16,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:16,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3431 states and 3845 transitions. [2018-12-09 00:18:16,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 3845 transitions. [2018-12-09 00:18:16,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 00:18:16,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:16,241 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:18:18,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3440 states and 3853 transitions. [2018-12-09 00:18:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3440 states and 3853 transitions. [2018-12-09 00:18:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 00:18:18,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:18,385 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 00:18:19,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:19,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 3445 states and 3857 transitions. [2018-12-09 00:18:19,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3445 states and 3857 transitions. [2018-12-09 00:18:19,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-09 00:18:19,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:19,124 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 12 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2018-12-09 00:18:19,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:19,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3449 states and 3861 transitions. [2018-12-09 00:18:19,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3449 states and 3861 transitions. [2018-12-09 00:18:19,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-09 00:18:19,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 12 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2018-12-09 00:18:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 3453 states and 3865 transitions. [2018-12-09 00:18:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 3865 transitions. [2018-12-09 00:18:20,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-09 00:18:20,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:20,329 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 371 proven. 12 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2018-12-09 00:18:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:20,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 3458 states and 3869 transitions. [2018-12-09 00:18:20,663 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 3869 transitions. [2018-12-09 00:18:20,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-12-09 00:18:20,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:20,724 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:18:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3477 states and 3888 transitions. [2018-12-09 00:18:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 3888 transitions. [2018-12-09 00:18:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-12-09 00:18:21,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:21,978 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 626 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 00:18:22,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:22,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3883 states to 3473 states and 3883 transitions. [2018-12-09 00:18:22,616 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 3883 transitions. [2018-12-09 00:18:22,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-12-09 00:18:22,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:22,860 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2018-12-09 00:18:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 3552 states and 3966 transitions. [2018-12-09 00:18:24,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3552 states and 3966 transitions. [2018-12-09 00:18:24,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-09 00:18:24,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:25,129 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 533 proven. 83 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-09 00:18:30,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:30,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 3596 states and 4018 transitions. [2018-12-09 00:18:30,992 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 4018 transitions. [2018-12-09 00:18:30,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-09 00:18:30,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:31,340 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 533 proven. 83 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-09 00:18:32,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:32,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4021 states to 3600 states and 4021 transitions. [2018-12-09 00:18:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3600 states and 4021 transitions. [2018-12-09 00:18:32,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-12-09 00:18:32,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:32,945 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 533 proven. 83 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-09 00:18:33,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:33,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4025 states to 3605 states and 4025 transitions. [2018-12-09 00:18:33,725 INFO L276 IsEmpty]: Start isEmpty. Operand 3605 states and 4025 transitions. [2018-12-09 00:18:33,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-09 00:18:33,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 555 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-09 00:18:38,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:38,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 3621 states and 4048 transitions. [2018-12-09 00:18:38,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3621 states and 4048 transitions. [2018-12-09 00:18:38,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-09 00:18:38,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:38,404 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 555 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-09 00:18:38,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 3624 states and 4052 transitions. [2018-12-09 00:18:38,904 INFO L276 IsEmpty]: Start isEmpty. Operand 3624 states and 4052 transitions. [2018-12-09 00:18:38,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-09 00:18:38,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:39,499 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 670 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 00:18:49,168 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 00:18:52,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:18:52,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 3708 states and 4141 transitions. [2018-12-09 00:18:52,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3708 states and 4141 transitions. [2018-12-09 00:18:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-09 00:18:52,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:18:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:18:53,121 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 670 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 00:19:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:01,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 3769 states and 4203 transitions. [2018-12-09 00:19:01,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3769 states and 4203 transitions. [2018-12-09 00:19:01,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-09 00:19:01,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:01,594 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 670 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 00:19:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 3795 states and 4228 transitions. [2018-12-09 00:19:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 3795 states and 4228 transitions. [2018-12-09 00:19:04,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2018-12-09 00:19:04,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:05,647 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 460 proven. 157 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 00:19:14,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:14,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 3849 states and 4288 transitions. [2018-12-09 00:19:14,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3849 states and 4288 transitions. [2018-12-09 00:19:14,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2018-12-09 00:19:14,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:14,724 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 460 proven. 157 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 00:19:15,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:15,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4297 states to 3857 states and 4297 transitions. [2018-12-09 00:19:15,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3857 states and 4297 transitions. [2018-12-09 00:19:15,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2018-12-09 00:19:15,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:15,696 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 466 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2018-12-09 00:19:17,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:17,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 3896 states and 4335 transitions. [2018-12-09 00:19:17,007 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 4335 transitions. [2018-12-09 00:19:17,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 00:19:17,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-09 00:19:20,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 3935 states and 4383 transitions. [2018-12-09 00:19:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3935 states and 4383 transitions. [2018-12-09 00:19:20,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 00:19:20,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:20,720 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-09 00:19:22,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:22,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 3941 states and 4390 transitions. [2018-12-09 00:19:22,136 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 4390 transitions. [2018-12-09 00:19:22,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 00:19:22,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:22,356 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-09 00:19:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:24,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 3950 states and 4401 transitions. [2018-12-09 00:19:24,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3950 states and 4401 transitions. [2018-12-09 00:19:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 00:19:24,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-09 00:19:24,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 3953 states and 4404 transitions. [2018-12-09 00:19:24,976 INFO L276 IsEmpty]: Start isEmpty. Operand 3953 states and 4404 transitions. [2018-12-09 00:19:24,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 00:19:24,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:25,195 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-09 00:19:27,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:27,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 3959 states and 4412 transitions. [2018-12-09 00:19:27,097 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 4412 transitions. [2018-12-09 00:19:27,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 00:19:27,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:27,316 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-09 00:19:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:27,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 3962 states and 4415 transitions. [2018-12-09 00:19:27,896 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 4415 transitions. [2018-12-09 00:19:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2018-12-09 00:19:27,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:28,516 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 482 proven. 143 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-09 00:19:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:19:53,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4671 states to 4173 states and 4671 transitions. [2018-12-09 00:19:53,991 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 4671 transitions. [2018-12-09 00:19:53,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2018-12-09 00:19:53,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:19:54,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:19:54,095 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 482 proven. 143 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-09 00:20:03,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:20:03,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4729 states to 4222 states and 4729 transitions. [2018-12-09 00:20:03,613 INFO L276 IsEmpty]: Start isEmpty. Operand 4222 states and 4729 transitions. [2018-12-09 00:20:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-09 00:20:03,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:20:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:03,879 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 727 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-09 00:20:10,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:20:10,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4808 states to 4299 states and 4808 transitions. [2018-12-09 00:20:10,263 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 4808 transitions. [2018-12-09 00:20:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-09 00:20:10,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:20:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:10,530 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 727 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-09 00:20:11,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:20:11,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4816 states to 4308 states and 4816 transitions. [2018-12-09 00:20:11,015 INFO L276 IsEmpty]: Start isEmpty. Operand 4308 states and 4816 transitions. [2018-12-09 00:20:11,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-09 00:20:11,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:20:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:11,138 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-09 00:20:16,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:20:16,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 4381 states and 4889 transitions. [2018-12-09 00:20:16,418 INFO L276 IsEmpty]: Start isEmpty. Operand 4381 states and 4889 transitions. [2018-12-09 00:20:16,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-09 00:20:16,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:20:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:16,607 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-09 00:20:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:20:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4901 states to 4394 states and 4901 transitions. [2018-12-09 00:20:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 4394 states and 4901 transitions. [2018-12-09 00:20:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-12-09 00:20:17,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:20:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:20:18,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 150 proven. 602 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2018-12-09 00:20:25,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:20:25,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4953 states to 4434 states and 4953 transitions. [2018-12-09 00:20:25,565 INFO L276 IsEmpty]: Start isEmpty. Operand 4434 states and 4953 transitions. [2018-12-09 00:20:25,567 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:20:25,567 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 198 iterations. [2018-12-09 00:20:25,573 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 00:20:25,856 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 46 [2018-12-09 00:20:26,091 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 47 [2018-12-09 00:20:26,419 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 45 [2018-12-09 00:20:26,746 WARN L180 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 45 [2018-12-09 00:20:26,973 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 44 [2018-12-09 00:20:27,270 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 47 [2018-12-09 00:20:27,451 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2018-12-09 00:20:27,722 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 45 [2018-12-09 00:20:27,997 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 45 [2018-12-09 00:20:28,183 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2018-12-09 00:20:28,385 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-09 00:20:28,518 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-12-09 00:20:28,649 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-12-09 00:20:28,848 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-09 00:20:29,083 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 41 [2018-12-09 00:20:29,353 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 45 [2018-12-09 00:20:29,617 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 45 [2018-12-09 00:20:30,004 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 18 [2018-12-09 00:20:30,259 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 45 [2018-12-09 00:20:30,461 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 47 [2018-12-09 00:20:30,586 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2018-12-09 00:20:30,706 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-12-09 00:20:31,128 WARN L180 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 52 [2018-12-09 00:20:31,465 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 46 [2018-12-09 00:20:31,797 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 44 [2018-12-09 00:20:31,922 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 17 [2018-12-09 00:20:32,162 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 44 [2018-12-09 00:20:32,284 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2018-12-09 00:20:32,515 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 41 [2018-12-09 00:20:32,639 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 17 [2018-12-09 00:20:33,040 WARN L180 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 44 [2018-12-09 00:20:33,150 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2018-12-09 00:20:33,530 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 51 [2018-12-09 00:20:33,816 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 45 [2018-12-09 00:20:33,941 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2018-12-09 00:20:34,078 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-12-09 00:20:34,349 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 45 [2018-12-09 00:20:34,460 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2018-12-09 00:20:34,666 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 48 [2018-12-09 00:20:35,034 WARN L180 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 45 [2018-12-09 00:20:35,208 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2018-12-09 00:20:35,321 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 18 [2018-12-09 00:20:35,715 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 17 [2018-12-09 00:20:36,085 WARN L180 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 41 [2018-12-09 00:20:36,398 WARN L180 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 41 [2018-12-09 00:20:36,893 WARN L180 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 45 [2018-12-09 00:20:37,204 WARN L180 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 47 [2018-12-09 00:20:37,351 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-12-09 00:20:37,499 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-09 00:20:37,905 WARN L180 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 45 [2018-12-09 00:20:38,296 WARN L180 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 46 [2018-12-09 00:20:38,579 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-09 00:20:38,860 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 18 [2018-12-09 00:20:39,119 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 41 [2018-12-09 00:20:39,352 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 41 [2018-12-09 00:20:39,464 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-12-09 00:20:39,755 WARN L180 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 55 [2018-12-09 00:20:39,858 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 18 [2018-12-09 00:20:40,147 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 47 [2018-12-09 00:20:40,147 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:20:40,150 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-09 00:20:40,154 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-09 00:20:40,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:20:40 ImpRootNode [2018-12-09 00:20:40,155 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:20:40,155 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:20:40,155 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:20:40,155 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:20:40,156 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:15:03" (3/4) ... [2018-12-09 00:20:40,158 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:20:40,171 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-09 00:20:40,172 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 00:20:40,172 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 00:20:40,173 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 00:20:40,237 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0e03bdea-94f6-40b2-ba8c-a07a4d552897/bin-2019/ukojak/witness.graphml [2018-12-09 00:20:40,237 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:20:40,237 INFO L168 Benchmark]: Toolchain (without parser) took 337867.39 ms. Allocated memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: 2.2 GB). Free memory was 950.6 MB in the beginning and 1.6 GB in the end (delta: -681.0 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-12-09 00:20:40,238 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:20:40,238 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. [2018-12-09 00:20:40,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:20:40,238 INFO L168 Benchmark]: Boogie Preprocessor took 29.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:20:40,238 INFO L168 Benchmark]: RCFGBuilder took 1036.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 887.0 MB in the end (delta: 224.3 MB). Peak memory consumption was 224.3 MB. Max. memory is 11.5 GB. [2018-12-09 00:20:40,238 INFO L168 Benchmark]: CodeCheck took 336379.58 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 887.0 MB in the beginning and 1.6 GB in the end (delta: -744.6 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2018-12-09 00:20:40,238 INFO L168 Benchmark]: Witness Printer took 81.61 ms. Allocated memory is still 3.2 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-12-09 00:20:40,239 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, 227 locations, 1 error locations. SAFE Result, 321.7s OverallTime, 198 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -998973180 SDtfs, 417159276 SDslu, -1088973514 SDs, 0 SdLazy, 964243556 SolverSat, 744572774 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1039.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 292887 GetRequests, 284290 SyntacticMatches, 6553 SemanticMatches, 2044 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3378039 ImplicationChecksByTransitivity, 286.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 25.8s InterpolantComputationTime, 45873 NumberOfCodeBlocks, 45873 NumberOfCodeBlocksAsserted, 197 NumberOfCheckSat, 45676 ConstructedInterpolants, 0 QuantifiedInterpolants, 53947065 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 197 InterpolantComputations, 127 PerfectInterpolantSequences, 58876/61532 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 - PositiveResult [Line: 595]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((!(a28 == 9) || a11 == 1) || a19 == 1) || !(a25 == 1)) || !(a17 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a25 == 1) || a11 == 1) || a19 == 1) || !(a17 == 7) || !(a28 == 9) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 297.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1036.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 887.0 MB in the end (delta: 224.3 MB). Peak memory consumption was 224.3 MB. Max. memory is 11.5 GB. * CodeCheck took 336379.58 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 887.0 MB in the beginning and 1.6 GB in the end (delta: -744.6 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. * Witness Printer took 81.61 ms. Allocated memory is still 3.2 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...