./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/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 7013b5440d15c52781747fe18e114861ef321ee3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-09 23:32:32,762 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 23:32:32,764 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 23:32:32,771 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 23:32:32,771 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 23:32:32,772 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 23:32:32,773 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 23:32:32,774 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 23:32:32,775 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 23:32:32,776 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 23:32:32,777 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 23:32:32,777 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 23:32:32,778 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 23:32:32,778 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 23:32:32,779 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 23:32:32,779 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 23:32:32,780 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 23:32:32,781 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 23:32:32,782 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 23:32:32,784 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 23:32:32,784 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 23:32:32,785 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 23:32:32,787 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 23:32:32,787 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 23:32:32,787 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 23:32:32,788 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 23:32:32,789 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 23:32:32,789 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 23:32:32,790 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 23:32:32,791 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 23:32:32,791 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 23:32:32,791 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 23:32:32,791 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 23:32:32,791 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 23:32:32,792 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 23:32:32,792 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 23:32:32,793 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-09 23:32:32,800 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 23:32:32,801 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 23:32:32,801 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 23:32:32,801 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 23:32:32,802 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 23:32:32,802 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 23:32:32,802 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 23:32:32,802 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 23:32:32,802 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 23:32:32,802 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 23:32:32,802 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 23:32:32,802 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 23:32:32,802 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 23:32:32,803 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 23:32:32,803 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 23:32:32,803 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 23:32:32,803 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 23:32:32,803 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 23:32:32,803 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 23:32:32,803 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 23:32:32,803 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 23:32:32,804 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 23:32:32,804 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 23:32:32,804 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 23:32:32,804 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 23:32:32,804 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-09 23:32:32,804 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 23:32:32,804 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-09 23:32:32,804 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_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/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 -> 7013b5440d15c52781747fe18e114861ef321ee3 [2018-11-09 23:32:32,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 23:32:32,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 23:32:32,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 23:32:32,841 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 23:32:32,841 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 23:32:32,842 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-09 23:32:32,887 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/data/832ffcb90/f70813c7b438487fa2f01ee56069fd2a/FLAGdb6de21f8 [2018-11-09 23:32:33,331 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 23:32:33,332 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-09 23:32:33,342 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/data/832ffcb90/f70813c7b438487fa2f01ee56069fd2a/FLAGdb6de21f8 [2018-11-09 23:32:33,355 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/data/832ffcb90/f70813c7b438487fa2f01ee56069fd2a [2018-11-09 23:32:33,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 23:32:33,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 23:32:33,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 23:32:33,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 23:32:33,364 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 23:32:33,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33, skipping insertion in model container [2018-11-09 23:32:33,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 23:32:33,408 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 23:32:33,630 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:32:33,634 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 23:32:33,705 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:32:33,718 INFO L193 MainTranslator]: Completed translation [2018-11-09 23:32:33,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33 WrapperNode [2018-11-09 23:32:33,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 23:32:33,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 23:32:33,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 23:32:33,720 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 23:32:33,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 23:32:33,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 23:32:33,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 23:32:33,829 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 23:32:33,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... [2018-11-09 23:32:33,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 23:32:33,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 23:32:33,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 23:32:33,870 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 23:32:33,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:32:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/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 [2018-11-09 23:32:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-09 23:32:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 23:32:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 23:32:35,502 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 23:32:35,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:32:35 BoogieIcfgContainer [2018-11-09 23:32:35,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 23:32:35,503 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 23:32:35,503 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 23:32:35,511 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 23:32:35,511 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:32:35" (1/1) ... [2018-11-09 23:32:35,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:32:35,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:35,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-09 23:32:35,548 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-09 23:32:35,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-09 23:32:35,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:35,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:36,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:36,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 165 states and 242 transitions. [2018-11-09 23:32:36,214 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 242 transitions. [2018-11-09 23:32:36,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-09 23:32:36,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:36,325 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:32:36,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:36,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2018-11-09 23:32:36,454 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2018-11-09 23:32:36,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-09 23:32:36,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:36,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:36,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-11-09 23:32:36,688 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-11-09 23:32:36,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-09 23:32:36,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:36,762 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:36,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:36,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 203 states and 296 transitions. [2018-11-09 23:32:36,928 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 296 transitions. [2018-11-09 23:32:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-09 23:32:36,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:37,008 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:37,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 222 states and 324 transitions. [2018-11-09 23:32:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 324 transitions. [2018-11-09 23:32:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-09 23:32:37,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:32:37,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:37,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 246 states and 361 transitions. [2018-11-09 23:32:37,889 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 361 transitions. [2018-11-09 23:32:37,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-09 23:32:37,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:37,924 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:32:38,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:38,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 264 states and 383 transitions. [2018-11-09 23:32:38,234 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 383 transitions. [2018-11-09 23:32:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-09 23:32:38,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:38,260 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:38,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:38,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 269 states and 389 transitions. [2018-11-09 23:32:38,436 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 389 transitions. [2018-11-09 23:32:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-09 23:32:38,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:38,515 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:39,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:39,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2018-11-09 23:32:39,064 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2018-11-09 23:32:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-09 23:32:39,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:39,101 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:39,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 298 states and 432 transitions. [2018-11-09 23:32:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 432 transitions. [2018-11-09 23:32:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-09 23:32:39,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:39,335 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:39,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:39,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 302 states and 437 transitions. [2018-11-09 23:32:39,438 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 437 transitions. [2018-11-09 23:32:39,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-09 23:32:39,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:32:40,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 382 states and 525 transitions. [2018-11-09 23:32:40,025 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 525 transitions. [2018-11-09 23:32:40,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-09 23:32:40,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:40,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 401 states and 547 transitions. [2018-11-09 23:32:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 547 transitions. [2018-11-09 23:32:40,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-09 23:32:40,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:40,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:40,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 403 states and 549 transitions. [2018-11-09 23:32:40,515 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 549 transitions. [2018-11-09 23:32:40,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-09 23:32:40,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:40,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 410 states and 557 transitions. [2018-11-09 23:32:40,851 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 557 transitions. [2018-11-09 23:32:40,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-09 23:32:40,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:40,902 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:41,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:41,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 433 states and 592 transitions. [2018-11-09 23:32:41,747 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 592 transitions. [2018-11-09 23:32:41,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-09 23:32:41,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:41,806 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:41,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:41,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 437 states and 596 transitions. [2018-11-09 23:32:41,913 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 596 transitions. [2018-11-09 23:32:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-09 23:32:41,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:41,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:41,978 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:42,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:42,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 441 states and 600 transitions. [2018-11-09 23:32:42,093 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 600 transitions. [2018-11-09 23:32:42,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-09 23:32:42,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:42,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 445 states and 604 transitions. [2018-11-09 23:32:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 604 transitions. [2018-11-09 23:32:42,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-09 23:32:42,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:42,320 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:42,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:42,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 449 states and 610 transitions. [2018-11-09 23:32:42,444 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 610 transitions. [2018-11-09 23:32:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-09 23:32:42,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:42,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:42,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 464 states and 627 transitions. [2018-11-09 23:32:42,958 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 627 transitions. [2018-11-09 23:32:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-09 23:32:42,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:44,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:44,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 498 states and 673 transitions. [2018-11-09 23:32:44,549 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 673 transitions. [2018-11-09 23:32:44,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-09 23:32:44,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:45,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:45,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 510 states and 689 transitions. [2018-11-09 23:32:45,290 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 689 transitions. [2018-11-09 23:32:45,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-09 23:32:45,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:45,426 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:45,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:45,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 513 states and 695 transitions. [2018-11-09 23:32:45,851 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 695 transitions. [2018-11-09 23:32:45,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-09 23:32:45,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:45,878 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:46,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:46,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 524 states and 708 transitions. [2018-11-09 23:32:46,456 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 708 transitions. [2018-11-09 23:32:46,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-09 23:32:46,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:46,482 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:46,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 525 states and 708 transitions. [2018-11-09 23:32:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 708 transitions. [2018-11-09 23:32:46,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-09 23:32:46,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:46,817 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:32:46,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:46,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 528 states and 712 transitions. [2018-11-09 23:32:46,901 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 712 transitions. [2018-11-09 23:32:46,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-09 23:32:46,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:46,966 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:47,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:47,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 561 states and 747 transitions. [2018-11-09 23:32:47,380 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 747 transitions. [2018-11-09 23:32:47,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-09 23:32:47,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:47,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:47,438 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:47,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:47,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 573 states and 760 transitions. [2018-11-09 23:32:47,643 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 760 transitions. [2018-11-09 23:32:47,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-09 23:32:47,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:47,688 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:48,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:48,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 589 states and 780 transitions. [2018-11-09 23:32:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 780 transitions. [2018-11-09 23:32:48,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-09 23:32:48,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:48,072 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:48,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 593 states and 784 transitions. [2018-11-09 23:32:48,240 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 784 transitions. [2018-11-09 23:32:48,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-09 23:32:48,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:48,280 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:32:48,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:48,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 599 states and 789 transitions. [2018-11-09 23:32:48,372 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 789 transitions. [2018-11-09 23:32:48,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-09 23:32:48,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:48,392 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 610 states and 801 transitions. [2018-11-09 23:32:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 801 transitions. [2018-11-09 23:32:48,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-09 23:32:48,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:48,667 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:48,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 614 states and 805 transitions. [2018-11-09 23:32:48,810 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 805 transitions. [2018-11-09 23:32:48,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-09 23:32:48,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:48,829 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:32:48,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:48,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 618 states and 809 transitions. [2018-11-09 23:32:48,874 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 809 transitions. [2018-11-09 23:32:48,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-09 23:32:48,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:48,895 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:32:49,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:49,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 631 states and 826 transitions. [2018-11-09 23:32:49,313 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 826 transitions. [2018-11-09 23:32:49,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-09 23:32:49,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:49,336 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:49,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 643 states and 838 transitions. [2018-11-09 23:32:49,445 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 838 transitions. [2018-11-09 23:32:49,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-09 23:32:49,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:49,472 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:49,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:49,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 653 states and 847 transitions. [2018-11-09 23:32:49,582 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 847 transitions. [2018-11-09 23:32:49,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-09 23:32:49,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:49,606 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:49,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:49,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 655 states and 849 transitions. [2018-11-09 23:32:49,784 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 849 transitions. [2018-11-09 23:32:49,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-09 23:32:49,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:49,837 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:32:50,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:50,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 658 states and 853 transitions. [2018-11-09 23:32:50,066 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 853 transitions. [2018-11-09 23:32:50,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-09 23:32:50,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:50,122 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:32:50,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:50,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 663 states and 858 transitions. [2018-11-09 23:32:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 858 transitions. [2018-11-09 23:32:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-09 23:32:50,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:50,356 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:32:50,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:50,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 670 states and 866 transitions. [2018-11-09 23:32:50,549 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 866 transitions. [2018-11-09 23:32:50,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 23:32:50,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:32:50,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:50,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 675 states and 871 transitions. [2018-11-09 23:32:50,735 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 871 transitions. [2018-11-09 23:32:50,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 23:32:50,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 690 states and 886 transitions. [2018-11-09 23:32:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 886 transitions. [2018-11-09 23:32:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-09 23:32:50,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-09 23:32:51,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:51,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 710 states and 907 transitions. [2018-11-09 23:32:51,363 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 907 transitions. [2018-11-09 23:32:51,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-09 23:32:51,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:51,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:51,917 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:54,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 769 states and 970 transitions. [2018-11-09 23:32:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 970 transitions. [2018-11-09 23:32:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-09 23:32:54,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:54,490 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:55,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:55,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 781 states and 986 transitions. [2018-11-09 23:32:55,021 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 986 transitions. [2018-11-09 23:32:55,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-09 23:32:55,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:58,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:58,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 850 states and 1067 transitions. [2018-11-09 23:32:58,170 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1067 transitions. [2018-11-09 23:32:58,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-09 23:32:58,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:58,234 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:59,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:59,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 862 states and 1081 transitions. [2018-11-09 23:32:59,130 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1081 transitions. [2018-11-09 23:32:59,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-09 23:32:59,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:32:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 866 states and 1085 transitions. [2018-11-09 23:32:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1085 transitions. [2018-11-09 23:32:59,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-09 23:32:59,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:59,412 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:32:59,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:32:59,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 915 states and 1136 transitions. [2018-11-09 23:32:59,703 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1136 transitions. [2018-11-09 23:32:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-09 23:32:59,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:32:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:32:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:01,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:01,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 960 states and 1183 transitions. [2018-11-09 23:33:01,649 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1183 transitions. [2018-11-09 23:33:01,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-09 23:33:01,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:01,713 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:02,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:02,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 987 states and 1212 transitions. [2018-11-09 23:33:02,507 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1212 transitions. [2018-11-09 23:33:02,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-09 23:33:02,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:02,560 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:03,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:03,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1002 states and 1227 transitions. [2018-11-09 23:33:03,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1227 transitions. [2018-11-09 23:33:03,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-09 23:33:03,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-09 23:33:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:03,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1003 states and 1227 transitions. [2018-11-09 23:33:03,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1227 transitions. [2018-11-09 23:33:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-09 23:33:03,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:03,775 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:04,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:04,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1008 states and 1235 transitions. [2018-11-09 23:33:04,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1235 transitions. [2018-11-09 23:33:04,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-09 23:33:04,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:04,168 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1012 states and 1239 transitions. [2018-11-09 23:33:04,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1239 transitions. [2018-11-09 23:33:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-09 23:33:04,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:04,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:04,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:04,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1024 states and 1250 transitions. [2018-11-09 23:33:04,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1250 transitions. [2018-11-09 23:33:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-09 23:33:04,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:04,614 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:04,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1042 states and 1269 transitions. [2018-11-09 23:33:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1269 transitions. [2018-11-09 23:33:04,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-09 23:33:04,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1043 states and 1269 transitions. [2018-11-09 23:33:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1269 transitions. [2018-11-09 23:33:04,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-09 23:33:04,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:05,011 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-09 23:33:05,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:05,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1077 states and 1308 transitions. [2018-11-09 23:33:05,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1308 transitions. [2018-11-09 23:33:05,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-09 23:33:05,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-09 23:33:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:06,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1088 states and 1320 transitions. [2018-11-09 23:33:06,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1320 transitions. [2018-11-09 23:33:06,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-09 23:33:06,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:06,300 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-09 23:33:06,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:06,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1099 states and 1330 transitions. [2018-11-09 23:33:06,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1330 transitions. [2018-11-09 23:33:06,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-09 23:33:06,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:06,625 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:33:06,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:06,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1101 states and 1333 transitions. [2018-11-09 23:33:06,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1333 transitions. [2018-11-09 23:33:06,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-09 23:33:06,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:07,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1120 states and 1352 transitions. [2018-11-09 23:33:07,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1352 transitions. [2018-11-09 23:33:07,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-09 23:33:07,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:07,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:08,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:08,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1130 states and 1368 transitions. [2018-11-09 23:33:08,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1368 transitions. [2018-11-09 23:33:08,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-09 23:33:08,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:08,271 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:33:08,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:08,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1131 states and 1369 transitions. [2018-11-09 23:33:08,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1369 transitions. [2018-11-09 23:33:08,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-09 23:33:08,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:08,330 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:09,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:09,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1141 states and 1386 transitions. [2018-11-09 23:33:09,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1386 transitions. [2018-11-09 23:33:09,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-09 23:33:09,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:09,759 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:11,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:11,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1175 states and 1420 transitions. [2018-11-09 23:33:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1420 transitions. [2018-11-09 23:33:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-09 23:33:11,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:11,580 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:33:11,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:11,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1176 states and 1421 transitions. [2018-11-09 23:33:11,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1421 transitions. [2018-11-09 23:33:11,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-09 23:33:11,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:33:12,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:12,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1256 states and 1518 transitions. [2018-11-09 23:33:12,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1518 transitions. [2018-11-09 23:33:12,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-09 23:33:12,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:12,161 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-09 23:33:13,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:13,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1286 states and 1554 transitions. [2018-11-09 23:33:13,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1554 transitions. [2018-11-09 23:33:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-09 23:33:13,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:13,635 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:14,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1289 states and 1558 transitions. [2018-11-09 23:33:14,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1558 transitions. [2018-11-09 23:33:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-09 23:33:14,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:14,106 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:33:15,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:15,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1329 states and 1603 transitions. [2018-11-09 23:33:15,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1603 transitions. [2018-11-09 23:33:15,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-09 23:33:15,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:33:16,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1339 states and 1613 transitions. [2018-11-09 23:33:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1613 transitions. [2018-11-09 23:33:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-09 23:33:16,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:16,122 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:16,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:16,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1388 states and 1670 transitions. [2018-11-09 23:33:16,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1670 transitions. [2018-11-09 23:33:16,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-09 23:33:16,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:16,813 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:18,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:18,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1442 states and 1729 transitions. [2018-11-09 23:33:18,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1729 transitions. [2018-11-09 23:33:18,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-09 23:33:18,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:18,857 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:19,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:19,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1458 states and 1744 transitions. [2018-11-09 23:33:19,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1744 transitions. [2018-11-09 23:33:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-09 23:33:19,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:19,452 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1465 states and 1750 transitions. [2018-11-09 23:33:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 1750 transitions. [2018-11-09 23:33:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-09 23:33:19,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:20,026 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:33:20,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:20,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1470 states and 1755 transitions. [2018-11-09 23:33:20,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1755 transitions. [2018-11-09 23:33:20,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-09 23:33:20,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:20,123 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:33:21,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1489 states and 1780 transitions. [2018-11-09 23:33:21,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1780 transitions. [2018-11-09 23:33:21,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-09 23:33:21,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:21,466 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:33:22,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:22,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1506 states and 1803 transitions. [2018-11-09 23:33:22,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1803 transitions. [2018-11-09 23:33:22,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-09 23:33:22,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:22,195 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:33:22,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:22,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1517 states and 1814 transitions. [2018-11-09 23:33:22,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1814 transitions. [2018-11-09 23:33:22,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-09 23:33:22,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:33:23,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:23,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1521 states and 1818 transitions. [2018-11-09 23:33:23,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1818 transitions. [2018-11-09 23:33:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-09 23:33:23,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:33:23,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:23,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1525 states and 1822 transitions. [2018-11-09 23:33:23,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1822 transitions. [2018-11-09 23:33:23,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-09 23:33:23,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:23,356 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:23,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:23,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1526 states and 1822 transitions. [2018-11-09 23:33:23,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1822 transitions. [2018-11-09 23:33:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-09 23:33:23,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:23,567 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-09 23:33:24,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:24,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1579 states and 1877 transitions. [2018-11-09 23:33:24,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1877 transitions. [2018-11-09 23:33:24,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-09 23:33:24,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:24,626 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-09 23:33:25,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:25,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1606 states and 1905 transitions. [2018-11-09 23:33:25,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1905 transitions. [2018-11-09 23:33:25,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-09 23:33:25,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:25,500 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-09 23:33:25,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:25,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1616 states and 1914 transitions. [2018-11-09 23:33:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 1914 transitions. [2018-11-09 23:33:25,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-09 23:33:25,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:25,820 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:33:25,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:25,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1622 states and 1920 transitions. [2018-11-09 23:33:25,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1920 transitions. [2018-11-09 23:33:25,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-09 23:33:25,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:26,002 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:26,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:26,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1623 states and 1920 transitions. [2018-11-09 23:33:26,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 1920 transitions. [2018-11-09 23:33:26,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-09 23:33:26,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:26,297 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:33:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1634 states and 1934 transitions. [2018-11-09 23:33:26,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 1934 transitions. [2018-11-09 23:33:26,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 23:33:26,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:26,841 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-09 23:33:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:28,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1661 states and 1974 transitions. [2018-11-09 23:33:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 1974 transitions. [2018-11-09 23:33:28,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 23:33:28,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:28,400 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-09 23:33:29,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:29,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1672 states and 1984 transitions. [2018-11-09 23:33:29,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1984 transitions. [2018-11-09 23:33:29,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 23:33:29,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:29,081 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-09 23:33:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:29,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1676 states and 1988 transitions. [2018-11-09 23:33:29,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 1988 transitions. [2018-11-09 23:33:29,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 23:33:29,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:29,431 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-09 23:33:29,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1680 states and 1994 transitions. [2018-11-09 23:33:29,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 1994 transitions. [2018-11-09 23:33:29,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 23:33:29,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:29,806 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-09 23:33:30,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:30,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1685 states and 1999 transitions. [2018-11-09 23:33:30,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 1999 transitions. [2018-11-09 23:33:30,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 23:33:30,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-09 23:33:30,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:30,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1689 states and 2003 transitions. [2018-11-09 23:33:30,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2003 transitions. [2018-11-09 23:33:30,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-09 23:33:30,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:30,467 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-09 23:33:30,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:30,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1705 states and 2019 transitions. [2018-11-09 23:33:30,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2019 transitions. [2018-11-09 23:33:30,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-09 23:33:30,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:30,570 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:33:30,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:30,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1708 states and 2022 transitions. [2018-11-09 23:33:30,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2022 transitions. [2018-11-09 23:33:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-09 23:33:30,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:30,626 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-09 23:33:30,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:30,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1724 states and 2047 transitions. [2018-11-09 23:33:30,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2047 transitions. [2018-11-09 23:33:30,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-09 23:33:30,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:33:32,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:32,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1749 states and 2074 transitions. [2018-11-09 23:33:32,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2074 transitions. [2018-11-09 23:33:32,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-09 23:33:32,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:32,114 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:33:32,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:32,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1751 states and 2076 transitions. [2018-11-09 23:33:32,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2076 transitions. [2018-11-09 23:33:32,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-09 23:33:32,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-09 23:33:32,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:32,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1822 states and 2149 transitions. [2018-11-09 23:33:32,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2149 transitions. [2018-11-09 23:33:32,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-09 23:33:32,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:32,716 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:34,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:34,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1855 states and 2182 transitions. [2018-11-09 23:33:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 2182 transitions. [2018-11-09 23:33:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-09 23:33:34,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 140 proven. 20 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:33:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1862 states and 2189 transitions. [2018-11-09 23:33:34,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2189 transitions. [2018-11-09 23:33:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-09 23:33:34,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:34,478 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-09 23:33:34,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:34,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1900 states and 2227 transitions. [2018-11-09 23:33:34,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2227 transitions. [2018-11-09 23:33:34,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-09 23:33:34,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-09 23:33:35,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:35,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1902 states and 2229 transitions. [2018-11-09 23:33:35,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2229 transitions. [2018-11-09 23:33:35,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-09 23:33:35,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:35,308 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-09 23:33:35,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:35,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1910 states and 2238 transitions. [2018-11-09 23:33:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2238 transitions. [2018-11-09 23:33:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-09 23:33:35,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:35,694 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-09 23:33:35,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:35,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1926 states and 2254 transitions. [2018-11-09 23:33:35,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2254 transitions. [2018-11-09 23:33:35,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-09 23:33:35,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-09 23:33:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:36,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1973 states and 2302 transitions. [2018-11-09 23:33:36,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2302 transitions. [2018-11-09 23:33:36,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-09 23:33:36,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:36,661 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-09 23:33:37,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:37,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 2004 states and 2335 transitions. [2018-11-09 23:33:37,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2335 transitions. [2018-11-09 23:33:37,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-09 23:33:37,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:37,377 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-09 23:33:38,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:38,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 2023 states and 2353 transitions. [2018-11-09 23:33:38,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 2353 transitions. [2018-11-09 23:33:38,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 23:33:38,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:39,409 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-09 23:33:42,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:42,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 2081 states and 2414 transitions. [2018-11-09 23:33:42,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2414 transitions. [2018-11-09 23:33:42,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 23:33:42,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-09 23:33:44,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:44,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2131 states and 2464 transitions. [2018-11-09 23:33:44,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2464 transitions. [2018-11-09 23:33:44,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 23:33:44,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:44,833 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-09 23:33:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:45,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2139 states and 2471 transitions. [2018-11-09 23:33:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2471 transitions. [2018-11-09 23:33:45,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-09 23:33:45,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:45,583 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-09 23:33:47,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:47,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2164 states and 2505 transitions. [2018-11-09 23:33:47,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2505 transitions. [2018-11-09 23:33:47,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-09 23:33:47,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:47,206 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-09 23:33:47,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:47,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2168 states and 2510 transitions. [2018-11-09 23:33:47,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2510 transitions. [2018-11-09 23:33:47,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-09 23:33:47,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-09 23:33:47,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:47,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2169 states and 2513 transitions. [2018-11-09 23:33:47,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2513 transitions. [2018-11-09 23:33:47,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-09 23:33:47,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:47,858 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-09 23:33:48,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:48,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2173 states and 2517 transitions. [2018-11-09 23:33:48,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 2517 transitions. [2018-11-09 23:33:48,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-09 23:33:48,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:48,327 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-09 23:33:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2177 states and 2523 transitions. [2018-11-09 23:33:48,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2523 transitions. [2018-11-09 23:33:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-09 23:33:48,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:48,817 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-09 23:33:49,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:49,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2181 states and 2527 transitions. [2018-11-09 23:33:49,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2527 transitions. [2018-11-09 23:33:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-09 23:33:49,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 162 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-09 23:33:49,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:49,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2186 states and 2532 transitions. [2018-11-09 23:33:49,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 2532 transitions. [2018-11-09 23:33:49,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-09 23:33:49,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:49,645 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-09 23:33:49,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:49,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2187 states and 2533 transitions. [2018-11-09 23:33:49,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2533 transitions. [2018-11-09 23:33:49,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-09 23:33:49,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:49,895 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-09 23:33:50,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:50,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2193 states and 2538 transitions. [2018-11-09 23:33:50,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 2538 transitions. [2018-11-09 23:33:50,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-09 23:33:50,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:50,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:50,641 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 197 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2212 states and 2559 transitions. [2018-11-09 23:33:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 2559 transitions. [2018-11-09 23:33:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-09 23:33:52,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:52,181 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 197 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:33:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:52,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2220 states and 2566 transitions. [2018-11-09 23:33:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 2566 transitions. [2018-11-09 23:33:52,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-09 23:33:52,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:52,606 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-09 23:33:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:52,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2226 states and 2573 transitions. [2018-11-09 23:33:52,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2573 transitions. [2018-11-09 23:33:52,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-09 23:33:52,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:52,990 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-09 23:33:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:53,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2243 states and 2591 transitions. [2018-11-09 23:33:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 2591 transitions. [2018-11-09 23:33:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-09 23:33:53,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-09 23:33:53,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:53,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2247 states and 2595 transitions. [2018-11-09 23:33:53,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 2595 transitions. [2018-11-09 23:33:53,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-09 23:33:53,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:53,803 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-09 23:33:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:54,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2249 states and 2597 transitions. [2018-11-09 23:33:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2597 transitions. [2018-11-09 23:33:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-09 23:33:54,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:54,142 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-09 23:33:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:55,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2345 states and 2698 transitions. [2018-11-09 23:33:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 2698 transitions. [2018-11-09 23:33:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-09 23:33:55,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:55,156 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-09 23:33:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:55,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2346 states and 2699 transitions. [2018-11-09 23:33:55,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 2699 transitions. [2018-11-09 23:33:55,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-09 23:33:55,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-09 23:33:55,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2347 states and 2699 transitions. [2018-11-09 23:33:55,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 2699 transitions. [2018-11-09 23:33:55,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-09 23:33:55,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 242 proven. 26 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-09 23:33:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2374 states and 2725 transitions. [2018-11-09 23:33:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 2725 transitions. [2018-11-09 23:33:56,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-09 23:33:56,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-09 23:33:56,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2375 states and 2726 transitions. [2018-11-09 23:33:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2726 transitions. [2018-11-09 23:33:56,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-09 23:33:56,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:33:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:33:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-09 23:33:56,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:33:56,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2275 states and 2623 transitions. [2018-11-09 23:33:56,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 2623 transitions. [2018-11-09 23:33:56,611 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-09 23:33:56,611 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 138 iterations. [2018-11-09 23:33:56,618 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-09 23:34:00,577 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 14 [2018-11-09 23:34:00,626 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-09 23:34:00,628 INFO L582 CodeCheckObserver]: Invariant with dag size 14 [2018-11-09 23:34:00,634 INFO L582 CodeCheckObserver]: Invariant with dag size 14 [2018-11-09 23:34:00,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 11:34:00 ImpRootNode [2018-11-09 23:34:00,635 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-09 23:34:00,635 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 23:34:00,635 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 23:34:00,635 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 23:34:00,636 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:32:35" (3/4) ... [2018-11-09 23:34:00,640 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-09 23:34:00,655 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-09 23:34:00,656 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-09 23:34:00,656 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-09 23:34:00,657 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-09 23:34:00,745 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b6f2a1b9-2f74-443d-bef3-5f64a2fb7d4e/bin-2019/ukojak/witness.graphml [2018-11-09 23:34:00,745 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 23:34:00,746 INFO L168 Benchmark]: Toolchain (without parser) took 87387.01 ms. Allocated memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: 2.1 GB). Free memory was 952.3 MB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 174.8 MB. Max. memory is 11.5 GB. [2018-11-09 23:34:00,746 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:34:00,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.86 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 920.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-09 23:34:00,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 920.1 MB in the beginning and 1.1 GB in the end (delta: -197.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-09 23:34:00,747 INFO L168 Benchmark]: Boogie Preprocessor took 41.40 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-09 23:34:00,747 INFO L168 Benchmark]: RCFGBuilder took 1632.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 874.6 MB in the end (delta: 236.6 MB). Peak memory consumption was 236.6 MB. Max. memory is 11.5 GB. [2018-11-09 23:34:00,747 INFO L168 Benchmark]: CodeCheck took 85131.83 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 874.6 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-11-09 23:34:00,748 INFO L168 Benchmark]: Witness Printer took 110.39 ms. Allocated memory is still 3.2 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 42.6 MB). Peak memory consumption was 42.6 MB. Max. memory is 11.5 GB. [2018-11-09 23:34:00,749 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, 228 locations, 1 error locations. SAFE Result, 81.0s OverallTime, 138 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 40773376 SDtfs, -1071288000 SDslu, 294082048 SDs, 0 SdLazy, 175800796 SolverSat, 355467028 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 394.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 157805 GetRequests, 155195 SyntacticMatches, 1558 SemanticMatches, 1052 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 855084 ImplicationChecksByTransitivity, 66.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 23486 NumberOfCodeBlocks, 23486 NumberOfCodeBlocksAsserted, 137 NumberOfCheckSat, 23349 ConstructedInterpolants, 0 QuantifiedInterpolants, 11442547 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 137 InterpolantComputations, 107 PerfectInterpolantSequences, 17186/17505 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: 475]: 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: (((!(a11 == 1) || a19 == 1) || a25 == 1) || a28 == 7) || a28 == 10 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a19 == 1 || !(a11 == 1)) || a25 == 1) || a28 == 7) || a28 == 10 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.86 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 920.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 108.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 920.1 MB in the beginning and 1.1 GB in the end (delta: -197.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.40 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1632.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 874.6 MB in the end (delta: 236.6 MB). Peak memory consumption was 236.6 MB. Max. memory is 11.5 GB. * CodeCheck took 85131.83 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 874.6 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. * Witness Printer took 110.39 ms. Allocated memory is still 3.2 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 42.6 MB). Peak memory consumption was 42.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...