./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/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 a07d46acee19a1bf676413a71857b7cd94a5f704 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 00:32:35,519 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:32:35,520 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:32:35,527 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:32:35,527 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:32:35,527 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:32:35,528 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:32:35,529 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:32:35,529 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:32:35,530 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:32:35,530 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:32:35,530 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:32:35,531 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:32:35,531 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:32:35,532 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:32:35,532 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:32:35,532 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:32:35,533 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:32:35,534 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:32:35,535 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:32:35,535 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:32:35,536 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:32:35,537 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:32:35,537 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:32:35,537 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:32:35,537 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:32:35,538 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:32:35,538 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:32:35,539 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:32:35,539 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:32:35,539 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:32:35,539 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:32:35,540 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:32:35,540 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:32:35,540 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:32:35,540 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:32:35,541 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 00:32:35,547 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:32:35,547 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:32:35,548 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:32:35,548 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 00:32:35,548 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:32:35,548 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:32:35,548 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:32:35,549 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:32:35,549 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 00:32:35,550 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 00:32:35,550 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:32:35,550 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:32:35,550 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:32:35,550 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:32:35,550 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:32:35,550 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:32:35,550 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 00:32:35,550 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:32:35,550 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 00:32:35,550 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_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/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 -> a07d46acee19a1bf676413a71857b7cd94a5f704 [2018-12-02 00:32:35,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:32:35,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:32:35,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:32:35,576 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:32:35,577 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:32:35,577 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c [2018-12-02 00:32:35,610 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/data/5411069a7/9f93babdd4884c5caa4296b2c50f6999/FLAGee6bab44e [2018-12-02 00:32:36,055 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:32:36,056 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/sv-benchmarks/c/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c [2018-12-02 00:32:36,062 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/data/5411069a7/9f93babdd4884c5caa4296b2c50f6999/FLAGee6bab44e [2018-12-02 00:32:36,438 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/data/5411069a7/9f93babdd4884c5caa4296b2c50f6999 [2018-12-02 00:32:36,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:32:36,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:32:36,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:32:36,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:32:36,443 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:32:36,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7a2c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36, skipping insertion in model container [2018-12-02 00:32:36,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:32:36,490 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:32:36,690 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:32:36,693 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:32:36,789 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:32:36,800 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:32:36,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36 WrapperNode [2018-12-02 00:32:36,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:32:36,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:32:36,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:32:36,801 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:32:36,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:32:36,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:32:36,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:32:36,852 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:32:36,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... [2018-12-02 00:32:36,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:32:36,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:32:36,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:32:36,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:32:36,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:32:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:32:36,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:32:36,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:32:37,938 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:32:37,938 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 00:32:37,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:32:37 BoogieIcfgContainer [2018-12-02 00:32:37,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:32:37,939 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 00:32:37,939 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 00:32:37,946 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 00:32:37,946 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:32:37" (1/1) ... [2018-12-02 00:32:37,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:32:37,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:37,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-02 00:32:37,977 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-02 00:32:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 00:32:37,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:38,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:38,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-12-02 00:32:38,483 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-12-02 00:32:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 00:32:38,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:38,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:38,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:38,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 241 states and 341 transitions. [2018-12-02 00:32:38,900 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 341 transitions. [2018-12-02 00:32:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 00:32:38,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:38,948 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:39,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:39,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 245 states and 347 transitions. [2018-12-02 00:32:39,073 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 347 transitions. [2018-12-02 00:32:39,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 00:32:39,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:39,100 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:39,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 254 states and 358 transitions. [2018-12-02 00:32:39,160 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 358 transitions. [2018-12-02 00:32:39,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 00:32:39,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:39,176 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:32:39,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:39,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 264 states and 372 transitions. [2018-12-02 00:32:39,300 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 372 transitions. [2018-12-02 00:32:39,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 00:32:39,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:39,317 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:39,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:39,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 269 states and 377 transitions. [2018-12-02 00:32:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 377 transitions. [2018-12-02 00:32:39,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 00:32:39,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:39,412 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:39,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:39,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 286 states and 401 transitions. [2018-12-02 00:32:39,825 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 401 transitions. [2018-12-02 00:32:39,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 00:32:39,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:39,843 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:32:39,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:39,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 290 states and 406 transitions. [2018-12-02 00:32:39,911 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 406 transitions. [2018-12-02 00:32:39,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 00:32:39,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:39,932 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:40,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:40,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 294 states and 411 transitions. [2018-12-02 00:32:40,040 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 411 transitions. [2018-12-02 00:32:40,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 00:32:40,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:40,055 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:32:40,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:40,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 295 states and 412 transitions. [2018-12-02 00:32:40,070 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 412 transitions. [2018-12-02 00:32:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 00:32:40,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:40,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:40,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 298 states and 414 transitions. [2018-12-02 00:32:40,157 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 414 transitions. [2018-12-02 00:32:40,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 00:32:40,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:40,177 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:40,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:40,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 305 states and 421 transitions. [2018-12-02 00:32:40,215 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 421 transitions. [2018-12-02 00:32:40,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 00:32:40,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:32:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 312 states and 428 transitions. [2018-12-02 00:32:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 428 transitions. [2018-12-02 00:32:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 00:32:40,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:40,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:40,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 318 states and 434 transitions. [2018-12-02 00:32:40,313 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 434 transitions. [2018-12-02 00:32:40,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 00:32:40,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:40,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:40,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 334 states and 454 transitions. [2018-12-02 00:32:40,630 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 454 transitions. [2018-12-02 00:32:40,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 00:32:40,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 00:32:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:40,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 352 states and 475 transitions. [2018-12-02 00:32:40,941 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 475 transitions. [2018-12-02 00:32:40,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 00:32:40,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:41,033 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 00:32:41,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:41,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 456 states and 589 transitions. [2018-12-02 00:32:41,813 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 589 transitions. [2018-12-02 00:32:41,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 00:32:41,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:41,861 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:41,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:41,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 463 states and 596 transitions. [2018-12-02 00:32:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 596 transitions. [2018-12-02 00:32:41,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 00:32:41,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:41,953 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:42,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 494 states and 638 transitions. [2018-12-02 00:32:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 638 transitions. [2018-12-02 00:32:42,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 00:32:42,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:42,512 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:42,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:42,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 499 states and 642 transitions. [2018-12-02 00:32:42,634 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 642 transitions. [2018-12-02 00:32:42,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 00:32:42,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:32:43,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 529 states and 681 transitions. [2018-12-02 00:32:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 681 transitions. [2018-12-02 00:32:43,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 00:32:43,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:32:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:43,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 537 states and 694 transitions. [2018-12-02 00:32:43,618 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 694 transitions. [2018-12-02 00:32:43,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 00:32:43,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:43,688 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:32:44,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:44,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 560 states and 718 transitions. [2018-12-02 00:32:44,063 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 718 transitions. [2018-12-02 00:32:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 00:32:44,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:44,127 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:32:44,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:44,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 565 states and 722 transitions. [2018-12-02 00:32:44,255 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 722 transitions. [2018-12-02 00:32:44,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 00:32:44,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:44,285 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 587 states and 755 transitions. [2018-12-02 00:32:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 755 transitions. [2018-12-02 00:32:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 00:32:44,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:44,701 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:44,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:44,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 590 states and 757 transitions. [2018-12-02 00:32:44,847 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 757 transitions. [2018-12-02 00:32:44,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 00:32:44,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:44,874 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:32:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:45,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 613 states and 783 transitions. [2018-12-02 00:32:45,127 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 783 transitions. [2018-12-02 00:32:45,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 00:32:45,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 00:32:45,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:45,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 619 states and 792 transitions. [2018-12-02 00:32:45,475 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 792 transitions. [2018-12-02 00:32:45,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 00:32:45,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:45,503 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:45,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:45,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 652 states and 827 transitions. [2018-12-02 00:32:45,694 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 827 transitions. [2018-12-02 00:32:45,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 00:32:45,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:45,711 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:45,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:45,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 661 states and 835 transitions. [2018-12-02 00:32:45,806 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 835 transitions. [2018-12-02 00:32:45,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 00:32:45,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 00:32:45,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:45,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 683 states and 857 transitions. [2018-12-02 00:32:45,984 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 857 transitions. [2018-12-02 00:32:45,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 00:32:45,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:46,003 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:46,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:46,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 727 states and 911 transitions. [2018-12-02 00:32:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 911 transitions. [2018-12-02 00:32:46,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 00:32:46,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:47,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:47,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 758 states and 954 transitions. [2018-12-02 00:32:47,482 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 954 transitions. [2018-12-02 00:32:47,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 00:32:47,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:47,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:47,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 761 states and 956 transitions. [2018-12-02 00:32:47,664 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 956 transitions. [2018-12-02 00:32:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 00:32:47,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:47,798 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 00:32:48,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:48,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 777 states and 974 transitions. [2018-12-02 00:32:48,119 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 974 transitions. [2018-12-02 00:32:48,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 00:32:48,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:48,145 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:48,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:48,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 785 states and 988 transitions. [2018-12-02 00:32:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 988 transitions. [2018-12-02 00:32:48,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 00:32:48,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:48,492 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:48,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:48,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 793 states and 997 transitions. [2018-12-02 00:32:48,833 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 997 transitions. [2018-12-02 00:32:48,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 00:32:48,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:48,863 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:49,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 813 states and 1015 transitions. [2018-12-02 00:32:49,081 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1015 transitions. [2018-12-02 00:32:49,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 00:32:49,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:49,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:49,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:49,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 817 states and 1025 transitions. [2018-12-02 00:32:49,417 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1025 transitions. [2018-12-02 00:32:49,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 00:32:49,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:49,681 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 00:32:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:51,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 848 states and 1064 transitions. [2018-12-02 00:32:51,008 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1064 transitions. [2018-12-02 00:32:51,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 00:32:51,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:51,033 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 00:32:51,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:51,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 853 states and 1068 transitions. [2018-12-02 00:32:51,334 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1068 transitions. [2018-12-02 00:32:51,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 00:32:51,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:51,411 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 873 states and 1091 transitions. [2018-12-02 00:32:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1091 transitions. [2018-12-02 00:32:51,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 00:32:51,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 882 states and 1099 transitions. [2018-12-02 00:32:51,975 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1099 transitions. [2018-12-02 00:32:51,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 00:32:51,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:52,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 891 states and 1107 transitions. [2018-12-02 00:32:52,184 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1107 transitions. [2018-12-02 00:32:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 00:32:52,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:52,454 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:32:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 949 states and 1176 transitions. [2018-12-02 00:32:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1176 transitions. [2018-12-02 00:32:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 00:32:54,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:54,846 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 00:32:55,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 953 states and 1185 transitions. [2018-12-02 00:32:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1185 transitions. [2018-12-02 00:32:55,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 00:32:55,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:55,198 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 00:32:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:55,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 956 states and 1189 transitions. [2018-12-02 00:32:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1189 transitions. [2018-12-02 00:32:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 00:32:55,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:55,358 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:55,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:55,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 979 states and 1215 transitions. [2018-12-02 00:32:55,766 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1215 transitions. [2018-12-02 00:32:55,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 00:32:55,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:55,786 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:56,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:56,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 995 states and 1232 transitions. [2018-12-02 00:32:56,187 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1232 transitions. [2018-12-02 00:32:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 00:32:56,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:56,210 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:56,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1004 states and 1240 transitions. [2018-12-02 00:32:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1240 transitions. [2018-12-02 00:32:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 00:32:56,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:56,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:56,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1013 states and 1248 transitions. [2018-12-02 00:32:56,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1248 transitions. [2018-12-02 00:32:56,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 00:32:56,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:56,633 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:32:56,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:32:56,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1022 states and 1256 transitions. [2018-12-02 00:32:56,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1256 transitions. [2018-12-02 00:32:56,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 00:32:56,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:32:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:32:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:33:00,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:00,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1082 states and 1326 transitions. [2018-12-02 00:33:00,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1326 transitions. [2018-12-02 00:33:00,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 00:33:00,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 00:33:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1085 states and 1329 transitions. [2018-12-02 00:33:00,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1329 transitions. [2018-12-02 00:33:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 00:33:00,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:00,989 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:33:02,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1115 states and 1362 transitions. [2018-12-02 00:33:02,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1362 transitions. [2018-12-02 00:33:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 00:33:02,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:02,680 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:33:03,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:03,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1136 states and 1381 transitions. [2018-12-02 00:33:03,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1381 transitions. [2018-12-02 00:33:03,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 00:33:03,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 8 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-02 00:33:03,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:03,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1154 states and 1401 transitions. [2018-12-02 00:33:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1401 transitions. [2018-12-02 00:33:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 00:33:03,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:04,023 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:33:06,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:06,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1214 states and 1467 transitions. [2018-12-02 00:33:06,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1467 transitions. [2018-12-02 00:33:06,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 00:33:06,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:33:07,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:07,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1230 states and 1483 transitions. [2018-12-02 00:33:07,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1483 transitions. [2018-12-02 00:33:07,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 00:33:07,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:07,183 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:33:07,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:07,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1234 states and 1488 transitions. [2018-12-02 00:33:07,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1488 transitions. [2018-12-02 00:33:07,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 00:33:07,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:07,566 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:33:07,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1241 states and 1498 transitions. [2018-12-02 00:33:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1498 transitions. [2018-12-02 00:33:07,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 00:33:07,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 00:33:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:07,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1244 states and 1504 transitions. [2018-12-02 00:33:07,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1504 transitions. [2018-12-02 00:33:07,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-02 00:33:07,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:07,756 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:33:09,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:09,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1282 states and 1548 transitions. [2018-12-02 00:33:09,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1548 transitions. [2018-12-02 00:33:09,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-02 00:33:09,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:09,326 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:33:09,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1293 states and 1559 transitions. [2018-12-02 00:33:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1559 transitions. [2018-12-02 00:33:09,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-02 00:33:09,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:33:09,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:09,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1296 states and 1563 transitions. [2018-12-02 00:33:09,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1563 transitions. [2018-12-02 00:33:09,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 00:33:09,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:10,333 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-02 00:33:11,502 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2018-12-02 00:33:13,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:13,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1345 states and 1611 transitions. [2018-12-02 00:33:13,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1611 transitions. [2018-12-02 00:33:13,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 00:33:13,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:13,499 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:33:14,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:14,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1375 states and 1643 transitions. [2018-12-02 00:33:14,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1643 transitions. [2018-12-02 00:33:14,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 00:33:14,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:14,366 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 00:33:14,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:14,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1397 states and 1666 transitions. [2018-12-02 00:33:14,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1666 transitions. [2018-12-02 00:33:14,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 00:33:14,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:14,726 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 00:33:15,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:15,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1408 states and 1677 transitions. [2018-12-02 00:33:15,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1677 transitions. [2018-12-02 00:33:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 00:33:15,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:15,116 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 00:33:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1422 states and 1692 transitions. [2018-12-02 00:33:15,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1692 transitions. [2018-12-02 00:33:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 00:33:15,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:15,791 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 00:33:16,715 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2018-12-02 00:33:20,442 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2018-12-02 00:33:23,082 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2018-12-02 00:33:25,898 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-02 00:33:28,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:28,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1490 states and 1762 transitions. [2018-12-02 00:33:28,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 1762 transitions. [2018-12-02 00:33:28,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 00:33:28,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:28,544 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 00:33:31,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:31,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1532 states and 1802 transitions. [2018-12-02 00:33:31,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1802 transitions. [2018-12-02 00:33:31,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 00:33:31,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:33:31,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:31,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1548 states and 1820 transitions. [2018-12-02 00:33:31,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1820 transitions. [2018-12-02 00:33:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 00:33:31,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:31,535 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-02 00:33:31,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:31,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1557 states and 1829 transitions. [2018-12-02 00:33:31,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1829 transitions. [2018-12-02 00:33:31,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 00:33:31,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:31,609 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 00:33:32,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:32,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1636 states and 1915 transitions. [2018-12-02 00:33:32,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1915 transitions. [2018-12-02 00:33:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 00:33:32,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:32,547 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-02 00:33:34,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:34,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1652 states and 1935 transitions. [2018-12-02 00:33:34,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 1935 transitions. [2018-12-02 00:33:34,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-02 00:33:34,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-02 00:33:34,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:34,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1672 states and 1955 transitions. [2018-12-02 00:33:34,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1955 transitions. [2018-12-02 00:33:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 00:33:34,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:34,811 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:33:36,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:36,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1720 states and 2010 transitions. [2018-12-02 00:33:36,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2010 transitions. [2018-12-02 00:33:36,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 00:33:36,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:36,122 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:33:36,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:36,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1737 states and 2026 transitions. [2018-12-02 00:33:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2026 transitions. [2018-12-02 00:33:36,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 00:33:36,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:36,952 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 00:33:37,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:37,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1746 states and 2034 transitions. [2018-12-02 00:33:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2034 transitions. [2018-12-02 00:33:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-02 00:33:37,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 00:33:37,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:37,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1796 states and 2086 transitions. [2018-12-02 00:33:37,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2086 transitions. [2018-12-02 00:33:37,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 00:33:37,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:37,527 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 00:33:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1863 states and 2166 transitions. [2018-12-02 00:33:39,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2166 transitions. [2018-12-02 00:33:39,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 00:33:39,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:39,793 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 00:33:41,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:41,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1891 states and 2195 transitions. [2018-12-02 00:33:41,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2195 transitions. [2018-12-02 00:33:41,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 00:33:41,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:41,781 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 00:33:44,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:44,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1905 states and 2211 transitions. [2018-12-02 00:33:44,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2211 transitions. [2018-12-02 00:33:44,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 00:33:44,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 00:33:44,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1921 states and 2228 transitions. [2018-12-02 00:33:44,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2228 transitions. [2018-12-02 00:33:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 00:33:44,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:44,663 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 109 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 00:33:44,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:44,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1937 states and 2244 transitions. [2018-12-02 00:33:44,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2244 transitions. [2018-12-02 00:33:44,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 00:33:44,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:45,697 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 00:33:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:48,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 2036 states and 2344 transitions. [2018-12-02 00:33:48,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2344 transitions. [2018-12-02 00:33:48,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 00:33:48,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:48,428 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:33:48,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:48,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 2040 states and 2350 transitions. [2018-12-02 00:33:48,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2350 transitions. [2018-12-02 00:33:48,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 00:33:48,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:48,926 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:33:49,917 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2018-12-02 00:33:50,432 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-12-02 00:33:51,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2114 states and 2423 transitions. [2018-12-02 00:33:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2423 transitions. [2018-12-02 00:33:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-02 00:33:51,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:51,285 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 00:33:51,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2115 states and 2423 transitions. [2018-12-02 00:33:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2423 transitions. [2018-12-02 00:33:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-02 00:33:51,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:51,507 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 00:33:52,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:52,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2169 states and 2483 transitions. [2018-12-02 00:33:52,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2483 transitions. [2018-12-02 00:33:52,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-02 00:33:52,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:52,414 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 00:33:52,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:52,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2174 states and 2488 transitions. [2018-12-02 00:33:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2488 transitions. [2018-12-02 00:33:52,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-02 00:33:52,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:52,782 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 00:33:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2197 states and 2510 transitions. [2018-12-02 00:33:53,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 2510 transitions. [2018-12-02 00:33:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 00:33:53,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:53,995 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-02 00:33:54,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:54,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2223 states and 2540 transitions. [2018-12-02 00:33:54,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 2540 transitions. [2018-12-02 00:33:54,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-02 00:33:54,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 00:33:56,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:56,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2254 states and 2575 transitions. [2018-12-02 00:33:56,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2575 transitions. [2018-12-02 00:33:56,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-02 00:33:56,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:56,132 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 00:33:56,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:33:56,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2257 states and 2577 transitions. [2018-12-02 00:33:56,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2577 transitions. [2018-12-02 00:33:56,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-02 00:33:56,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:33:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:57,314 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 00:33:59,816 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-02 00:34:00,621 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-12-02 00:34:01,029 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-02 00:34:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:03,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 2349 states and 2672 transitions. [2018-12-02 00:34:03,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 2672 transitions. [2018-12-02 00:34:03,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 00:34:03,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:03,254 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-02 00:34:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:03,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 2361 states and 2684 transitions. [2018-12-02 00:34:03,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 2684 transitions. [2018-12-02 00:34:03,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 00:34:03,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:04,857 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 00:34:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:09,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2410 states and 2737 transitions. [2018-12-02 00:34:09,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 2737 transitions. [2018-12-02 00:34:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 00:34:09,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:09,660 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 00:34:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2436 states and 2763 transitions. [2018-12-02 00:34:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2436 states and 2763 transitions. [2018-12-02 00:34:11,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 00:34:11,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:12,054 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 00:34:16,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:16,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2461 states and 2789 transitions. [2018-12-02 00:34:16,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 2789 transitions. [2018-12-02 00:34:16,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 00:34:16,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:16,531 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 00:34:17,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2487 states and 2814 transitions. [2018-12-02 00:34:17,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 2814 transitions. [2018-12-02 00:34:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 00:34:17,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:17,126 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 00:34:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 2492 states and 2818 transitions. [2018-12-02 00:34:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 2818 transitions. [2018-12-02 00:34:17,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 00:34:17,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:17,943 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 00:34:19,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:19,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 2497 states and 2823 transitions. [2018-12-02 00:34:19,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 2823 transitions. [2018-12-02 00:34:19,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 00:34:19,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 00:34:22,230 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2018-12-02 00:34:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:28,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2557 states and 2882 transitions. [2018-12-02 00:34:28,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 2882 transitions. [2018-12-02 00:34:28,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-02 00:34:28,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:28,752 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-02 00:34:29,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:29,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 2561 states and 2888 transitions. [2018-12-02 00:34:29,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 2888 transitions. [2018-12-02 00:34:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-02 00:34:29,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 170 proven. 3 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 00:34:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:29,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2581 states and 2909 transitions. [2018-12-02 00:34:29,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 2909 transitions. [2018-12-02 00:34:29,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-02 00:34:29,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:30,311 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 235 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-02 00:34:33,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:33,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2598 states and 2934 transitions. [2018-12-02 00:34:33,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2598 states and 2934 transitions. [2018-12-02 00:34:33,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-02 00:34:33,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:33,968 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 235 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-02 00:34:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:34,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 2601 states and 2936 transitions. [2018-12-02 00:34:34,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2601 states and 2936 transitions. [2018-12-02 00:34:34,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-02 00:34:34,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:34,522 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-02 00:34:34,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:34,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2613 states and 2950 transitions. [2018-12-02 00:34:34,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 2950 transitions. [2018-12-02 00:34:34,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-02 00:34:34,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:34,812 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-02 00:34:36,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:36,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2629 states and 2967 transitions. [2018-12-02 00:34:36,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 2967 transitions. [2018-12-02 00:34:36,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-02 00:34:36,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:36,507 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-02 00:34:36,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:36,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2645 states and 2983 transitions. [2018-12-02 00:34:36,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 2983 transitions. [2018-12-02 00:34:36,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-02 00:34:36,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-02 00:34:37,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:37,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 2659 states and 2997 transitions. [2018-12-02 00:34:37,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 2997 transitions. [2018-12-02 00:34:37,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-02 00:34:37,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:37,643 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 180 proven. 15 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-02 00:34:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:38,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 2667 states and 3005 transitions. [2018-12-02 00:34:38,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3005 transitions. [2018-12-02 00:34:38,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-02 00:34:38,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-02 00:34:38,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:38,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 2668 states and 3005 transitions. [2018-12-02 00:34:38,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 3005 transitions. [2018-12-02 00:34:38,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-02 00:34:38,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:38,655 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 00:34:39,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:39,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2696 states and 3036 transitions. [2018-12-02 00:34:39,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 3036 transitions. [2018-12-02 00:34:39,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-02 00:34:39,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:39,662 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 00:34:40,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:40,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 2712 states and 3051 transitions. [2018-12-02 00:34:40,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2712 states and 3051 transitions. [2018-12-02 00:34:40,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-02 00:34:40,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 00:34:40,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:40,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 2728 states and 3066 transitions. [2018-12-02 00:34:40,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3066 transitions. [2018-12-02 00:34:40,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-02 00:34:40,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 00:34:40,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:40,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 2730 states and 3067 transitions. [2018-12-02 00:34:40,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3067 transitions. [2018-12-02 00:34:40,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-02 00:34:40,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:40,799 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 42 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-02 00:34:41,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:41,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 2737 states and 3079 transitions. [2018-12-02 00:34:41,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3079 transitions. [2018-12-02 00:34:41,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-02 00:34:41,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:41,333 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 00:34:41,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:41,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 2739 states and 3081 transitions. [2018-12-02 00:34:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3081 transitions. [2018-12-02 00:34:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-02 00:34:41,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:41,702 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-12-02 00:34:42,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:42,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 2741 states and 3087 transitions. [2018-12-02 00:34:42,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3087 transitions. [2018-12-02 00:34:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-02 00:34:42,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:42,419 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 154 proven. 5 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 00:34:43,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:43,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 2755 states and 3101 transitions. [2018-12-02 00:34:43,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3101 transitions. [2018-12-02 00:34:43,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-02 00:34:43,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:43,624 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-02 00:34:43,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:43,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 2756 states and 3101 transitions. [2018-12-02 00:34:43,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 3101 transitions. [2018-12-02 00:34:43,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 00:34:43,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 00:34:45,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:45,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 2779 states and 3129 transitions. [2018-12-02 00:34:45,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3129 transitions. [2018-12-02 00:34:45,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 00:34:45,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:46,006 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 00:34:47,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:47,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 2789 states and 3138 transitions. [2018-12-02 00:34:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 3138 transitions. [2018-12-02 00:34:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 00:34:47,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:47,848 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 00:34:48,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:48,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 2792 states and 3140 transitions. [2018-12-02 00:34:48,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 3140 transitions. [2018-12-02 00:34:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 00:34:48,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:48,385 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 00:34:48,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 2801 states and 3149 transitions. [2018-12-02 00:34:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 3149 transitions. [2018-12-02 00:34:48,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 00:34:48,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:48,940 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 160 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 00:34:49,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:49,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 2808 states and 3155 transitions. [2018-12-02 00:34:49,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 3155 transitions. [2018-12-02 00:34:49,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 00:34:49,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:49,434 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 199 proven. 8 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 00:34:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:50,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 2816 states and 3169 transitions. [2018-12-02 00:34:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 3169 transitions. [2018-12-02 00:34:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-02 00:34:50,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:50,498 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-02 00:34:51,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:51,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 2821 states and 3177 transitions. [2018-12-02 00:34:51,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3177 transitions. [2018-12-02 00:34:51,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-02 00:34:51,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:51,653 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 00:34:53,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:53,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 2899 states and 3257 transitions. [2018-12-02 00:34:53,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 3257 transitions. [2018-12-02 00:34:53,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-02 00:34:53,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:53,895 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-02 00:34:56,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:34:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2906 states and 3265 transitions. [2018-12-02 00:34:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3265 transitions. [2018-12-02 00:34:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-02 00:34:56,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:34:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:34:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 430 proven. 63 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-02 00:35:02,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2951 states and 3319 transitions. [2018-12-02 00:35:02,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 3319 transitions. [2018-12-02 00:35:02,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-02 00:35:02,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 00:35:06,764 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2018-12-02 00:35:07,179 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2018-12-02 00:35:10,458 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 00:35:13,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3363 states to 2992 states and 3363 transitions. [2018-12-02 00:35:13,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 3363 transitions. [2018-12-02 00:35:13,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-02 00:35:13,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:13,499 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 00:35:14,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:14,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 3002 states and 3372 transitions. [2018-12-02 00:35:14,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 3372 transitions. [2018-12-02 00:35:14,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 00:35:14,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:14,896 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-02 00:35:15,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 3029 states and 3403 transitions. [2018-12-02 00:35:15,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3029 states and 3403 transitions. [2018-12-02 00:35:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-12-02 00:35:15,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 479 proven. 4 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-02 00:35:16,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:16,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 3053 states and 3427 transitions. [2018-12-02 00:35:16,105 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 3427 transitions. [2018-12-02 00:35:16,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-02 00:35:16,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:16,196 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-02 00:35:17,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 3071 states and 3446 transitions. [2018-12-02 00:35:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 3446 transitions. [2018-12-02 00:35:17,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-02 00:35:17,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:17,205 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-02 00:35:23,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:23,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 3134 states and 3518 transitions. [2018-12-02 00:35:23,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3134 states and 3518 transitions. [2018-12-02 00:35:23,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-02 00:35:23,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:23,661 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-02 00:35:24,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:24,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 3137 states and 3520 transitions. [2018-12-02 00:35:24,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 3520 transitions. [2018-12-02 00:35:24,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-02 00:35:24,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-02 00:35:26,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:26,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3165 states and 3548 transitions. [2018-12-02 00:35:26,111 INFO L276 IsEmpty]: Start isEmpty. Operand 3165 states and 3548 transitions. [2018-12-02 00:35:26,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-02 00:35:26,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:26,200 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-02 00:35:26,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:26,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 3179 states and 3563 transitions. [2018-12-02 00:35:26,744 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 3563 transitions. [2018-12-02 00:35:26,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-02 00:35:26,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:26,862 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-02 00:35:27,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 3195 states and 3580 transitions. [2018-12-02 00:35:27,382 INFO L276 IsEmpty]: Start isEmpty. Operand 3195 states and 3580 transitions. [2018-12-02 00:35:27,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2018-12-02 00:35:27,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:27,445 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-12-02 00:35:28,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 3215 states and 3600 transitions. [2018-12-02 00:35:28,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 3600 transitions. [2018-12-02 00:35:28,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-02 00:35:28,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-12-02 00:35:28,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:28,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 3216 states and 3602 transitions. [2018-12-02 00:35:28,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 3602 transitions. [2018-12-02 00:35:28,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-02 00:35:28,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:28,655 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 396 proven. 15 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-12-02 00:35:30,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:30,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 3246 states and 3637 transitions. [2018-12-02 00:35:30,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 3637 transitions. [2018-12-02 00:35:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-02 00:35:30,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 409 proven. 15 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2018-12-02 00:35:30,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:30,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 3250 states and 3642 transitions. [2018-12-02 00:35:30,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 3642 transitions. [2018-12-02 00:35:30,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-12-02 00:35:30,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:30,853 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 626 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 00:35:32,482 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-02 00:35:33,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:33,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3254 states and 3647 transitions. [2018-12-02 00:35:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 3647 transitions. [2018-12-02 00:35:33,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-12-02 00:35:33,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:34,299 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 558 proven. 4 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-02 00:35:35,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:35,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3264 states and 3662 transitions. [2018-12-02 00:35:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 3662 transitions. [2018-12-02 00:35:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-02 00:35:35,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:35,982 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 420 proven. 6 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-12-02 00:35:36,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:36,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3283 states and 3680 transitions. [2018-12-02 00:35:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 3680 transitions. [2018-12-02 00:35:36,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-12-02 00:35:36,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:36,165 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 420 proven. 6 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-12-02 00:35:36,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3284 states and 3680 transitions. [2018-12-02 00:35:36,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 3680 transitions. [2018-12-02 00:35:36,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-02 00:35:36,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:36,668 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-02 00:35:38,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:38,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3704 states to 3303 states and 3704 transitions. [2018-12-02 00:35:38,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3303 states and 3704 transitions. [2018-12-02 00:35:38,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-02 00:35:38,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:38,489 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-02 00:35:44,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:44,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 3358 states and 3771 transitions. [2018-12-02 00:35:44,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3358 states and 3771 transitions. [2018-12-02 00:35:44,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-02 00:35:44,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-02 00:35:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:35:50,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 3402 states and 3824 transitions. [2018-12-02 00:35:50,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3402 states and 3824 transitions. [2018-12-02 00:35:50,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-02 00:35:50,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:35:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:35:50,760 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-02 00:35:52,904 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2018-12-02 00:35:58,364 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2018-12-02 00:36:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3447 states and 3876 transitions. [2018-12-02 00:36:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3447 states and 3876 transitions. [2018-12-02 00:36:04,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-02 00:36:04,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:04,953 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-02 00:36:09,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:09,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3479 states and 3911 transitions. [2018-12-02 00:36:09,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 3911 transitions. [2018-12-02 00:36:09,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-02 00:36:09,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:09,174 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-02 00:36:11,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:11,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 3507 states and 3940 transitions. [2018-12-02 00:36:11,119 INFO L276 IsEmpty]: Start isEmpty. Operand 3507 states and 3940 transitions. [2018-12-02 00:36:11,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-02 00:36:11,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:11,218 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-02 00:36:13,322 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2018-12-02 00:36:15,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:15,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 3524 states and 3962 transitions. [2018-12-02 00:36:15,962 INFO L276 IsEmpty]: Start isEmpty. Operand 3524 states and 3962 transitions. [2018-12-02 00:36:15,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-02 00:36:15,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:16,062 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-02 00:36:16,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:16,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3545 states and 3984 transitions. [2018-12-02 00:36:16,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 3984 transitions. [2018-12-02 00:36:16,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-02 00:36:16,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2018-12-02 00:36:18,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:18,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3559 states and 3999 transitions. [2018-12-02 00:36:18,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3559 states and 3999 transitions. [2018-12-02 00:36:18,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-02 00:36:18,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:18,923 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-12-02 00:36:26,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:26,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 3613 states and 4070 transitions. [2018-12-02 00:36:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 4070 transitions. [2018-12-02 00:36:26,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-02 00:36:26,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:26,194 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-12-02 00:36:28,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:28,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 3625 states and 4088 transitions. [2018-12-02 00:36:28,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 4088 transitions. [2018-12-02 00:36:28,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-02 00:36:28,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-12-02 00:36:28,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 3630 states and 4092 transitions. [2018-12-02 00:36:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 4092 transitions. [2018-12-02 00:36:28,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-02 00:36:28,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:28,684 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-12-02 00:36:30,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:30,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 3653 states and 4114 transitions. [2018-12-02 00:36:30,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3653 states and 4114 transitions. [2018-12-02 00:36:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-02 00:36:30,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:30,249 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-12-02 00:36:30,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:30,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 3658 states and 4118 transitions. [2018-12-02 00:36:30,776 INFO L276 IsEmpty]: Start isEmpty. Operand 3658 states and 4118 transitions. [2018-12-02 00:36:30,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-02 00:36:30,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-12-02 00:36:31,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:31,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 3673 states and 4132 transitions. [2018-12-02 00:36:31,354 INFO L276 IsEmpty]: Start isEmpty. Operand 3673 states and 4132 transitions. [2018-12-02 00:36:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-12-02 00:36:31,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:31,692 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 594 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-02 00:36:33,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:33,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 3698 states and 4160 transitions. [2018-12-02 00:36:33,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 4160 transitions. [2018-12-02 00:36:33,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-12-02 00:36:33,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:33,504 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 594 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-02 00:36:34,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:34,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 3721 states and 4183 transitions. [2018-12-02 00:36:34,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3721 states and 4183 transitions. [2018-12-02 00:36:34,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-12-02 00:36:34,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:35,029 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-02 00:36:37,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:37,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4198 states to 3733 states and 4198 transitions. [2018-12-02 00:36:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 4198 transitions. [2018-12-02 00:36:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2018-12-02 00:36:37,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:37,635 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 526 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2018-12-02 00:36:38,900 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-02 00:36:41,385 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-02 00:36:43,252 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2018-12-02 00:36:45,275 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2018-12-02 00:36:49,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:49,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 3811 states and 4278 transitions. [2018-12-02 00:36:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 3811 states and 4278 transitions. [2018-12-02 00:36:49,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 00:36:49,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 552 proven. 8 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-02 00:36:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 3835 states and 4304 transitions. [2018-12-02 00:36:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 3835 states and 4304 transitions. [2018-12-02 00:36:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 00:36:50,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 552 proven. 8 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-02 00:36:52,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:52,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 3849 states and 4318 transitions. [2018-12-02 00:36:52,873 INFO L276 IsEmpty]: Start isEmpty. Operand 3849 states and 4318 transitions. [2018-12-02 00:36:52,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 00:36:52,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:52,980 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 552 proven. 8 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-02 00:36:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 3865 states and 4334 transitions. [2018-12-02 00:36:53,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4334 transitions. [2018-12-02 00:36:53,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-12-02 00:36:53,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 688 trivial. 0 not checked. [2018-12-02 00:36:54,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:54,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 3866 states and 4334 transitions. [2018-12-02 00:36:54,028 INFO L276 IsEmpty]: Start isEmpty. Operand 3866 states and 4334 transitions. [2018-12-02 00:36:54,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-02 00:36:54,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:54,232 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 577 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-12-02 00:36:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 3884 states and 4351 transitions. [2018-12-02 00:36:56,013 INFO L276 IsEmpty]: Start isEmpty. Operand 3884 states and 4351 transitions. [2018-12-02 00:36:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2018-12-02 00:36:56,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 639 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-12-02 00:36:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 3886 states and 4352 transitions. [2018-12-02 00:36:56,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3886 states and 4352 transitions. [2018-12-02 00:36:56,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-12-02 00:36:56,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:56,598 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 718 proven. 4 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-12-02 00:36:57,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:57,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4402 states to 3933 states and 4402 transitions. [2018-12-02 00:36:57,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 4402 transitions. [2018-12-02 00:36:57,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-12-02 00:36:57,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 718 proven. 4 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-12-02 00:36:59,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:36:59,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 3949 states and 4419 transitions. [2018-12-02 00:36:59,151 INFO L276 IsEmpty]: Start isEmpty. Operand 3949 states and 4419 transitions. [2018-12-02 00:36:59,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 00:36:59,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:36:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:36:59,272 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 00:37:01,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:01,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4451 states to 3976 states and 4451 transitions. [2018-12-02 00:37:01,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 4451 transitions. [2018-12-02 00:37:01,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 00:37:01,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:01,742 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 00:37:03,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:03,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4476 states to 3999 states and 4476 transitions. [2018-12-02 00:37:03,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 4476 transitions. [2018-12-02 00:37:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-12-02 00:37:03,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:03,675 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2018-12-02 00:37:04,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:04,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 4004 states and 4481 transitions. [2018-12-02 00:37:04,310 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 4481 transitions. [2018-12-02 00:37:04,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:04,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:04,435 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 00:37:16,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:16,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4554 states to 4068 states and 4554 transitions. [2018-12-02 00:37:16,501 INFO L276 IsEmpty]: Start isEmpty. Operand 4068 states and 4554 transitions. [2018-12-02 00:37:16,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:16,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:16,633 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 00:37:25,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:25,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 4099 states and 4588 transitions. [2018-12-02 00:37:25,904 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 4588 transitions. [2018-12-02 00:37:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:25,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:26,039 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 00:37:29,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 4122 states and 4611 transitions. [2018-12-02 00:37:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 4122 states and 4611 transitions. [2018-12-02 00:37:29,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:29,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:29,788 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 00:37:31,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:31,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4618 states to 4129 states and 4618 transitions. [2018-12-02 00:37:31,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4129 states and 4618 transitions. [2018-12-02 00:37:31,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:31,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:31,164 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 00:37:31,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4625 states to 4136 states and 4625 transitions. [2018-12-02 00:37:31,823 INFO L276 IsEmpty]: Start isEmpty. Operand 4136 states and 4625 transitions. [2018-12-02 00:37:31,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:31,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:31,990 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 00:37:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:34,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 4149 states and 4637 transitions. [2018-12-02 00:37:34,150 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 4637 transitions. [2018-12-02 00:37:34,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:34,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:34,275 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 00:37:35,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:35,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4645 states to 4156 states and 4645 transitions. [2018-12-02 00:37:35,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4156 states and 4645 transitions. [2018-12-02 00:37:35,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:35,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:35,213 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 00:37:35,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:35,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4661 states to 4172 states and 4661 transitions. [2018-12-02 00:37:35,943 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 4661 transitions. [2018-12-02 00:37:35,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:35,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:36,074 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 00:37:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4668 states to 4179 states and 4668 transitions. [2018-12-02 00:37:36,789 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 4668 transitions. [2018-12-02 00:37:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:36,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 683 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2018-12-02 00:37:38,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:38,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4693 states to 4204 states and 4693 transitions. [2018-12-02 00:37:38,474 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 4693 transitions. [2018-12-02 00:37:38,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:38,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 683 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2018-12-02 00:37:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:39,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4708 states to 4220 states and 4708 transitions. [2018-12-02 00:37:39,183 INFO L276 IsEmpty]: Start isEmpty. Operand 4220 states and 4708 transitions. [2018-12-02 00:37:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-12-02 00:37:39,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 683 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2018-12-02 00:37:40,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4721 states to 4234 states and 4721 transitions. [2018-12-02 00:37:40,279 INFO L276 IsEmpty]: Start isEmpty. Operand 4234 states and 4721 transitions. [2018-12-02 00:37:40,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2018-12-02 00:37:40,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 751 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2018-12-02 00:37:44,497 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2018-12-02 00:37:46,727 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2018-12-02 00:37:47,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:47,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4800 states to 4312 states and 4800 transitions. [2018-12-02 00:37:47,796 INFO L276 IsEmpty]: Start isEmpty. Operand 4312 states and 4800 transitions. [2018-12-02 00:37:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2018-12-02 00:37:47,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:47,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 729 proven. 4 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2018-12-02 00:37:49,360 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-02 00:37:53,042 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-02 00:37:54,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:54,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4817 states to 4327 states and 4817 transitions. [2018-12-02 00:37:54,341 INFO L276 IsEmpty]: Start isEmpty. Operand 4327 states and 4817 transitions. [2018-12-02 00:37:54,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2018-12-02 00:37:54,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:54,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 729 proven. 4 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2018-12-02 00:37:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:37:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4823 states to 4334 states and 4823 transitions. [2018-12-02 00:37:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 4334 states and 4823 transitions. [2018-12-02 00:37:54,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-12-02 00:37:54,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:37:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:37:55,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 149 proven. 604 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-02 00:38:03,716 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-02 00:38:19,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:38:19,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4985 states to 4474 states and 4985 transitions. [2018-12-02 00:38:19,624 INFO L276 IsEmpty]: Start isEmpty. Operand 4474 states and 4985 transitions. [2018-12-02 00:38:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-12-02 00:38:19,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:38:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:38:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 149 proven. 604 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-02 00:38:23,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:38:23,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4925 states to 4414 states and 4925 transitions. [2018-12-02 00:38:23,623 INFO L276 IsEmpty]: Start isEmpty. Operand 4414 states and 4925 transitions. [2018-12-02 00:38:23,625 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 00:38:23,625 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 200 iterations. [2018-12-02 00:38:23,631 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 00:38:23,816 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 44 [2018-12-02 00:38:23,927 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2018-12-02 00:38:24,304 WARN L180 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 49 [2018-12-02 00:38:24,522 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 24 [2018-12-02 00:38:24,692 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2018-12-02 00:38:24,810 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-12-02 00:38:24,919 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2018-12-02 00:38:25,091 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2018-12-02 00:38:25,344 WARN L180 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 47 [2018-12-02 00:38:25,619 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 47 [2018-12-02 00:38:25,793 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-12-02 00:38:25,972 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2018-12-02 00:38:26,088 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 23 [2018-12-02 00:38:26,203 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 23 [2018-12-02 00:38:26,339 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 23 [2018-12-02 00:38:26,573 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-12-02 00:38:26,724 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2018-12-02 00:38:26,890 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 24 [2018-12-02 00:38:27,040 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 23 [2018-12-02 00:38:27,157 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 24 [2018-12-02 00:38:27,443 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 47 [2018-12-02 00:38:27,667 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2018-12-02 00:38:27,784 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 23 [2018-12-02 00:38:28,046 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 58 [2018-12-02 00:38:28,189 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 23 [2018-12-02 00:38:28,348 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2018-12-02 00:38:28,497 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 23 [2018-12-02 00:38:28,664 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2018-12-02 00:38:28,774 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 24 [2018-12-02 00:38:28,940 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2018-12-02 00:38:29,063 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 23 [2018-12-02 00:38:29,254 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-12-02 00:38:29,364 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-12-02 00:38:29,503 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 23 [2018-12-02 00:38:29,694 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2018-12-02 00:38:29,815 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 23 [2018-12-02 00:38:29,964 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2018-12-02 00:38:30,140 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 49 [2018-12-02 00:38:30,417 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2018-12-02 00:38:30,541 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 23 [2018-12-02 00:38:30,664 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2018-12-02 00:38:30,833 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-12-02 00:38:30,983 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 23 [2018-12-02 00:38:31,096 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 24 [2018-12-02 00:38:31,307 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2018-12-02 00:38:31,426 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2018-12-02 00:38:31,545 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 24 [2018-12-02 00:38:31,759 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 24 [2018-12-02 00:38:31,926 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 24 [2018-12-02 00:38:32,113 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-12-02 00:38:32,447 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 48 [2018-12-02 00:38:32,562 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 24 [2018-12-02 00:38:32,709 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 23 [2018-12-02 00:38:32,860 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 23 [2018-12-02 00:38:33,034 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 24 [2018-12-02 00:38:33,228 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 44 [2018-12-02 00:38:33,478 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 23 [2018-12-02 00:38:33,591 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 24 [2018-12-02 00:38:33,715 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 24 [2018-12-02 00:38:33,897 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2018-12-02 00:38:34,096 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-12-02 00:38:34,259 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 23 [2018-12-02 00:38:34,487 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 49 [2018-12-02 00:38:34,625 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 23 [2018-12-02 00:38:34,818 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2018-12-02 00:38:34,818 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 00:38:34,820 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-02 00:38:34,825 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-02 00:38:34,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:38:34 ImpRootNode [2018-12-02 00:38:34,825 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 00:38:34,826 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:38:34,826 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:38:34,826 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:38:34,826 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:32:37" (3/4) ... [2018-12-02 00:38:34,828 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 00:38:34,839 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-02 00:38:34,839 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-02 00:38:34,840 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 00:38:34,841 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 00:38:34,902 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_20e3e33b-7288-44dc-9dc5-75f5d6a2dfc1/bin-2019/ukojak/witness.graphml [2018-12-02 00:38:34,902 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:38:34,902 INFO L168 Benchmark]: Toolchain (without parser) took 358462.14 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.9 GB). Free memory was 945.3 MB in the beginning and 2.1 GB in the end (delta: -1.1 GB). Peak memory consumption was 719.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:38:34,903 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:38:34,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -133.3 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2018-12-02 00:38:34,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 00:38:34,903 INFO L168 Benchmark]: Boogie Preprocessor took 40.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 00:38:34,903 INFO L168 Benchmark]: RCFGBuilder took 1045.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 849.9 MB in the end (delta: 217.8 MB). Peak memory consumption was 217.8 MB. Max. memory is 11.5 GB. [2018-12-02 00:38:34,903 INFO L168 Benchmark]: CodeCheck took 356886.63 ms. Allocated memory was 1.1 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 849.9 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-12-02 00:38:34,904 INFO L168 Benchmark]: Witness Printer took 76.34 ms. Allocated memory is still 2.9 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. [2018-12-02 00:38:34,905 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 345.6s OverallTime, 200 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1086324808 SDtfs, -156098766 SDslu, 744489488 SDs, 0 SdLazy, -661561200 SolverSat, -411040638 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1224.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 315933 GetRequests, 306213 SyntacticMatches, 7728 SemanticMatches, 1992 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2799204 ImplicationChecksByTransitivity, 305.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 17.4s InterpolantComputationTime, 48427 NumberOfCodeBlocks, 48427 NumberOfCodeBlocksAsserted, 199 NumberOfCheckSat, 48228 ConstructedInterpolants, 0 QuantifiedInterpolants, 55903137 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 199 InterpolantComputations, 114 PerfectInterpolantSequences, 68373/70755 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: 571]: 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 || a17 == 8) || !(a28 == 9)) || !(a19 == 1)) || (!(a17 == 7) && a21 == 1) || !(a25 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a11 == 1 || a17 == 8) || !(a28 == 9)) || !(a19 == 1)) || (!(a17 == 7) && a21 == 1) || !(a25 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -133.3 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1045.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 849.9 MB in the end (delta: 217.8 MB). Peak memory consumption was 217.8 MB. Max. memory is 11.5 GB. * CodeCheck took 356886.63 ms. Allocated memory was 1.1 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 849.9 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. * Witness Printer took 76.34 ms. Allocated memory is still 2.9 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...