./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label19_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_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/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 1dbe756481135ac1d54a76a4eed07fd2745a9deb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 21:48:27,421 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 21:48:27,422 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 21:48:27,428 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 21:48:27,428 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 21:48:27,428 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 21:48:27,429 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 21:48:27,430 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 21:48:27,431 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 21:48:27,431 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 21:48:27,432 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 21:48:27,432 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 21:48:27,432 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 21:48:27,433 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 21:48:27,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 21:48:27,434 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 21:48:27,434 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 21:48:27,436 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 21:48:27,437 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 21:48:27,437 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 21:48:27,438 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 21:48:27,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 21:48:27,440 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 21:48:27,440 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 21:48:27,440 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 21:48:27,440 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 21:48:27,441 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 21:48:27,441 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 21:48:27,442 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 21:48:27,442 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 21:48:27,442 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 21:48:27,443 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 21:48:27,443 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 21:48:27,443 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 21:48:27,443 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 21:48:27,444 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 21:48:27,444 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 21:48:27,452 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 21:48:27,452 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 21:48:27,452 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 21:48:27,452 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 21:48:27,453 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 21:48:27,453 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 21:48:27,453 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 21:48:27,453 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 21:48:27,453 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 21:48:27,453 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 21:48:27,453 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 21:48:27,454 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 21:48:27,454 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 21:48:27,454 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 21:48:27,454 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 21:48:27,454 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 21:48:27,454 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 21:48:27,454 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 21:48:27,454 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 21:48:27,454 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 21:48:27,455 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 21:48:27,455 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 21:48:27,455 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 21:48:27,455 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 21:48:27,455 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 21:48:27,455 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 21:48:27,455 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 21:48:27,455 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 21:48:27,455 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 21:48:27,455 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_d7acd69c-be72-4b27-9685-db7d7db495a5/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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2018-12-01 21:48:27,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 21:48:27,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 21:48:27,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 21:48:27,487 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 21:48:27,487 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 21:48:27,488 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-12-01 21:48:27,526 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/data/26ce5361a/ca9b5315ff1c46d89890715a3ae2c1e8/FLAG4f1f6af22 [2018-12-01 21:48:27,997 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 21:48:27,998 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/sv-benchmarks/c/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-12-01 21:48:28,004 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/data/26ce5361a/ca9b5315ff1c46d89890715a3ae2c1e8/FLAG4f1f6af22 [2018-12-01 21:48:28,012 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/data/26ce5361a/ca9b5315ff1c46d89890715a3ae2c1e8 [2018-12-01 21:48:28,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 21:48:28,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 21:48:28,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 21:48:28,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 21:48:28,017 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 21:48:28,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2caf47c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28, skipping insertion in model container [2018-12-01 21:48:28,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 21:48:28,046 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 21:48:28,215 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 21:48:28,218 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 21:48:28,303 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 21:48:28,312 INFO L195 MainTranslator]: Completed translation [2018-12-01 21:48:28,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28 WrapperNode [2018-12-01 21:48:28,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 21:48:28,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 21:48:28,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 21:48:28,313 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 21:48:28,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 21:48:28,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 21:48:28,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 21:48:28,354 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 21:48:28,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... [2018-12-01 21:48:28,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 21:48:28,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 21:48:28,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 21:48:28,383 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 21:48:28,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:48:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/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 [2018-12-01 21:48:28,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 21:48:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 21:48:29,374 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 21:48:29,374 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-01 21:48:29,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:48:29 BoogieIcfgContainer [2018-12-01 21:48:29,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 21:48:29,375 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 21:48:29,375 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 21:48:29,383 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 21:48:29,383 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:48:29" (1/1) ... [2018-12-01 21:48:29,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 21:48:29,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:29,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-01 21:48:29,416 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-01 21:48:29,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 21:48:29,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:29,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:29,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:29,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2018-12-01 21:48:29,901 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2018-12-01 21:48:29,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 21:48:29,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:29,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:30,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:30,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2018-12-01 21:48:30,121 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2018-12-01 21:48:30,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 21:48:30,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:30,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:30,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:30,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2018-12-01 21:48:30,226 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2018-12-01 21:48:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 21:48:30,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:30,275 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:30,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2018-12-01 21:48:30,450 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2018-12-01 21:48:30,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 21:48:30,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:30,472 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 21:48:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2018-12-01 21:48:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2018-12-01 21:48:30,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-01 21:48:30,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:30,541 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 21:48:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:30,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2018-12-01 21:48:30,847 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2018-12-01 21:48:30,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 21:48:30,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:30,907 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:31,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:31,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2018-12-01 21:48:31,189 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2018-12-01 21:48:31,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 21:48:31,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:31,271 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:31,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:31,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2018-12-01 21:48:31,711 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2018-12-01 21:48:31,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 21:48:31,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:31,738 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:32,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:32,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 201 states and 330 transitions. [2018-12-01 21:48:32,061 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 330 transitions. [2018-12-01 21:48:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 21:48:32,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:32,074 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:32,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:32,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 205 states and 336 transitions. [2018-12-01 21:48:32,093 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 336 transitions. [2018-12-01 21:48:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 21:48:32,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:32,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 220 states and 361 transitions. [2018-12-01 21:48:32,634 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 361 transitions. [2018-12-01 21:48:32,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 21:48:32,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:32,656 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:32,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 221 states and 364 transitions. [2018-12-01 21:48:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 364 transitions. [2018-12-01 21:48:32,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-01 21:48:32,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:32,838 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 21:48:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-12-01 21:48:33,043 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-12-01 21:48:33,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-01 21:48:33,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 21:48:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 244 states and 397 transitions. [2018-12-01 21:48:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 397 transitions. [2018-12-01 21:48:33,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-01 21:48:33,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:33,729 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 21:48:33,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:33,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 245 states and 400 transitions. [2018-12-01 21:48:33,875 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 400 transitions. [2018-12-01 21:48:33,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 21:48:33,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:34,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 265 states and 427 transitions. [2018-12-01 21:48:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 427 transitions. [2018-12-01 21:48:34,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-01 21:48:34,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:34,404 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 21:48:34,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:34,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 268 states and 431 transitions. [2018-12-01 21:48:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 431 transitions. [2018-12-01 21:48:34,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-01 21:48:34,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:34,517 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 21:48:34,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:34,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 269 states and 431 transitions. [2018-12-01 21:48:34,540 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 431 transitions. [2018-12-01 21:48:34,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-01 21:48:34,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:34,557 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:34,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:34,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 276 states and 439 transitions. [2018-12-01 21:48:34,637 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 439 transitions. [2018-12-01 21:48:34,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-01 21:48:34,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:34,650 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 21:48:34,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:34,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 279 states and 444 transitions. [2018-12-01 21:48:34,773 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 444 transitions. [2018-12-01 21:48:34,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-01 21:48:34,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:34,854 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:35,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:35,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 306 states and 480 transitions. [2018-12-01 21:48:35,637 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 480 transitions. [2018-12-01 21:48:35,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-01 21:48:35,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:35,660 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 21:48:37,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:37,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 321 states and 500 transitions. [2018-12-01 21:48:37,241 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 500 transitions. [2018-12-01 21:48:37,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-01 21:48:37,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 21:48:37,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 322 states and 502 transitions. [2018-12-01 21:48:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 502 transitions. [2018-12-01 21:48:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-01 21:48:37,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:37,449 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:38,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:38,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 337 states and 521 transitions. [2018-12-01 21:48:38,150 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 521 transitions. [2018-12-01 21:48:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-01 21:48:38,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:38,186 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:38,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:38,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 340 states and 524 transitions. [2018-12-01 21:48:38,321 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 524 transitions. [2018-12-01 21:48:38,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-01 21:48:38,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:38,345 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 343 states and 527 transitions. [2018-12-01 21:48:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 527 transitions. [2018-12-01 21:48:38,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-01 21:48:38,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:38,536 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 21:48:38,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:38,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 345 states and 529 transitions. [2018-12-01 21:48:38,600 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 529 transitions. [2018-12-01 21:48:38,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-01 21:48:38,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:38,615 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 21:48:39,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:39,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 368 states and 557 transitions. [2018-12-01 21:48:39,328 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 557 transitions. [2018-12-01 21:48:39,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-01 21:48:39,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-01 21:48:40,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:40,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 460 states and 662 transitions. [2018-12-01 21:48:40,559 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 662 transitions. [2018-12-01 21:48:40,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-01 21:48:40,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:40,633 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 465 states and 668 transitions. [2018-12-01 21:48:40,923 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 668 transitions. [2018-12-01 21:48:40,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 21:48:40,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:40,939 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 21:48:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:41,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 472 states and 675 transitions. [2018-12-01 21:48:41,186 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 675 transitions. [2018-12-01 21:48:41,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 21:48:41,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:41,202 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 21:48:41,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:41,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 480 states and 682 transitions. [2018-12-01 21:48:41,392 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 682 transitions. [2018-12-01 21:48:41,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-01 21:48:41,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:41,409 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 21:48:41,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:41,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 484 states and 687 transitions. [2018-12-01 21:48:41,548 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 687 transitions. [2018-12-01 21:48:41,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-01 21:48:41,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 21:48:41,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:41,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 493 states and 698 transitions. [2018-12-01 21:48:41,754 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 698 transitions. [2018-12-01 21:48:41,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-01 21:48:41,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:41,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:41,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 501 states and 706 transitions. [2018-12-01 21:48:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 706 transitions. [2018-12-01 21:48:41,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 21:48:41,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:41,988 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:42,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:42,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 519 states and 735 transitions. [2018-12-01 21:48:42,534 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 735 transitions. [2018-12-01 21:48:42,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 21:48:42,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:42,577 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:42,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 539 states and 759 transitions. [2018-12-01 21:48:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 759 transitions. [2018-12-01 21:48:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-01 21:48:42,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:45,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 562 states and 796 transitions. [2018-12-01 21:48:45,577 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 796 transitions. [2018-12-01 21:48:45,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-01 21:48:45,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:45,661 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:46,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:46,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 573 states and 809 transitions. [2018-12-01 21:48:46,059 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 809 transitions. [2018-12-01 21:48:46,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-01 21:48:46,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:46,089 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:46,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:46,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 596 states and 833 transitions. [2018-12-01 21:48:46,253 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 833 transitions. [2018-12-01 21:48:46,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-01 21:48:46,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:46,275 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:46,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 605 states and 844 transitions. [2018-12-01 21:48:46,566 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 844 transitions. [2018-12-01 21:48:46,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-01 21:48:46,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:46,593 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:46,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:46,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 612 states and 850 transitions. [2018-12-01 21:48:46,814 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 850 transitions. [2018-12-01 21:48:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-01 21:48:46,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:46,840 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:47,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 627 states and 864 transitions. [2018-12-01 21:48:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 864 transitions. [2018-12-01 21:48:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-01 21:48:47,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:47,064 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:48,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:48,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 658 states and 906 transitions. [2018-12-01 21:48:48,694 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 906 transitions. [2018-12-01 21:48:48,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-01 21:48:48,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 669 states and 917 transitions. [2018-12-01 21:48:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 917 transitions. [2018-12-01 21:48:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-01 21:48:49,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:48:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:49,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 680 states and 928 transitions. [2018-12-01 21:48:49,646 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 928 transitions. [2018-12-01 21:48:49,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-01 21:48:49,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:50,220 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:48:54,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:54,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 747 states and 996 transitions. [2018-12-01 21:48:54,912 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 996 transitions. [2018-12-01 21:48:54,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-01 21:48:54,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:54,949 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 21:48:55,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:55,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 773 states and 1024 transitions. [2018-12-01 21:48:55,784 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1024 transitions. [2018-12-01 21:48:55,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 21:48:55,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:55,805 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 21:48:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:55,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 784 states and 1039 transitions. [2018-12-01 21:48:55,942 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1039 transitions. [2018-12-01 21:48:55,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 21:48:55,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 21:48:56,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 799 states and 1055 transitions. [2018-12-01 21:48:56,245 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1055 transitions. [2018-12-01 21:48:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 21:48:56,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:56,270 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 21:48:56,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:56,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 801 states and 1057 transitions. [2018-12-01 21:48:56,467 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1057 transitions. [2018-12-01 21:48:56,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 21:48:56,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:56,486 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 21:48:56,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:48:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 816 states and 1071 transitions. [2018-12-01 21:48:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1071 transitions. [2018-12-01 21:48:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 21:48:56,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:48:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:48:56,734 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-01 21:49:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:01,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 883 states and 1148 transitions. [2018-12-01 21:49:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1148 transitions. [2018-12-01 21:49:01,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 21:49:01,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:01,519 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-01 21:49:01,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:01,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 890 states and 1154 transitions. [2018-12-01 21:49:01,574 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1154 transitions. [2018-12-01 21:49:01,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 21:49:01,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 21:49:01,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:01,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 910 states and 1176 transitions. [2018-12-01 21:49:01,834 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1176 transitions. [2018-12-01 21:49:01,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 21:49:01,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 21:49:02,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:02,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 913 states and 1180 transitions. [2018-12-01 21:49:02,168 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1180 transitions. [2018-12-01 21:49:02,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-01 21:49:02,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:02,363 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 21:49:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 984 states and 1251 transitions. [2018-12-01 21:49:04,083 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1251 transitions. [2018-12-01 21:49:04,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 21:49:04,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:04,185 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:49:04,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 996 states and 1267 transitions. [2018-12-01 21:49:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1267 transitions. [2018-12-01 21:49:04,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-01 21:49:04,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:04,879 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:49:05,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:05,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1011 states and 1287 transitions. [2018-12-01 21:49:05,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1287 transitions. [2018-12-01 21:49:05,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-01 21:49:05,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:49:06,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:06,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1022 states and 1300 transitions. [2018-12-01 21:49:06,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1300 transitions. [2018-12-01 21:49:06,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-01 21:49:06,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:06,201 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-01 21:49:08,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1042 states and 1328 transitions. [2018-12-01 21:49:08,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1328 transitions. [2018-12-01 21:49:08,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-01 21:49:08,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:08,661 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-01 21:49:08,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:08,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1050 states and 1335 transitions. [2018-12-01 21:49:08,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1335 transitions. [2018-12-01 21:49:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 21:49:08,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:08,850 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 21:49:10,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:10,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1088 states and 1371 transitions. [2018-12-01 21:49:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1371 transitions. [2018-12-01 21:49:10,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-01 21:49:10,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 21:49:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:10,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1095 states and 1380 transitions. [2018-12-01 21:49:10,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1380 transitions. [2018-12-01 21:49:10,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-01 21:49:10,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:10,925 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-01 21:49:11,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:11,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1102 states and 1387 transitions. [2018-12-01 21:49:11,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1387 transitions. [2018-12-01 21:49:11,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-01 21:49:11,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:11,075 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-01 21:49:11,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1104 states and 1389 transitions. [2018-12-01 21:49:11,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1389 transitions. [2018-12-01 21:49:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-01 21:49:11,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:49:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1146 states and 1442 transitions. [2018-12-01 21:49:14,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1442 transitions. [2018-12-01 21:49:14,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 21:49:14,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 161 proven. 8 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-01 21:49:20,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:20,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1170 states and 1473 transitions. [2018-12-01 21:49:20,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1473 transitions. [2018-12-01 21:49:20,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 21:49:20,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:20,309 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 161 proven. 8 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-01 21:49:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1182 states and 1485 transitions. [2018-12-01 21:49:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1485 transitions. [2018-12-01 21:49:20,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 21:49:20,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:20,875 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-01 21:49:20,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:20,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1184 states and 1487 transitions. [2018-12-01 21:49:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1487 transitions. [2018-12-01 21:49:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-01 21:49:20,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:22,022 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 21:49:22,937 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-01 21:49:24,323 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-01 21:49:26,289 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-01 21:49:27,171 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-01 21:49:28,658 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-01 21:49:29,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:29,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1236 states and 1541 transitions. [2018-12-01 21:49:29,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1541 transitions. [2018-12-01 21:49:29,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 21:49:29,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-01 21:49:30,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:30,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1257 states and 1564 transitions. [2018-12-01 21:49:30,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1564 transitions. [2018-12-01 21:49:30,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 21:49:30,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:30,378 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-01 21:49:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:30,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1261 states and 1571 transitions. [2018-12-01 21:49:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1571 transitions. [2018-12-01 21:49:30,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 21:49:30,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:30,667 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-01 21:49:31,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:31,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1262 states and 1574 transitions. [2018-12-01 21:49:31,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1574 transitions. [2018-12-01 21:49:31,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-01 21:49:31,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:31,667 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 21:49:32,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:32,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1268 states and 1581 transitions. [2018-12-01 21:49:32,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1581 transitions. [2018-12-01 21:49:32,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 21:49:32,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 21:49:32,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1270 states and 1584 transitions. [2018-12-01 21:49:32,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1584 transitions. [2018-12-01 21:49:32,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 21:49:32,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:32,373 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 21:49:32,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:32,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1285 states and 1599 transitions. [2018-12-01 21:49:32,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1599 transitions. [2018-12-01 21:49:32,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 21:49:32,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 21:49:33,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:33,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1297 states and 1612 transitions. [2018-12-01 21:49:33,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1612 transitions. [2018-12-01 21:49:33,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-01 21:49:33,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:33,304 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-01 21:49:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:34,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1308 states and 1626 transitions. [2018-12-01 21:49:34,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1626 transitions. [2018-12-01 21:49:34,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-01 21:49:34,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:34,266 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-01 21:49:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:35,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1325 states and 1644 transitions. [2018-12-01 21:49:35,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1644 transitions. [2018-12-01 21:49:35,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-01 21:49:35,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:35,675 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 242 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 21:49:36,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:49:36,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1334 states and 1661 transitions. [2018-12-01 21:49:36,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1661 transitions. [2018-12-01 21:49:36,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-01 21:49:36,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:49:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:49:39,505 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 21:49:45,646 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2018-12-01 21:49:47,986 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2018-12-01 21:49:52,599 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2018-12-01 21:49:54,553 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-01 21:49:55,826 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-01 21:49:57,751 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-01 21:50:00,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:00,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1399 states and 1732 transitions. [2018-12-01 21:50:00,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1732 transitions. [2018-12-01 21:50:00,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-01 21:50:00,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 21:50:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1410 states and 1743 transitions. [2018-12-01 21:50:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1743 transitions. [2018-12-01 21:50:01,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-01 21:50:01,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 21:50:06,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:06,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1433 states and 1768 transitions. [2018-12-01 21:50:06,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1768 transitions. [2018-12-01 21:50:06,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-01 21:50:06,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 21:50:06,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1437 states and 1772 transitions. [2018-12-01 21:50:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1772 transitions. [2018-12-01 21:50:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 21:50:06,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:06,760 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 21:50:08,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:08,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1441 states and 1777 transitions. [2018-12-01 21:50:08,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1777 transitions. [2018-12-01 21:50:08,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 21:50:08,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:08,456 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:50:10,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1465 states and 1807 transitions. [2018-12-01 21:50:10,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 1807 transitions. [2018-12-01 21:50:10,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 21:50:10,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:10,491 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:50:10,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:10,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1476 states and 1817 transitions. [2018-12-01 21:50:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1817 transitions. [2018-12-01 21:50:10,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 21:50:10,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:50:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:11,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1496 states and 1841 transitions. [2018-12-01 21:50:11,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1841 transitions. [2018-12-01 21:50:11,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 21:50:11,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:50:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:12,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1497 states and 1841 transitions. [2018-12-01 21:50:12,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1841 transitions. [2018-12-01 21:50:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 21:50:12,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:12,208 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-01 21:50:13,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:13,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1521 states and 1868 transitions. [2018-12-01 21:50:13,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1868 transitions. [2018-12-01 21:50:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 21:50:13,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:13,676 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-01 21:50:14,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:14,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1532 states and 1879 transitions. [2018-12-01 21:50:14,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1879 transitions. [2018-12-01 21:50:14,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-01 21:50:14,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 21:50:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1537 states and 1888 transitions. [2018-12-01 21:50:14,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1888 transitions. [2018-12-01 21:50:14,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-01 21:50:14,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:14,757 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-01 21:50:18,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:18,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1557 states and 1909 transitions. [2018-12-01 21:50:18,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1909 transitions. [2018-12-01 21:50:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-01 21:50:18,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-01 21:50:18,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:18,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1566 states and 1919 transitions. [2018-12-01 21:50:18,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1919 transitions. [2018-12-01 21:50:18,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-01 21:50:18,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:19,004 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-01 21:50:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:19,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1572 states and 1926 transitions. [2018-12-01 21:50:19,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1926 transitions. [2018-12-01 21:50:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-01 21:50:19,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:22,568 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2018-12-01 21:50:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 21:50:26,065 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-01 21:50:27,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:27,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1596 states and 1956 transitions. [2018-12-01 21:50:27,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1956 transitions. [2018-12-01 21:50:27,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-01 21:50:27,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:27,569 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 21:50:28,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:28,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1607 states and 1968 transitions. [2018-12-01 21:50:28,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 1968 transitions. [2018-12-01 21:50:28,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-01 21:50:28,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-01 21:50:30,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1623 states and 1983 transitions. [2018-12-01 21:50:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 1983 transitions. [2018-12-01 21:50:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-01 21:50:30,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:30,343 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-01 21:50:30,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:30,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1627 states and 1990 transitions. [2018-12-01 21:50:30,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1990 transitions. [2018-12-01 21:50:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-01 21:50:30,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:30,695 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-01 21:50:30,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:30,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1629 states and 1991 transitions. [2018-12-01 21:50:30,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 1991 transitions. [2018-12-01 21:50:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-01 21:50:30,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:30,994 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 21:50:31,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:31,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1641 states and 2006 transitions. [2018-12-01 21:50:31,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2006 transitions. [2018-12-01 21:50:31,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-01 21:50:31,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:32,015 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-01 21:50:32,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:32,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1643 states and 2007 transitions. [2018-12-01 21:50:32,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2007 transitions. [2018-12-01 21:50:32,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-01 21:50:32,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:32,310 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 21:50:34,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:34,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1681 states and 2047 transitions. [2018-12-01 21:50:34,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2047 transitions. [2018-12-01 21:50:34,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-01 21:50:34,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:35,632 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 21:50:39,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:39,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1685 states and 2054 transitions. [2018-12-01 21:50:39,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2054 transitions. [2018-12-01 21:50:39,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-01 21:50:39,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:39,999 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-01 21:50:40,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:40,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1688 states and 2056 transitions. [2018-12-01 21:50:40,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2056 transitions. [2018-12-01 21:50:40,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-01 21:50:40,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-01 21:50:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1775 states and 2156 transitions. [2018-12-01 21:50:42,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2156 transitions. [2018-12-01 21:50:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-01 21:50:42,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:42,220 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2018-12-01 21:50:43,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1779 states and 2159 transitions. [2018-12-01 21:50:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2159 transitions. [2018-12-01 21:50:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-01 21:50:43,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:43,117 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-01 21:50:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:45,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1798 states and 2187 transitions. [2018-12-01 21:50:45,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2187 transitions. [2018-12-01 21:50:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-01 21:50:45,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-01 21:50:46,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:46,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1808 states and 2199 transitions. [2018-12-01 21:50:46,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2199 transitions. [2018-12-01 21:50:46,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-01 21:50:46,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-01 21:50:47,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:47,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1816 states and 2207 transitions. [2018-12-01 21:50:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2207 transitions. [2018-12-01 21:50:47,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-01 21:50:47,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:47,236 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-01 21:50:50,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:50,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1859 states and 2248 transitions. [2018-12-01 21:50:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2248 transitions. [2018-12-01 21:50:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-01 21:50:50,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:51,044 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-01 21:50:51,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:51,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1863 states and 2252 transitions. [2018-12-01 21:50:51,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2252 transitions. [2018-12-01 21:50:51,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-01 21:50:51,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-12-01 21:50:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:51,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1873 states and 2262 transitions. [2018-12-01 21:50:51,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2262 transitions. [2018-12-01 21:50:51,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-01 21:50:51,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:51,629 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-12-01 21:50:52,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:50:52,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1884 states and 2272 transitions. [2018-12-01 21:50:52,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2272 transitions. [2018-12-01 21:50:52,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 21:50:52,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:50:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:50:54,305 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2018-12-01 21:50:55,339 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2018-12-01 21:50:56,308 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 24 [2018-12-01 21:50:56,439 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-01 21:51:00,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:00,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1908 states and 2300 transitions. [2018-12-01 21:51:00,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2300 transitions. [2018-12-01 21:51:00,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 21:51:00,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-01 21:51:01,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:01,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1919 states and 2311 transitions. [2018-12-01 21:51:01,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2311 transitions. [2018-12-01 21:51:01,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-01 21:51:01,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:01,950 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-12-01 21:51:02,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:02,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1923 states and 2318 transitions. [2018-12-01 21:51:02,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2318 transitions. [2018-12-01 21:51:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-01 21:51:02,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:02,427 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-12-01 21:51:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1928 states and 2322 transitions. [2018-12-01 21:51:03,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2322 transitions. [2018-12-01 21:51:03,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-01 21:51:03,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:04,015 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 535 proven. 39 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-01 21:51:06,350 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2018-12-01 21:51:08,500 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2018-12-01 21:51:08,786 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2018-12-01 21:51:11,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:11,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 1958 states and 2357 transitions. [2018-12-01 21:51:11,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2357 transitions. [2018-12-01 21:51:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-01 21:51:11,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:12,049 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-01 21:51:14,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 1988 states and 2387 transitions. [2018-12-01 21:51:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2387 transitions. [2018-12-01 21:51:14,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-01 21:51:14,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:15,053 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-01 21:51:23,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:23,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2034 states and 2448 transitions. [2018-12-01 21:51:23,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2448 transitions. [2018-12-01 21:51:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-01 21:51:23,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:23,305 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-01 21:51:24,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:24,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 2043 states and 2459 transitions. [2018-12-01 21:51:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2459 transitions. [2018-12-01 21:51:24,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 21:51:24,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:24,320 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-01 21:51:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:25,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 2086 states and 2509 transitions. [2018-12-01 21:51:25,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 2509 transitions. [2018-12-01 21:51:25,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 21:51:25,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:26,087 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-01 21:51:29,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2110 states and 2535 transitions. [2018-12-01 21:51:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2535 transitions. [2018-12-01 21:51:29,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 21:51:29,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:29,894 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-01 21:51:30,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:30,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2122 states and 2548 transitions. [2018-12-01 21:51:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2548 transitions. [2018-12-01 21:51:30,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 21:51:30,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:30,283 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-01 21:51:30,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 2124 states and 2549 transitions. [2018-12-01 21:51:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2549 transitions. [2018-12-01 21:51:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 21:51:30,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:30,560 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-12-01 21:51:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:31,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 2130 states and 2557 transitions. [2018-12-01 21:51:31,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2557 transitions. [2018-12-01 21:51:31,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 21:51:31,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:31,737 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-12-01 21:51:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:32,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2146 states and 2574 transitions. [2018-12-01 21:51:32,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2574 transitions. [2018-12-01 21:51:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 21:51:32,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:32,611 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 346 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-12-01 21:51:33,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2157 states and 2584 transitions. [2018-12-01 21:51:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2584 transitions. [2018-12-01 21:51:33,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-01 21:51:33,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:33,689 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 21:51:34,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:34,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2180 states and 2608 transitions. [2018-12-01 21:51:34,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 2608 transitions. [2018-12-01 21:51:34,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-01 21:51:34,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 21:51:34,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:34,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2184 states and 2612 transitions. [2018-12-01 21:51:34,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2612 transitions. [2018-12-01 21:51:34,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-01 21:51:34,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:35,025 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 21:51:35,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:35,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2190 states and 2617 transitions. [2018-12-01 21:51:35,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 2617 transitions. [2018-12-01 21:51:35,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-12-01 21:51:35,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:36,065 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-12-01 21:51:39,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:39,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2231 states and 2658 transitions. [2018-12-01 21:51:39,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2658 transitions. [2018-12-01 21:51:39,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-12-01 21:51:39,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-01 21:51:49,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:49,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2304 states and 2740 transitions. [2018-12-01 21:51:49,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2740 transitions. [2018-12-01 21:51:49,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-01 21:51:49,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:50,088 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 379 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-12-01 21:51:52,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 2308 states and 2747 transitions. [2018-12-01 21:51:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2747 transitions. [2018-12-01 21:51:52,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-12-01 21:51:52,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:52,316 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 517 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-12-01 21:51:52,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:51:52,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2313 states and 2751 transitions. [2018-12-01 21:51:52,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 2751 transitions. [2018-12-01 21:51:52,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-01 21:51:52,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:51:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:51:55,017 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-01 21:51:56,889 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-01 21:52:12,048 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-01 21:52:16,210 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-01 21:52:18,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:52:18,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2424 states and 2890 transitions. [2018-12-01 21:52:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 2890 transitions. [2018-12-01 21:52:18,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 21:52:18,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:52:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:52:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 502 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-01 21:52:19,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:52:19,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2443 states and 2908 transitions. [2018-12-01 21:52:19,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 2908 transitions. [2018-12-01 21:52:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-01 21:52:19,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 21:52:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 21:52:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 375 proven. 2 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2018-12-01 21:52:21,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 21:52:21,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2409 states and 2877 transitions. [2018-12-01 21:52:21,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2877 transitions. [2018-12-01 21:52:21,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 21:52:21,649 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 141 iterations. [2018-12-01 21:52:21,656 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 21:52:21,968 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 10 [2018-12-01 21:52:22,334 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 10 [2018-12-01 21:52:22,473 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 10 [2018-12-01 21:52:22,605 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 10 [2018-12-01 21:52:22,948 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 10 [2018-12-01 21:52:23,130 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 10 [2018-12-01 21:52:23,266 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 10 [2018-12-01 21:52:23,583 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 10 [2018-12-01 21:52:23,773 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 10 [2018-12-01 21:52:24,588 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 10 [2018-12-01 21:52:24,760 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 10 [2018-12-01 21:52:25,802 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 10 [2018-12-01 21:52:25,936 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 10 [2018-12-01 21:52:26,126 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 51 [2018-12-01 21:52:26,441 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 10 [2018-12-01 21:52:26,902 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 10 [2018-12-01 21:52:26,902 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 21:52:26,904 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-01 21:52:26,910 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-01 21:52:26,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 09:52:26 ImpRootNode [2018-12-01 21:52:26,911 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 21:52:26,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 21:52:26,911 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 21:52:26,911 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 21:52:26,912 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:48:29" (3/4) ... [2018-12-01 21:52:26,915 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 21:52:26,929 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-01 21:52:26,930 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-01 21:52:26,931 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-01 21:52:26,931 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 21:52:27,002 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d7acd69c-be72-4b27-9685-db7d7db495a5/bin-2019/ukojak/witness.graphml [2018-12-01 21:52:27,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 21:52:27,003 INFO L168 Benchmark]: Toolchain (without parser) took 238988.73 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 771.2 MB). Free memory was 950.6 MB in the beginning and 901.8 MB in the end (delta: 48.8 MB). Peak memory consumption was 820.0 MB. Max. memory is 11.5 GB. [2018-12-01 21:52:27,003 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 21:52:27,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. [2018-12-01 21:52:27,004 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.90 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-01 21:52:27,004 INFO L168 Benchmark]: Boogie Preprocessor took 29.01 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 21:52:27,004 INFO L168 Benchmark]: RCFGBuilder took 991.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 878.9 MB in the end (delta: 214.5 MB). Peak memory consumption was 214.5 MB. Max. memory is 11.5 GB. [2018-12-01 21:52:27,004 INFO L168 Benchmark]: CodeCheck took 237535.42 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 653.3 MB). Free memory was 878.9 MB in the beginning and 920.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 969.3 MB. Max. memory is 11.5 GB. [2018-12-01 21:52:27,004 INFO L168 Benchmark]: Witness Printer took 91.49 ms. Allocated memory is still 1.8 GB. Free memory was 920.0 MB in the beginning and 901.8 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-12-01 21:52:27,006 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, 198 locations, 1 error locations. SAFE Result, 232.2s OverallTime, 141 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 627180736 SDtfs, -1233259596 SDslu, -599188368 SDs, 0 SdLazy, -1630682406 SolverSat, -1723631590 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 598.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 176240 GetRequests, 172719 SyntacticMatches, 2001 SemanticMatches, 1520 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1687414 ImplicationChecksByTransitivity, 209.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 24.6s InterpolantComputationTime, 26233 NumberOfCodeBlocks, 26233 NumberOfCodeBlocksAsserted, 140 NumberOfCheckSat, 26093 ConstructedInterpolants, 0 QuantifiedInterpolants, 19505762 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 140 InterpolantComputations, 122 PerfectInterpolantSequences, 32508/33054 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: 434]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (a8 == 15 || !(a16 == 6)) || a8 == 13 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (a8 == 15 || !(a16 == 6)) || a8 == 13 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 297.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.90 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.01 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 991.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 878.9 MB in the end (delta: 214.5 MB). Peak memory consumption was 214.5 MB. Max. memory is 11.5 GB. * CodeCheck took 237535.42 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 653.3 MB). Free memory was 878.9 MB in the beginning and 920.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 969.3 MB. Max. memory is 11.5 GB. * Witness Printer took 91.49 ms. Allocated memory is still 1.8 GB. Free memory was 920.0 MB in the beginning and 901.8 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...