./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/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 d50ba566f02e5109971f6a90ba216a95432a7661 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:16:49,455 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:16:49,456 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:16:49,463 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:16:49,464 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:16:49,464 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:16:49,465 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:16:49,466 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:16:49,468 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:16:49,468 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:16:49,469 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:16:49,469 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:16:49,470 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:16:49,471 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:16:49,472 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:16:49,473 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:16:49,473 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:16:49,474 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:16:49,476 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:16:49,477 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:16:49,478 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:16:49,479 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:16:49,481 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:16:49,482 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:16:49,482 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:16:49,482 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:16:49,484 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:16:49,484 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:16:49,485 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:16:49,486 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:16:49,486 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:16:49,486 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:16:49,487 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:16:49,487 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:16:49,488 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:16:49,489 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:16:49,489 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:16:49,503 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:16:49,503 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:16:49,504 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:16:49,504 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:16:49,504 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:16:49,504 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:16:49,505 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:16:49,505 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:16:49,505 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:16:49,505 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:16:49,505 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:16:49,505 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:16:49,505 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:16:49,506 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:16:49,506 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:16:49,506 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:16:49,506 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:16:49,506 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:16:49,506 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:16:49,506 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:16:49,507 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:16:49,507 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:16:49,509 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:16:49,509 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:16:49,509 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:16:49,509 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:16:49,509 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:16:49,510 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:16:49,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:16:49,510 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_ad65581f-49ab-4360-9cdf-267599aa878a/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 -> d50ba566f02e5109971f6a90ba216a95432a7661 [2018-11-18 13:16:49,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:16:49,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:16:49,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:16:49,557 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:16:49,558 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:16:49,559 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-11-18 13:16:49,623 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/data/9a9fed972/4eb47acc1fd44a96a30dc8f41bb7af77/FLAG1e104fc1f [2018-11-18 13:16:50,033 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:16:50,033 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-11-18 13:16:50,049 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/data/9a9fed972/4eb47acc1fd44a96a30dc8f41bb7af77/FLAG1e104fc1f [2018-11-18 13:16:50,061 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/data/9a9fed972/4eb47acc1fd44a96a30dc8f41bb7af77 [2018-11-18 13:16:50,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:16:50,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:16:50,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:16:50,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:16:50,070 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:16:50,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be9d35c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50, skipping insertion in model container [2018-11-18 13:16:50,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:16:50,128 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:16:50,407 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:16:50,411 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:16:50,485 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:16:50,498 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:16:50,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50 WrapperNode [2018-11-18 13:16:50,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:16:50,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:16:50,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:16:50,500 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:16:50,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:16:50,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:16:50,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:16:50,652 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:16:50,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... [2018-11-18 13:16:50,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:16:50,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:16:50,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:16:50,702 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:16:50,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:16:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:16:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:16:50,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:16:50,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:16:53,946 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:16:53,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:16:53 BoogieIcfgContainer [2018-11-18 13:16:53,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:16:53,947 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:16:53,947 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:16:53,956 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:16:53,956 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:16:53" (1/1) ... [2018-11-18 13:16:53,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:16:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:53,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 13:16:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 13:16:54,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 13:16:54,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:54,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:54,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:54,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2018-11-18 13:16:54,871 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2018-11-18 13:16:54,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 13:16:54,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:55,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:16:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:55,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2018-11-18 13:16:55,478 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2018-11-18 13:16:55,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 13:16:55,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:55,711 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:55,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:55,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 153 states and 248 transitions. [2018-11-18 13:16:55,890 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 248 transitions. [2018-11-18 13:16:55,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 13:16:55,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:56,012 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:56,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:56,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 162 states and 264 transitions. [2018-11-18 13:16:56,770 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 264 transitions. [2018-11-18 13:16:56,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 13:16:56,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:56,810 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:16:57,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:57,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 163 states and 265 transitions. [2018-11-18 13:16:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 265 transitions. [2018-11-18 13:16:57,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 13:16:57,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:57,323 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 13:16:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:57,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 176 states and 286 transitions. [2018-11-18 13:16:57,657 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 286 transitions. [2018-11-18 13:16:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 13:16:57,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:57,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 182 states and 293 transitions. [2018-11-18 13:16:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 293 transitions. [2018-11-18 13:16:57,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 13:16:57,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:57,894 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:57,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:57,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 183 states and 294 transitions. [2018-11-18 13:16:57,937 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 294 transitions. [2018-11-18 13:16:57,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 13:16:57,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:58,045 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:58,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:58,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 198 states and 314 transitions. [2018-11-18 13:16:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 314 transitions. [2018-11-18 13:16:58,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 13:16:58,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:58,498 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 199 states and 316 transitions. [2018-11-18 13:16:58,515 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 316 transitions. [2018-11-18 13:16:58,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 13:16:58,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:58,586 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:58,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:58,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 209 states and 335 transitions. [2018-11-18 13:16:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 335 transitions. [2018-11-18 13:16:58,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 13:16:58,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:58,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:58,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 210 states and 337 transitions. [2018-11-18 13:16:58,938 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 337 transitions. [2018-11-18 13:16:58,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 13:16:58,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:58,958 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:16:58,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:58,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 211 states and 338 transitions. [2018-11-18 13:16:58,980 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 338 transitions. [2018-11-18 13:16:58,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 13:16:58,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:59,005 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:59,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:59,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 215 states and 344 transitions. [2018-11-18 13:16:59,075 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 344 transitions. [2018-11-18 13:16:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 13:16:59,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:59,153 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:59,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:59,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 226 states and 363 transitions. [2018-11-18 13:16:59,772 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 363 transitions. [2018-11-18 13:16:59,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 13:16:59,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:59,789 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:16:59,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:16:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 228 states and 364 transitions. [2018-11-18 13:16:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 364 transitions. [2018-11-18 13:16:59,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 13:16:59,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:16:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:59,915 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:00,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:00,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 233 states and 369 transitions. [2018-11-18 13:17:00,128 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 369 transitions. [2018-11-18 13:17:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 13:17:00,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:00,183 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:00,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 235 states and 372 transitions. [2018-11-18 13:17:00,323 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 372 transitions. [2018-11-18 13:17:00,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 13:17:00,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:00,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:00,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 246 states and 388 transitions. [2018-11-18 13:17:00,796 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 388 transitions. [2018-11-18 13:17:00,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 13:17:00,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:17:01,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:01,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 257 states and 402 transitions. [2018-11-18 13:17:01,250 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 402 transitions. [2018-11-18 13:17:01,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 13:17:01,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:01,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 259 states and 403 transitions. [2018-11-18 13:17:01,387 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 403 transitions. [2018-11-18 13:17:01,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 13:17:01,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:01,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:01,450 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 284 states and 437 transitions. [2018-11-18 13:17:02,205 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 437 transitions. [2018-11-18 13:17:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 13:17:02,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:02,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:02,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 287 states and 440 transitions. [2018-11-18 13:17:02,247 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 440 transitions. [2018-11-18 13:17:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 13:17:02,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:02,299 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:02,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:02,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 290 states and 443 transitions. [2018-11-18 13:17:02,332 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 443 transitions. [2018-11-18 13:17:02,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 13:17:02,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:02,354 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:02,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 292 states and 448 transitions. [2018-11-18 13:17:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 448 transitions. [2018-11-18 13:17:02,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 13:17:02,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:02,562 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:03,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 306 states and 470 transitions. [2018-11-18 13:17:03,669 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 470 transitions. [2018-11-18 13:17:03,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 13:17:03,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:03,693 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:04,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:04,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 322 states and 488 transitions. [2018-11-18 13:17:04,466 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 488 transitions. [2018-11-18 13:17:04,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 13:17:04,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:04,482 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 326 states and 492 transitions. [2018-11-18 13:17:04,637 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 492 transitions. [2018-11-18 13:17:04,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 13:17:04,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:05,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 340 states and 507 transitions. [2018-11-18 13:17:05,492 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 507 transitions. [2018-11-18 13:17:05,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 13:17:05,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:05,510 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:05,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 342 states and 510 transitions. [2018-11-18 13:17:05,532 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 510 transitions. [2018-11-18 13:17:05,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 13:17:05,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:05,812 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:06,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:06,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 363 states and 544 transitions. [2018-11-18 13:17:06,986 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 544 transitions. [2018-11-18 13:17:06,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 13:17:06,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:07,090 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:07,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 375 states and 559 transitions. [2018-11-18 13:17:07,809 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 559 transitions. [2018-11-18 13:17:07,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 13:17:07,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:07,998 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:08,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:08,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 381 states and 565 transitions. [2018-11-18 13:17:08,259 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 565 transitions. [2018-11-18 13:17:08,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 13:17:08,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:08,467 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:08,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:08,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 386 states and 572 transitions. [2018-11-18 13:17:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 572 transitions. [2018-11-18 13:17:08,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 13:17:08,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:08,915 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:09,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:09,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 387 states and 573 transitions. [2018-11-18 13:17:09,074 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 573 transitions. [2018-11-18 13:17:09,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 13:17:09,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:09,154 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:09,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:09,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 391 states and 577 transitions. [2018-11-18 13:17:09,303 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 577 transitions. [2018-11-18 13:17:09,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 13:17:09,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:10,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:10,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 405 states and 598 transitions. [2018-11-18 13:17:10,732 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 598 transitions. [2018-11-18 13:17:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 13:17:10,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:10,757 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:17:11,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 419 states and 614 transitions. [2018-11-18 13:17:11,545 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 614 transitions. [2018-11-18 13:17:11,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 13:17:11,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:11,566 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:12,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:12,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 427 states and 624 transitions. [2018-11-18 13:17:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 624 transitions. [2018-11-18 13:17:12,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 13:17:12,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:12,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:12,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 431 states and 627 transitions. [2018-11-18 13:17:12,195 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 627 transitions. [2018-11-18 13:17:12,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:17:12,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:12,212 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:13,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:13,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 448 states and 648 transitions. [2018-11-18 13:17:13,263 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 648 transitions. [2018-11-18 13:17:13,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:17:13,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:13,296 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:14,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:14,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 462 states and 668 transitions. [2018-11-18 13:17:14,298 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 668 transitions. [2018-11-18 13:17:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:17:14,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:14,323 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:14,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:14,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 474 states and 683 transitions. [2018-11-18 13:17:14,704 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 683 transitions. [2018-11-18 13:17:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:17:14,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:14,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:14,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 484 states and 693 transitions. [2018-11-18 13:17:14,958 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 693 transitions. [2018-11-18 13:17:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:17:14,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:15,047 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 13:17:16,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:16,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 572 states and 787 transitions. [2018-11-18 13:17:16,039 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 787 transitions. [2018-11-18 13:17:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 13:17:16,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:16,164 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:16,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 573 states and 788 transitions. [2018-11-18 13:17:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 788 transitions. [2018-11-18 13:17:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 13:17:16,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:16,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:16,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 580 states and 795 transitions. [2018-11-18 13:17:16,728 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 795 transitions. [2018-11-18 13:17:16,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 13:17:16,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:16,745 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:16,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:16,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 581 states and 795 transitions. [2018-11-18 13:17:16,949 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 795 transitions. [2018-11-18 13:17:16,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 13:17:16,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:16,982 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:17,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 592 states and 810 transitions. [2018-11-18 13:17:17,171 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 810 transitions. [2018-11-18 13:17:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 13:17:17,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:17,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:17,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 594 states and 812 transitions. [2018-11-18 13:17:17,245 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 812 transitions. [2018-11-18 13:17:17,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 13:17:17,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:17,261 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:17,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:17,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 603 states and 823 transitions. [2018-11-18 13:17:17,750 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 823 transitions. [2018-11-18 13:17:17,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 13:17:17,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:19,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:19,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 628 states and 858 transitions. [2018-11-18 13:17:19,399 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 858 transitions. [2018-11-18 13:17:19,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 13:17:19,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:19,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:19,434 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:20,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:20,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 645 states and 881 transitions. [2018-11-18 13:17:20,397 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 881 transitions. [2018-11-18 13:17:20,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 13:17:20,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:20,430 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:20,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 653 states and 889 transitions. [2018-11-18 13:17:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 889 transitions. [2018-11-18 13:17:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 13:17:20,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:21,005 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:21,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:21,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 657 states and 894 transitions. [2018-11-18 13:17:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 894 transitions. [2018-11-18 13:17:21,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 13:17:21,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:21,530 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:21,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:21,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 658 states and 894 transitions. [2018-11-18 13:17:21,746 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 894 transitions. [2018-11-18 13:17:21,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:17:21,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:21,769 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:22,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:22,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 669 states and 912 transitions. [2018-11-18 13:17:22,269 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 912 transitions. [2018-11-18 13:17:22,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:17:22,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:22,290 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:22,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:22,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 674 states and 918 transitions. [2018-11-18 13:17:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 918 transitions. [2018-11-18 13:17:22,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:17:22,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:22,418 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:22,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 676 states and 919 transitions. [2018-11-18 13:17:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 919 transitions. [2018-11-18 13:17:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:17:22,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:22,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:22,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 678 states and 921 transitions. [2018-11-18 13:17:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 921 transitions. [2018-11-18 13:17:22,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:17:22,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:22,954 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 723 states and 969 transitions. [2018-11-18 13:17:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 969 transitions. [2018-11-18 13:17:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 13:17:24,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:24,928 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:25,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 737 states and 988 transitions. [2018-11-18 13:17:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 988 transitions. [2018-11-18 13:17:25,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 13:17:25,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:25,434 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:25,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:25,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 745 states and 996 transitions. [2018-11-18 13:17:25,888 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 996 transitions. [2018-11-18 13:17:25,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 13:17:25,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:26,032 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:17:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:26,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 759 states and 1030 transitions. [2018-11-18 13:17:26,893 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1030 transitions. [2018-11-18 13:17:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 13:17:26,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:26,986 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:17:27,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:27,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 764 states and 1037 transitions. [2018-11-18 13:17:27,391 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1037 transitions. [2018-11-18 13:17:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 13:17:27,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:27,455 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:17:27,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:27,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 769 states and 1045 transitions. [2018-11-18 13:17:27,956 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1045 transitions. [2018-11-18 13:17:27,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 13:17:27,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:27,978 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 815 states and 1107 transitions. [2018-11-18 13:17:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1107 transitions. [2018-11-18 13:17:30,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 13:17:30,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:30,507 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 820 states and 1111 transitions. [2018-11-18 13:17:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1111 transitions. [2018-11-18 13:17:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 13:17:31,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:31,031 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:31,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:31,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 835 states and 1125 transitions. [2018-11-18 13:17:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1125 transitions. [2018-11-18 13:17:31,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 13:17:31,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:31,309 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 13:17:32,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:32,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 860 states and 1157 transitions. [2018-11-18 13:17:32,816 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1157 transitions. [2018-11-18 13:17:32,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 13:17:32,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:32,834 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 13:17:33,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 871 states and 1168 transitions. [2018-11-18 13:17:33,650 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1168 transitions. [2018-11-18 13:17:33,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 13:17:33,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 13:17:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:33,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 873 states and 1170 transitions. [2018-11-18 13:17:33,884 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1170 transitions. [2018-11-18 13:17:33,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 13:17:33,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:33,910 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 13:17:34,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:34,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 878 states and 1174 transitions. [2018-11-18 13:17:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1174 transitions. [2018-11-18 13:17:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 13:17:34,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:34,271 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 13:17:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:34,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 883 states and 1178 transitions. [2018-11-18 13:17:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1178 transitions. [2018-11-18 13:17:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 13:17:34,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:34,846 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 13:17:35,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:35,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 893 states and 1198 transitions. [2018-11-18 13:17:35,929 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1198 transitions. [2018-11-18 13:17:35,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 13:17:35,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:36,397 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 13:17:39,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:39,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 954 states and 1271 transitions. [2018-11-18 13:17:39,523 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1271 transitions. [2018-11-18 13:17:39,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 13:17:39,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:39,546 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:17:40,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 974 states and 1293 transitions. [2018-11-18 13:17:40,401 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1293 transitions. [2018-11-18 13:17:40,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 13:17:40,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:40,448 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:40,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 991 states and 1310 transitions. [2018-11-18 13:17:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1310 transitions. [2018-11-18 13:17:40,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 13:17:40,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:42,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:42,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1022 states and 1347 transitions. [2018-11-18 13:17:42,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1347 transitions. [2018-11-18 13:17:42,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 13:17:42,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:42,704 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:44,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:44,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1047 states and 1374 transitions. [2018-11-18 13:17:44,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1374 transitions. [2018-11-18 13:17:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 13:17:44,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:44,355 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 13:17:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1048 states and 1374 transitions. [2018-11-18 13:17:44,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1374 transitions. [2018-11-18 13:17:44,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 13:17:44,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:47,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:47,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1118 states and 1454 transitions. [2018-11-18 13:17:47,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1454 transitions. [2018-11-18 13:17:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 13:17:47,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:17:47,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:47,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1135 states and 1472 transitions. [2018-11-18 13:17:47,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1472 transitions. [2018-11-18 13:17:47,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 13:17:47,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:49,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:49,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1172 states and 1514 transitions. [2018-11-18 13:17:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1514 transitions. [2018-11-18 13:17:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 13:17:49,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:50,028 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:50,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1201 states and 1544 transitions. [2018-11-18 13:17:50,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1544 transitions. [2018-11-18 13:17:50,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 13:17:50,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:50,719 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:51,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:51,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1210 states and 1552 transitions. [2018-11-18 13:17:51,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1552 transitions. [2018-11-18 13:17:51,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 13:17:51,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:51,353 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:17:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1224 states and 1569 transitions. [2018-11-18 13:17:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1569 transitions. [2018-11-18 13:17:52,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 13:17:52,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:52,443 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 13:17:53,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1255 states and 1606 transitions. [2018-11-18 13:17:53,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1606 transitions. [2018-11-18 13:17:53,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 13:17:53,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:54,015 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 13:17:54,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:54,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1264 states and 1615 transitions. [2018-11-18 13:17:54,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1615 transitions. [2018-11-18 13:17:54,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 13:17:54,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:54,351 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 13:17:55,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1276 states and 1632 transitions. [2018-11-18 13:17:55,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1632 transitions. [2018-11-18 13:17:55,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 13:17:55,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:55,736 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 94 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:17:56,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:56,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1296 states and 1657 transitions. [2018-11-18 13:17:56,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1657 transitions. [2018-11-18 13:17:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:17:56,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:56,914 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 13:17:58,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:58,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1327 states and 1695 transitions. [2018-11-18 13:17:58,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1695 transitions. [2018-11-18 13:17:58,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 13:17:58,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:58,365 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:17:58,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:58,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1329 states and 1696 transitions. [2018-11-18 13:17:58,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1696 transitions. [2018-11-18 13:17:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 13:17:58,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 13:17:59,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:17:59,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1354 states and 1725 transitions. [2018-11-18 13:17:59,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1725 transitions. [2018-11-18 13:17:59,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 13:17:59,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:17:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:17:59,305 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:18:01,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:01,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1421 states and 1800 transitions. [2018-11-18 13:18:01,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1800 transitions. [2018-11-18 13:18:01,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 13:18:01,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:01,351 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:18:02,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:02,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1426 states and 1806 transitions. [2018-11-18 13:18:02,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1806 transitions. [2018-11-18 13:18:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 13:18:02,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 13:18:02,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:02,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1428 states and 1811 transitions. [2018-11-18 13:18:02,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1811 transitions. [2018-11-18 13:18:02,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 13:18:02,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:02,763 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 13:18:04,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:04,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1443 states and 1834 transitions. [2018-11-18 13:18:04,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1834 transitions. [2018-11-18 13:18:04,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 13:18:04,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 13:18:05,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:05,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1445 states and 1835 transitions. [2018-11-18 13:18:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1835 transitions. [2018-11-18 13:18:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 13:18:05,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:05,498 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 13:18:06,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:06,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1450 states and 1840 transitions. [2018-11-18 13:18:06,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1840 transitions. [2018-11-18 13:18:06,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 13:18:06,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 13:18:06,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1455 states and 1845 transitions. [2018-11-18 13:18:06,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1845 transitions. [2018-11-18 13:18:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 13:18:06,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:10,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:10,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1486 states and 1886 transitions. [2018-11-18 13:18:10,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1886 transitions. [2018-11-18 13:18:10,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 13:18:10,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:10,238 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1489 states and 1888 transitions. [2018-11-18 13:18:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1888 transitions. [2018-11-18 13:18:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:18:10,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:10,721 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 13:18:10,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:10,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1491 states and 1889 transitions. [2018-11-18 13:18:10,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1889 transitions. [2018-11-18 13:18:10,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:18:10,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:10,925 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 13:18:11,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:11,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1496 states and 1893 transitions. [2018-11-18 13:18:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1893 transitions. [2018-11-18 13:18:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 13:18:11,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:11,576 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 13:18:11,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:11,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1497 states and 1894 transitions. [2018-11-18 13:18:11,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1894 transitions. [2018-11-18 13:18:11,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:18:11,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:12,759 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:14,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:14,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1531 states and 1933 transitions. [2018-11-18 13:18:14,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1933 transitions. [2018-11-18 13:18:14,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:18:14,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:14,961 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:15,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:15,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1532 states and 1933 transitions. [2018-11-18 13:18:15,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1933 transitions. [2018-11-18 13:18:15,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 13:18:15,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:15,268 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 13:18:17,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:17,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1550 states and 1955 transitions. [2018-11-18 13:18:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1955 transitions. [2018-11-18 13:18:17,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 13:18:17,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:17,695 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1560 states and 1969 transitions. [2018-11-18 13:18:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1969 transitions. [2018-11-18 13:18:19,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 13:18:19,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:19,382 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:20,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1571 states and 1982 transitions. [2018-11-18 13:18:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1982 transitions. [2018-11-18 13:18:20,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 13:18:20,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:21,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1585 states and 1995 transitions. [2018-11-18 13:18:21,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 1995 transitions. [2018-11-18 13:18:21,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 13:18:21,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:22,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:22,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1590 states and 2001 transitions. [2018-11-18 13:18:22,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 2001 transitions. [2018-11-18 13:18:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 13:18:22,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:22,654 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:23,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:23,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1627 states and 2042 transitions. [2018-11-18 13:18:23,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 2042 transitions. [2018-11-18 13:18:23,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 13:18:23,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:24,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:24,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1653 states and 2066 transitions. [2018-11-18 13:18:24,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2066 transitions. [2018-11-18 13:18:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 13:18:24,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:24,548 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:25,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1658 states and 2072 transitions. [2018-11-18 13:18:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2072 transitions. [2018-11-18 13:18:25,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 13:18:25,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:25,727 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 13:18:26,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:26,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1729 states and 2146 transitions. [2018-11-18 13:18:26,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2146 transitions. [2018-11-18 13:18:26,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 13:18:26,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 191 proven. 5 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:18:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1734 states and 2152 transitions. [2018-11-18 13:18:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2152 transitions. [2018-11-18 13:18:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 13:18:27,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:27,229 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 13:18:28,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:28,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1744 states and 2164 transitions. [2018-11-18 13:18:28,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2164 transitions. [2018-11-18 13:18:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 13:18:28,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 13:18:30,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:30,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1759 states and 2177 transitions. [2018-11-18 13:18:30,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2177 transitions. [2018-11-18 13:18:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 13:18:30,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:30,114 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 13:18:31,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:31,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1764 states and 2181 transitions. [2018-11-18 13:18:31,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2181 transitions. [2018-11-18 13:18:31,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 13:18:31,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:31,575 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 13:18:32,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:32,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1782 states and 2202 transitions. [2018-11-18 13:18:32,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2202 transitions. [2018-11-18 13:18:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 13:18:32,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:34,121 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 13:18:37,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:37,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1830 states and 2252 transitions. [2018-11-18 13:18:37,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2252 transitions. [2018-11-18 13:18:37,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 13:18:37,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:37,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1880 states and 2309 transitions. [2018-11-18 13:18:40,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2309 transitions. [2018-11-18 13:18:40,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 13:18:40,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:40,676 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:41,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:41,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1906 states and 2337 transitions. [2018-11-18 13:18:41,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2337 transitions. [2018-11-18 13:18:41,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 13:18:41,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:41,596 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:42,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1907 states and 2338 transitions. [2018-11-18 13:18:42,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2338 transitions. [2018-11-18 13:18:42,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 13:18:42,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:42,723 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 191 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:45,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1928 states and 2368 transitions. [2018-11-18 13:18:45,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2368 transitions. [2018-11-18 13:18:45,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 13:18:45,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:45,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:45,473 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 191 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:46,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 1932 states and 2370 transitions. [2018-11-18 13:18:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2370 transitions. [2018-11-18 13:18:46,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:18:46,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 13:18:52,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:52,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1991 states and 2430 transitions. [2018-11-18 13:18:52,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2430 transitions. [2018-11-18 13:18:52,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:18:52,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:52,550 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 13:18:52,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:52,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1992 states and 2430 transitions. [2018-11-18 13:18:52,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2430 transitions. [2018-11-18 13:18:52,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:18:52,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:53,573 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 280 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:18:56,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:18:56,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2013 states and 2458 transitions. [2018-11-18 13:18:56,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2458 transitions. [2018-11-18 13:18:56,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:18:56,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:18:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:18:57,444 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 203 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:19:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:02,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2042 states and 2493 transitions. [2018-11-18 13:19:02,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2493 transitions. [2018-11-18 13:19:02,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:19:02,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:02,258 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 203 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:19:02,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:02,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2047 states and 2498 transitions. [2018-11-18 13:19:02,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2498 transitions. [2018-11-18 13:19:02,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 13:19:02,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:02,836 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-18 13:19:03,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:03,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2117 states and 2570 transitions. [2018-11-18 13:19:03,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2570 transitions. [2018-11-18 13:19:03,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 13:19:03,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:03,378 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-11-18 13:19:03,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:03,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2121 states and 2573 transitions. [2018-11-18 13:19:03,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2573 transitions. [2018-11-18 13:19:03,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 13:19:03,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:03,835 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 13:19:04,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 2192 states and 2648 transitions. [2018-11-18 13:19:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 2648 transitions. [2018-11-18 13:19:04,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:19:04,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:05,657 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 204 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:19:07,421 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2018-11-18 13:19:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2242 states and 2718 transitions. [2018-11-18 13:19:09,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 2718 transitions. [2018-11-18 13:19:09,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:19:09,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:09,939 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 204 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:19:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:14,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 2287 states and 2768 transitions. [2018-11-18 13:19:14,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2768 transitions. [2018-11-18 13:19:14,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:19:14,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:14,956 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 204 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:19:18,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:18,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2311 states and 2798 transitions. [2018-11-18 13:19:18,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 2798 transitions. [2018-11-18 13:19:18,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 13:19:18,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 83 proven. 171 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 13:19:22,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:22,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2391 states and 2886 transitions. [2018-11-18 13:19:22,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 2886 transitions. [2018-11-18 13:19:22,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-18 13:19:22,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:22,659 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 13:19:22,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:22,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2392 states and 2887 transitions. [2018-11-18 13:19:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 2887 transitions. [2018-11-18 13:19:22,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-18 13:19:22,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:22,782 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 13:19:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:23,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2393 states and 2887 transitions. [2018-11-18 13:19:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2887 transitions. [2018-11-18 13:19:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 13:19:23,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:23,262 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 13:19:24,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:24,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2397 states and 2892 transitions. [2018-11-18 13:19:24,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 2892 transitions. [2018-11-18 13:19:24,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 13:19:24,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:24,174 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 13:19:24,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:24,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2398 states and 2892 transitions. [2018-11-18 13:19:24,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2892 transitions. [2018-11-18 13:19:24,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:24,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:25,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:25,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 2442 states and 2943 transitions. [2018-11-18 13:19:25,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2943 transitions. [2018-11-18 13:19:25,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:25,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:25,940 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:26,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:26,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 2460 states and 2961 transitions. [2018-11-18 13:19:26,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2961 transitions. [2018-11-18 13:19:26,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:26,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:26,587 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:31,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:31,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 2496 states and 3009 transitions. [2018-11-18 13:19:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 3009 transitions. [2018-11-18 13:19:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:31,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:31,266 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:33,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:33,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 2507 states and 3019 transitions. [2018-11-18 13:19:33,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3019 transitions. [2018-11-18 13:19:33,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:33,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:33,756 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:34,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:34,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2509 states and 3022 transitions. [2018-11-18 13:19:34,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 3022 transitions. [2018-11-18 13:19:34,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:34,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:34,903 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:35,203 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2018-11-18 13:19:35,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:35,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2510 states and 3025 transitions. [2018-11-18 13:19:35,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 3025 transitions. [2018-11-18 13:19:35,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:35,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:35,718 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:37,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:37,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 2534 states and 3054 transitions. [2018-11-18 13:19:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 3054 transitions. [2018-11-18 13:19:37,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:37,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:37,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:38,043 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:38,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:38,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 2542 states and 3061 transitions. [2018-11-18 13:19:38,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3061 transitions. [2018-11-18 13:19:38,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:38,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:38,939 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:39,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:39,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 2552 states and 3070 transitions. [2018-11-18 13:19:39,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 3070 transitions. [2018-11-18 13:19:39,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:39,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:40,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:40,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2556 states and 3074 transitions. [2018-11-18 13:19:40,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 3074 transitions. [2018-11-18 13:19:40,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:40,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:40,223 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:40,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:40,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2559 states and 3076 transitions. [2018-11-18 13:19:40,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3076 transitions. [2018-11-18 13:19:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:40,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:40,815 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:41,500 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-18 13:19:41,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:41,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2569 states and 3086 transitions. [2018-11-18 13:19:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 3086 transitions. [2018-11-18 13:19:41,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 13:19:41,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:41,617 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-18 13:19:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:42,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2570 states and 3086 transitions. [2018-11-18 13:19:42,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 3086 transitions. [2018-11-18 13:19:42,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-18 13:19:42,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:42,241 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 262 proven. 5 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-18 13:19:43,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:43,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 2579 states and 3098 transitions. [2018-11-18 13:19:43,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 3098 transitions. [2018-11-18 13:19:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 13:19:43,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:43,964 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 162 proven. 246 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-18 13:19:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:45,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 2591 states and 3114 transitions. [2018-11-18 13:19:45,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 3114 transitions. [2018-11-18 13:19:45,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 13:19:45,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:45,984 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 162 proven. 246 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-18 13:19:46,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:46,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 2594 states and 3117 transitions. [2018-11-18 13:19:46,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 3117 transitions. [2018-11-18 13:19:46,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 13:19:46,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:47,038 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:19:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 2607 states and 3135 transitions. [2018-11-18 13:19:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 3135 transitions. [2018-11-18 13:19:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 13:19:48,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:49,017 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:19:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:50,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 2616 states and 3146 transitions. [2018-11-18 13:19:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3146 transitions. [2018-11-18 13:19:50,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 13:19:50,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:50,519 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:19:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2617 states and 3147 transitions. [2018-11-18 13:19:51,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 3147 transitions. [2018-11-18 13:19:51,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 13:19:51,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:51,170 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:19:52,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:19:52,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2622 states and 3153 transitions. [2018-11-18 13:19:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 3153 transitions. [2018-11-18 13:19:52,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 13:19:52,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:19:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:19:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 440 proven. 5 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 13:20:03,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:20:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2714 states and 3261 transitions. [2018-11-18 13:20:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3261 transitions. [2018-11-18 13:20:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-11-18 13:20:03,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:20:03,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:20:03,805 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-18 13:20:06,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:20:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 2743 states and 3291 transitions. [2018-11-18 13:20:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3291 transitions. [2018-11-18 13:20:06,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-11-18 13:20:06,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:20:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:20:06,931 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-18 13:20:08,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:20:08,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 2757 states and 3305 transitions. [2018-11-18 13:20:08,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2757 states and 3305 transitions. [2018-11-18 13:20:08,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-11-18 13:20:08,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:20:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:20:09,056 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-18 13:20:09,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:20:09,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 2766 states and 3313 transitions. [2018-11-18 13:20:09,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3313 transitions. [2018-11-18 13:20:09,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 13:20:09,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:20:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:20:09,845 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 451 proven. 8 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 13:20:10,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:20:10,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2771 states and 3319 transitions. [2018-11-18 13:20:10,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3319 transitions. [2018-11-18 13:20:10,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-18 13:20:10,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:20:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:20:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 334 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-11-18 13:20:12,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:20:12,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 2766 states and 3313 transitions. [2018-11-18 13:20:12,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3313 transitions. [2018-11-18 13:20:12,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:20:12,006 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 171 iterations. [2018-11-18 13:20:12,012 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 13:20:12,171 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 46 [2018-11-18 13:20:12,324 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 50 [2018-11-18 13:20:12,485 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2018-11-18 13:20:12,632 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 50 [2018-11-18 13:20:12,873 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 18 [2018-11-18 13:20:13,027 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2018-11-18 13:20:13,193 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2018-11-18 13:20:13,350 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2018-11-18 13:20:13,638 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 18 [2018-11-18 13:20:13,762 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 18 [2018-11-18 13:20:13,933 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 48 [2018-11-18 13:20:14,094 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 18 [2018-11-18 13:20:14,324 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2018-11-18 13:20:14,476 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2018-11-18 13:20:14,744 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 48 [2018-11-18 13:20:14,975 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-11-18 13:20:15,113 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 50 [2018-11-18 13:20:15,219 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2018-11-18 13:20:15,419 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 48 [2018-11-18 13:20:15,630 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 51 [2018-11-18 13:20:15,773 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 51 [2018-11-18 13:20:15,916 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 51 [2018-11-18 13:20:16,132 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 50 [2018-11-18 13:20:16,325 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 51 [2018-11-18 13:20:16,455 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 18 [2018-11-18 13:20:16,599 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 51 [2018-11-18 13:20:16,910 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 48 [2018-11-18 13:20:17,128 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 18 [2018-11-18 13:20:17,465 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 48 [2018-11-18 13:20:17,726 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 48 [2018-11-18 13:20:17,932 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 48 [2018-11-18 13:20:18,180 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 18 [2018-11-18 13:20:18,352 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 48 [2018-11-18 13:20:18,554 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 51 [2018-11-18 13:20:18,821 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 52 [2018-11-18 13:20:19,014 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 46 [2018-11-18 13:20:19,170 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 18 [2018-11-18 13:20:19,440 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 61 [2018-11-18 13:20:19,673 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 50 [2018-11-18 13:20:19,819 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 50 [2018-11-18 13:20:19,938 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-11-18 13:20:20,198 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2018-11-18 13:20:20,378 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 48 [2018-11-18 13:20:20,540 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 18 [2018-11-18 13:20:20,541 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:20:20,543 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-18 13:20:20,549 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-18 13:20:20,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:20:20 ImpRootNode [2018-11-18 13:20:20,549 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:20:20,550 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:20:20,550 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:20:20,550 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:20:20,550 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:16:53" (3/4) ... [2018-11-18 13:20:20,553 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:20:20,565 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 13:20:20,566 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 13:20:20,567 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 13:20:20,568 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 13:20:20,645 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ad65581f-49ab-4360-9cdf-267599aa878a/bin-2019/ukojak/witness.graphml [2018-11-18 13:20:20,645 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:20:20,646 INFO L168 Benchmark]: Toolchain (without parser) took 210580.88 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 957.1 MB in the beginning and 837.9 MB in the end (delta: 119.2 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-18 13:20:20,646 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:20:20,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.83 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 918.2 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:20,647 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -224.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:20,647 INFO L168 Benchmark]: Boogie Preprocessor took 49.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:20,647 INFO L168 Benchmark]: RCFGBuilder took 3245.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 903.0 MB in the end (delta: 232.6 MB). Peak memory consumption was 232.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:20,647 INFO L168 Benchmark]: CodeCheck took 206602.67 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 903.0 MB in the beginning and 906.6 MB in the end (delta: -3.6 MB). Peak memory consumption was 3.5 GB. Max. memory is 11.5 GB. [2018-11-18 13:20:20,648 INFO L168 Benchmark]: Witness Printer took 95.23 ms. Allocated memory is still 4.7 GB. Free memory was 906.6 MB in the beginning and 837.9 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:20,649 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, 199 locations, 1 error locations. SAFE Result, 198.0s OverallTime, 171 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 27020 SDtfs, 297699080 SDslu, 671828960 SDs, 0 SdLazy, 1869562740 SolverSat, 352337108 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 657.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 191868 GetRequests, 184325 SyntacticMatches, 5557 SemanticMatches, 1986 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2707066 ImplicationChecksByTransitivity, 176.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 21.1s InterpolantComputationTime, 27894 NumberOfCodeBlocks, 27894 NumberOfCodeBlocksAsserted, 170 NumberOfCheckSat, 27724 ConstructedInterpolants, 0 QuantifiedInterpolants, 25398613 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 170 InterpolantComputations, 123 PerfectInterpolantSequences, 24712/26445 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: 569]: 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: (((a17 == 1 || !(a16 == 4)) || !(a7 == 1)) || !(a20 == 1)) || !(a8 == 14) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((a17 == 1 || !(a16 == 4)) || !(a7 == 1)) || !(a20 == 1)) || !(a8 == 14) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.83 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 918.2 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 151.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -224.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3245.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 903.0 MB in the end (delta: 232.6 MB). Peak memory consumption was 232.6 MB. Max. memory is 11.5 GB. * CodeCheck took 206602.67 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 903.0 MB in the beginning and 906.6 MB in the end (delta: -3.6 MB). Peak memory consumption was 3.5 GB. Max. memory is 11.5 GB. * Witness Printer took 95.23 ms. Allocated memory is still 4.7 GB. Free memory was 906.6 MB in the beginning and 837.9 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...