./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label01_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label01_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/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 dab50d57c53f23a15c1109c01d840c6793808077 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 22:34:36,845 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 22:34:36,846 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 22:34:36,854 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 22:34:36,854 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 22:34:36,855 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 22:34:36,855 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 22:34:36,857 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 22:34:36,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 22:34:36,858 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 22:34:36,859 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 22:34:36,859 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 22:34:36,860 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 22:34:36,860 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 22:34:36,861 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 22:34:36,861 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 22:34:36,862 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 22:34:36,863 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 22:34:36,864 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 22:34:36,865 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 22:34:36,865 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 22:34:36,866 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 22:34:36,867 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 22:34:36,867 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 22:34:36,867 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 22:34:36,867 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 22:34:36,868 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 22:34:36,868 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 22:34:36,869 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 22:34:36,869 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 22:34:36,870 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 22:34:36,870 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 22:34:36,870 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 22:34:36,870 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 22:34:36,871 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 22:34:36,872 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 22:34:36,872 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 22:34:36,880 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 22:34:36,881 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 22:34:36,881 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 22:34:36,881 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 22:34:36,882 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 22:34:36,882 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 22:34:36,882 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 22:34:36,882 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 22:34:36,883 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 22:34:36,883 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 22:34:36,883 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 22:34:36,883 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 22:34:36,883 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 22:34:36,883 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 22:34:36,883 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 22:34:36,884 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 22:34:36,884 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 22:34:36,884 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 22:34:36,884 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 22:34:36,884 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 22:34:36,885 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 22:34:36,885 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 22:34:36,885 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 22:34:36,885 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 22:34:36,885 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 22:34:36,885 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 22:34:36,885 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 22:34:36,886 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 22:34:36,886 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 22:34:36,886 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_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2018-12-02 22:34:36,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 22:34:36,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 22:34:36,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 22:34:36,919 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 22:34:36,919 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 22:34:36,919 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label01_true-unreach-call_false-termination.c [2018-12-02 22:34:36,954 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/data/8606caf8f/a521abbbc031472cbfdb3f90894f09ab/FLAG71fe21113 [2018-12-02 22:34:37,331 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 22:34:37,331 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/sv-benchmarks/c/eca-rers2012/Problem01_label01_true-unreach-call_false-termination.c [2018-12-02 22:34:37,339 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/data/8606caf8f/a521abbbc031472cbfdb3f90894f09ab/FLAG71fe21113 [2018-12-02 22:34:37,703 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/data/8606caf8f/a521abbbc031472cbfdb3f90894f09ab [2018-12-02 22:34:37,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 22:34:37,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 22:34:37,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 22:34:37,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 22:34:37,718 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 22:34:37,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:34:37" (1/1) ... [2018-12-02 22:34:37,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64cb1edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:37, skipping insertion in model container [2018-12-02 22:34:37,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:34:37" (1/1) ... [2018-12-02 22:34:37,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 22:34:37,759 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 22:34:37,937 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:34:37,940 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 22:34:37,990 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:34:38,043 INFO L195 MainTranslator]: Completed translation [2018-12-02 22:34:38,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38 WrapperNode [2018-12-02 22:34:38,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 22:34:38,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 22:34:38,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 22:34:38,044 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 22:34:38,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... [2018-12-02 22:34:38,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... [2018-12-02 22:34:38,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 22:34:38,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 22:34:38,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 22:34:38,083 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 22:34:38,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... [2018-12-02 22:34:38,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... [2018-12-02 22:34:38,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... [2018-12-02 22:34:38,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... [2018-12-02 22:34:38,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... [2018-12-02 22:34:38,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... [2018-12-02 22:34:38,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... [2018-12-02 22:34:38,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 22:34:38,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 22:34:38,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 22:34:38,113 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 22:34:38,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:34:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 22:34:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 22:34:38,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 22:34:39,125 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 22:34:39,125 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 22:34:39,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:34:39 BoogieIcfgContainer [2018-12-02 22:34:39,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 22:34:39,126 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 22:34:39,126 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 22:34:39,136 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 22:34:39,136 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:34:39" (1/1) ... [2018-12-02 22:34:39,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 22:34:39,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:39,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-02 22:34:39,178 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-02 22:34:39,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 22:34:39,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:39,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:39,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:39,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 145 states and 232 transitions. [2018-12-02 22:34:39,663 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 232 transitions. [2018-12-02 22:34:39,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 22:34:39,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:39,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:39,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 146 states and 233 transitions. [2018-12-02 22:34:39,817 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 233 transitions. [2018-12-02 22:34:39,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-02 22:34:39,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:39,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:39,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:39,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 150 states and 240 transitions. [2018-12-02 22:34:39,929 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 240 transitions. [2018-12-02 22:34:39,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 22:34:39,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:40,002 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:40,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 219 states and 335 transitions. [2018-12-02 22:34:40,351 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 335 transitions. [2018-12-02 22:34:40,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 22:34:40,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:40,365 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:34:40,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 220 states and 336 transitions. [2018-12-02 22:34:40,402 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 336 transitions. [2018-12-02 22:34:40,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 22:34:40,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:40,426 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 22:34:40,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:40,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 231 states and 354 transitions. [2018-12-02 22:34:40,665 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 354 transitions. [2018-12-02 22:34:40,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 22:34:40,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:41,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:41,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 245 states and 374 transitions. [2018-12-02 22:34:41,058 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 374 transitions. [2018-12-02 22:34:41,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 22:34:41,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:41,129 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:41,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:41,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 260 states and 396 transitions. [2018-12-02 22:34:41,538 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 396 transitions. [2018-12-02 22:34:41,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 22:34:41,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:41,559 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:41,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:41,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 266 states and 405 transitions. [2018-12-02 22:34:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 405 transitions. [2018-12-02 22:34:41,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 22:34:41,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 281 states and 424 transitions. [2018-12-02 22:34:42,155 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 424 transitions. [2018-12-02 22:34:42,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 22:34:42,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 22:34:42,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 295 states and 444 transitions. [2018-12-02 22:34:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 444 transitions. [2018-12-02 22:34:42,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 22:34:42,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 22:34:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:42,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 298 states and 448 transitions. [2018-12-02 22:34:42,766 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 448 transitions. [2018-12-02 22:34:42,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 22:34:42,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:42,786 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:34:42,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:42,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 303 states and 454 transitions. [2018-12-02 22:34:42,805 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 454 transitions. [2018-12-02 22:34:42,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 22:34:42,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:42,818 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:42,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 322 states and 475 transitions. [2018-12-02 22:34:42,924 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 475 transitions. [2018-12-02 22:34:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 22:34:42,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:42,938 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:34:43,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:43,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 331 states and 483 transitions. [2018-12-02 22:34:43,162 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 483 transitions. [2018-12-02 22:34:43,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 22:34:43,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:43,183 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:34:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:43,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 358 states and 518 transitions. [2018-12-02 22:34:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 518 transitions. [2018-12-02 22:34:43,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 22:34:43,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:34:43,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:43,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 365 states and 526 transitions. [2018-12-02 22:34:43,955 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 526 transitions. [2018-12-02 22:34:43,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 22:34:43,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:43,974 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:34:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:43,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 367 states and 528 transitions. [2018-12-02 22:34:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 528 transitions. [2018-12-02 22:34:43,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 22:34:43,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 22:34:44,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:44,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 382 states and 545 transitions. [2018-12-02 22:34:44,217 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 545 transitions. [2018-12-02 22:34:44,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 22:34:44,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:44,291 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:34:45,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:45,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 485 states and 661 transitions. [2018-12-02 22:34:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 661 transitions. [2018-12-02 22:34:45,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 22:34:45,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:45,738 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:34:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:45,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 492 states and 670 transitions. [2018-12-02 22:34:45,858 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 670 transitions. [2018-12-02 22:34:45,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 22:34:45,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:45,875 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:34:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 503 states and 682 transitions. [2018-12-02 22:34:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 682 transitions. [2018-12-02 22:34:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 22:34:46,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:46,276 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 22:34:46,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:46,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 525 states and 705 transitions. [2018-12-02 22:34:46,773 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 705 transitions. [2018-12-02 22:34:46,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 22:34:46,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 22:34:46,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:46,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 538 states and 717 transitions. [2018-12-02 22:34:46,952 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 717 transitions. [2018-12-02 22:34:46,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 22:34:46,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:46,970 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:34:47,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 559 states and 739 transitions. [2018-12-02 22:34:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 739 transitions. [2018-12-02 22:34:47,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 22:34:47,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:47,252 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 22:34:47,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 567 states and 747 transitions. [2018-12-02 22:34:47,292 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 747 transitions. [2018-12-02 22:34:47,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 22:34:47,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:47,388 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 22:34:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 594 states and 785 transitions. [2018-12-02 22:34:47,895 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 785 transitions. [2018-12-02 22:34:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 22:34:47,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:47,965 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 22:34:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:48,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 605 states and 798 transitions. [2018-12-02 22:34:48,309 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 798 transitions. [2018-12-02 22:34:48,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 22:34:48,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:48,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 628 states and 821 transitions. [2018-12-02 22:34:48,437 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 821 transitions. [2018-12-02 22:34:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 22:34:48,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:48,921 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:50,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 684 states and 876 transitions. [2018-12-02 22:34:50,430 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 876 transitions. [2018-12-02 22:34:50,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 22:34:50,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:50,460 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:34:50,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:50,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 702 states and 894 transitions. [2018-12-02 22:34:50,993 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 894 transitions. [2018-12-02 22:34:50,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 22:34:50,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:51,022 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:34:51,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:51,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 713 states and 904 transitions. [2018-12-02 22:34:51,441 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 904 transitions. [2018-12-02 22:34:51,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 22:34:51,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:51,461 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 22:34:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:51,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 733 states and 924 transitions. [2018-12-02 22:34:51,547 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 924 transitions. [2018-12-02 22:34:51,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 22:34:51,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 22:34:51,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 735 states and 925 transitions. [2018-12-02 22:34:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 925 transitions. [2018-12-02 22:34:51,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 22:34:51,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:51,899 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:34:52,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:52,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 806 states and 996 transitions. [2018-12-02 22:34:52,752 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 996 transitions. [2018-12-02 22:34:52,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 22:34:52,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:52,773 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-02 22:34:53,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:53,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 847 states and 1047 transitions. [2018-12-02 22:34:53,621 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1047 transitions. [2018-12-02 22:34:53,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 22:34:53,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:53,703 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:34:54,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:54,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 861 states and 1066 transitions. [2018-12-02 22:34:54,016 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1066 transitions. [2018-12-02 22:34:54,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 22:34:54,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:54,052 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:34:54,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:54,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 869 states and 1073 transitions. [2018-12-02 22:34:54,205 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1073 transitions. [2018-12-02 22:34:54,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 22:34:54,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:54,228 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 22:34:54,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:54,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 873 states and 1079 transitions. [2018-12-02 22:34:54,389 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1079 transitions. [2018-12-02 22:34:54,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-02 22:34:54,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:54,521 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 22:34:55,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:55,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 884 states and 1098 transitions. [2018-12-02 22:34:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1098 transitions. [2018-12-02 22:34:55,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 22:34:55,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:55,857 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 22:34:56,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:56,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 893 states and 1108 transitions. [2018-12-02 22:34:56,185 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1108 transitions. [2018-12-02 22:34:56,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 22:34:56,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:56,204 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 22:34:56,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 900 states and 1114 transitions. [2018-12-02 22:34:56,504 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1114 transitions. [2018-12-02 22:34:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-02 22:34:56,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:56,534 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 22:34:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:56,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 901 states and 1115 transitions. [2018-12-02 22:34:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1115 transitions. [2018-12-02 22:34:56,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 22:34:56,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:56,599 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 22:34:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 902 states and 1116 transitions. [2018-12-02 22:34:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1116 transitions. [2018-12-02 22:34:56,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 22:34:56,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:56,655 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 22:34:56,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:56,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 923 states and 1137 transitions. [2018-12-02 22:34:56,717 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1137 transitions. [2018-12-02 22:34:56,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 22:34:56,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:34:59,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:59,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 975 states and 1191 transitions. [2018-12-02 22:34:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1191 transitions. [2018-12-02 22:34:59,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-02 22:34:59,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 22:34:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:59,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 977 states and 1193 transitions. [2018-12-02 22:34:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1193 transitions. [2018-12-02 22:34:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 22:34:59,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:59,666 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:35:00,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:00,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1003 states and 1228 transitions. [2018-12-02 22:35:00,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1228 transitions. [2018-12-02 22:35:00,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 22:35:00,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:35:00,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:00,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1006 states and 1233 transitions. [2018-12-02 22:35:00,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1233 transitions. [2018-12-02 22:35:00,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 22:35:00,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:00,747 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:35:00,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:00,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1014 states and 1241 transitions. [2018-12-02 22:35:00,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1241 transitions. [2018-12-02 22:35:00,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 22:35:00,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:01,001 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:35:01,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:01,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1017 states and 1245 transitions. [2018-12-02 22:35:01,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1245 transitions. [2018-12-02 22:35:01,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 22:35:01,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:01,698 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 22:35:03,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1039 states and 1269 transitions. [2018-12-02 22:35:03,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1269 transitions. [2018-12-02 22:35:03,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 22:35:03,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:03,301 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 22:35:03,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:03,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1057 states and 1287 transitions. [2018-12-02 22:35:03,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1287 transitions. [2018-12-02 22:35:03,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 22:35:03,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 22:35:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1065 states and 1295 transitions. [2018-12-02 22:35:04,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1295 transitions. [2018-12-02 22:35:04,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 22:35:04,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:04,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:04,063 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 22:35:04,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:04,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1068 states and 1297 transitions. [2018-12-02 22:35:04,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1297 transitions. [2018-12-02 22:35:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 22:35:04,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 22:35:09,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:09,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1135 states and 1380 transitions. [2018-12-02 22:35:09,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1380 transitions. [2018-12-02 22:35:09,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 22:35:09,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:09,859 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 22:35:10,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:10,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1158 states and 1413 transitions. [2018-12-02 22:35:10,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1413 transitions. [2018-12-02 22:35:10,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 22:35:10,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:10,664 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 22:35:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1159 states and 1423 transitions. [2018-12-02 22:35:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1423 transitions. [2018-12-02 22:35:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 22:35:10,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:35:11,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:11,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1163 states and 1429 transitions. [2018-12-02 22:35:11,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1429 transitions. [2018-12-02 22:35:11,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-02 22:35:11,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:11,242 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:35:12,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1182 states and 1449 transitions. [2018-12-02 22:35:12,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1449 transitions. [2018-12-02 22:35:12,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:35:12,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:12,467 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:35:12,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:12,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1187 states and 1458 transitions. [2018-12-02 22:35:12,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1458 transitions. [2018-12-02 22:35:12,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-02 22:35:12,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:12,655 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 22:35:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:12,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1197 states and 1468 transitions. [2018-12-02 22:35:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1468 transitions. [2018-12-02 22:35:12,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 22:35:12,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-02 22:35:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:14,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1219 states and 1494 transitions. [2018-12-02 22:35:14,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1494 transitions. [2018-12-02 22:35:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 22:35:14,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-02 22:35:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:14,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1222 states and 1496 transitions. [2018-12-02 22:35:14,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1496 transitions. [2018-12-02 22:35:14,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 22:35:14,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:14,445 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-02 22:35:14,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1230 states and 1503 transitions. [2018-12-02 22:35:14,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1503 transitions. [2018-12-02 22:35:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 22:35:14,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:14,711 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-02 22:35:15,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:15,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1233 states and 1505 transitions. [2018-12-02 22:35:15,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1505 transitions. [2018-12-02 22:35:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 22:35:15,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:15,911 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-02 22:35:17,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:17,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1257 states and 1536 transitions. [2018-12-02 22:35:17,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1536 transitions. [2018-12-02 22:35:17,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 22:35:17,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:17,635 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 22:35:19,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1299 states and 1583 transitions. [2018-12-02 22:35:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1583 transitions. [2018-12-02 22:35:19,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 22:35:19,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:19,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:19,470 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 22:35:20,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:20,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1324 states and 1613 transitions. [2018-12-02 22:35:20,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1613 transitions. [2018-12-02 22:35:20,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 22:35:20,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:20,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:20,503 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 22:35:20,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1332 states and 1620 transitions. [2018-12-02 22:35:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1620 transitions. [2018-12-02 22:35:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 22:35:20,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:20,832 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 22:35:21,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:21,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1336 states and 1624 transitions. [2018-12-02 22:35:21,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1624 transitions. [2018-12-02 22:35:21,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 22:35:21,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:21,144 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 22:35:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:21,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1337 states and 1624 transitions. [2018-12-02 22:35:21,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1624 transitions. [2018-12-02 22:35:21,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-02 22:35:21,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 22:35:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1340 states and 1626 transitions. [2018-12-02 22:35:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1626 transitions. [2018-12-02 22:35:21,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-02 22:35:21,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:21,516 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 22:35:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:22,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1361 states and 1648 transitions. [2018-12-02 22:35:22,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1648 transitions. [2018-12-02 22:35:22,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-02 22:35:22,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:22,145 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 22:35:22,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:22,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1369 states and 1655 transitions. [2018-12-02 22:35:22,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1655 transitions. [2018-12-02 22:35:22,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-02 22:35:22,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 326 proven. 4 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 22:35:24,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:24,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1388 states and 1682 transitions. [2018-12-02 22:35:24,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1682 transitions. [2018-12-02 22:35:24,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-02 22:35:24,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:24,208 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 22:35:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:24,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1415 states and 1709 transitions. [2018-12-02 22:35:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1709 transitions. [2018-12-02 22:35:24,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-02 22:35:24,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:24,758 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 22:35:24,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:24,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1420 states and 1713 transitions. [2018-12-02 22:35:24,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1713 transitions. [2018-12-02 22:35:24,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-02 22:35:24,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 22:35:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:28,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1444 states and 1741 transitions. [2018-12-02 22:35:28,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1741 transitions. [2018-12-02 22:35:28,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-02 22:35:28,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:28,278 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2018-12-02 22:35:28,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:28,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1448 states and 1744 transitions. [2018-12-02 22:35:28,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1744 transitions. [2018-12-02 22:35:28,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-02 22:35:28,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:28,559 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 22:35:29,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:29,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1491 states and 1791 transitions. [2018-12-02 22:35:29,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1791 transitions. [2018-12-02 22:35:29,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-02 22:35:29,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:31,029 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 282 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 22:35:33,497 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-02 22:35:36,209 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2018-12-02 22:35:37,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:37,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1557 states and 1865 transitions. [2018-12-02 22:35:37,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1865 transitions. [2018-12-02 22:35:37,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-02 22:35:37,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:38,148 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 389 proven. 60 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 22:35:39,964 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2018-12-02 22:35:41,595 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2018-12-02 22:35:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1587 states and 1901 transitions. [2018-12-02 22:35:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1901 transitions. [2018-12-02 22:35:45,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-02 22:35:45,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:46,452 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-02 22:35:47,307 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2018-12-02 22:35:48,182 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2018-12-02 22:35:48,534 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 22:35:51,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:51,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1621 states and 1938 transitions. [2018-12-02 22:35:51,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1938 transitions. [2018-12-02 22:35:51,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-02 22:35:51,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 22:35:52,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:52,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1624 states and 1941 transitions. [2018-12-02 22:35:52,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 1941 transitions. [2018-12-02 22:35:52,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 22:35:52,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:52,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:53,013 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-02 22:35:53,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1694 states and 2014 transitions. [2018-12-02 22:35:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 2014 transitions. [2018-12-02 22:35:53,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-02 22:35:53,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:54,080 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 22:35:54,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:54,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1723 states and 2042 transitions. [2018-12-02 22:35:54,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2042 transitions. [2018-12-02 22:35:54,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-02 22:35:54,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:55,047 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-12-02 22:35:56,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:56,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1793 states and 2116 transitions. [2018-12-02 22:35:56,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2116 transitions. [2018-12-02 22:35:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-02 22:35:56,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:56,609 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 22:35:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:58,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1859 states and 2193 transitions. [2018-12-02 22:35:58,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2193 transitions. [2018-12-02 22:35:58,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-02 22:35:58,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 22:35:59,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:59,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1878 states and 2211 transitions. [2018-12-02 22:35:59,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2211 transitions. [2018-12-02 22:35:59,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-02 22:35:59,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-02 22:35:59,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1902 states and 2235 transitions. [2018-12-02 22:35:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2235 transitions. [2018-12-02 22:35:59,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-02 22:35:59,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:00,031 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-02 22:36:00,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:00,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1906 states and 2239 transitions. [2018-12-02 22:36:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2239 transitions. [2018-12-02 22:36:00,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-12-02 22:36:00,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:00,419 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-12-02 22:36:04,521 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-02 22:36:06,445 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-02 22:36:07,996 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-02 22:36:10,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1968 states and 2304 transitions. [2018-12-02 22:36:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2304 transitions. [2018-12-02 22:36:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 22:36:10,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:12,328 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 27 [2018-12-02 22:36:13,316 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 25 [2018-12-02 22:36:13,457 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 22:36:31,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2133 states and 2507 transitions. [2018-12-02 22:36:31,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2507 transitions. [2018-12-02 22:36:31,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-02 22:36:31,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:31,327 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 386 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-12-02 22:36:31,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:31,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2138 states and 2515 transitions. [2018-12-02 22:36:31,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2515 transitions. [2018-12-02 22:36:31,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-02 22:36:31,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:31,921 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 386 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-12-02 22:36:32,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:32,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2141 states and 2518 transitions. [2018-12-02 22:36:32,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2518 transitions. [2018-12-02 22:36:32,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-02 22:36:32,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:32,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 579 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-02 22:36:33,913 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-02 22:36:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 2065 states and 2429 transitions. [2018-12-02 22:36:37,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2429 transitions. [2018-12-02 22:36:37,544 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 22:36:37,544 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 98 iterations. [2018-12-02 22:36:37,550 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 22:36:37,903 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 55 [2018-12-02 22:36:38,072 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-12-02 22:36:38,537 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 55 [2018-12-02 22:36:38,769 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 55 [2018-12-02 22:36:39,230 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 56 [2018-12-02 22:36:39,537 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 55 [2018-12-02 22:36:39,794 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 55 [2018-12-02 22:36:40,261 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 55 [2018-12-02 22:36:40,448 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-12-02 22:36:40,563 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 35 [2018-12-02 22:36:41,553 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 56 [2018-12-02 22:36:42,740 WARN L180 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 55 [2018-12-02 22:36:42,977 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 54 [2018-12-02 22:36:43,429 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 55 [2018-12-02 22:36:43,571 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-12-02 22:36:43,703 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-12-02 22:36:44,081 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 55 [2018-12-02 22:36:44,081 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:36:44,084 INFO L583 CodeCheckObserver]: Invariant with dag size 26 [2018-12-02 22:36:44,088 INFO L583 CodeCheckObserver]: Invariant with dag size 26 [2018-12-02 22:36:44,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:36:44 ImpRootNode [2018-12-02 22:36:44,089 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 22:36:44,089 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 22:36:44,089 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 22:36:44,089 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 22:36:44,090 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:34:39" (3/4) ... [2018-12-02 22:36:44,092 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 22:36:44,104 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-02 22:36:44,105 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-02 22:36:44,106 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-02 22:36:44,174 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f69c8c7d-7bcb-4fd6-abae-927a3d0df173/bin-2019/ukojak/witness.graphml [2018-12-02 22:36:44,174 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 22:36:44,175 INFO L168 Benchmark]: Toolchain (without parser) took 126464.69 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 810.0 MB). Free memory was 950.6 MB in the beginning and 1.5 GB in the end (delta: -502.2 MB). Peak memory consumption was 307.8 MB. Max. memory is 11.5 GB. [2018-12-02 22:36:44,175 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:36:44,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 55.0 MB. Max. memory is 11.5 GB. [2018-12-02 22:36:44,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-12-02 22:36:44,176 INFO L168 Benchmark]: Boogie Preprocessor took 29.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 22:36:44,176 INFO L168 Benchmark]: RCFGBuilder took 1013.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 889.1 MB in the end (delta: 206.3 MB). Peak memory consumption was 206.3 MB. Max. memory is 11.5 GB. [2018-12-02 22:36:44,177 INFO L168 Benchmark]: CodeCheck took 124962.86 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 698.4 MB). Free memory was 889.1 MB in the beginning and 1.5 GB in the end (delta: -581.7 MB). Peak memory consumption was 887.7 MB. Max. memory is 11.5 GB. [2018-12-02 22:36:44,177 INFO L168 Benchmark]: Witness Printer took 85.16 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-12-02 22:36:44,178 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 198 locations, 1 error locations. SAFE Result, 118.3s OverallTime, 98 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1364832564 SDtfs, 1301168050 SDslu, -401971438 SDs, 0 SdLazy, 815712216 SolverSat, -1454992612 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 289.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 118761 GetRequests, 116520 SyntacticMatches, 1173 SemanticMatches, 1068 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 838586 ImplicationChecksByTransitivity, 102.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 13.9s InterpolantComputationTime, 17471 NumberOfCodeBlocks, 17471 NumberOfCodeBlocksAsserted, 97 NumberOfCheckSat, 17374 ConstructedInterpolants, 0 QuantifiedInterpolants, 13432481 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 97 InterpolantComputations, 82 PerfectInterpolantSequences, 20043/20486 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: 449]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a8 == 15 || !(a7 == 1)) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a8 == 15 || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1)) || !(a7 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 55.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1013.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 889.1 MB in the end (delta: 206.3 MB). Peak memory consumption was 206.3 MB. Max. memory is 11.5 GB. * CodeCheck took 124962.86 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 698.4 MB). Free memory was 889.1 MB in the beginning and 1.5 GB in the end (delta: -581.7 MB). Peak memory consumption was 887.7 MB. Max. memory is 11.5 GB. * Witness Printer took 85.16 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...