./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label09_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label09_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/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 c896360830ff8b0574c029e3cde358b7dc7cde03 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:52:26,954 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:52:26,955 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:52:26,963 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:52:26,963 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:52:26,963 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:52:26,964 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:52:26,965 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:52:26,966 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:52:26,967 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:52:26,967 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:52:26,967 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:52:26,968 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:52:26,969 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:52:26,969 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:52:26,970 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:52:26,970 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:52:26,971 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:52:26,972 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:52:26,974 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:52:26,974 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:52:26,975 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:52:26,977 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:52:26,977 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:52:26,977 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:52:26,978 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:52:26,978 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:52:26,979 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:52:26,979 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:52:26,981 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:52:26,981 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:52:26,981 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:52:26,981 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:52:26,981 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:52:26,982 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:52:26,983 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:52:26,983 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:52:26,992 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:52:26,992 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:52:26,993 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:52:26,993 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:52:26,993 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:52:26,993 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:52:26,994 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:52:26,994 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:52:26,994 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:52:26,994 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:52:26,994 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:52:26,994 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:52:26,994 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:52:26,994 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:52:26,995 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:52:26,995 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:52:26,995 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:52:26,995 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:52:26,995 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:52:26,995 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:52:26,995 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:52:26,995 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:52:26,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:52:26,996 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:52:26,996 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:52:26,996 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:52:26,996 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:52:26,996 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:52:26,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:52:26,997 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_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/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 -> c896360830ff8b0574c029e3cde358b7dc7cde03 [2018-11-23 07:52:27,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:52:27,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:52:27,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:52:27,034 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:52:27,034 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:52:27,034 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label09_true-unreach-call_false-termination.c [2018-11-23 07:52:27,073 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/data/8f3709077/e685f0ab3bd94355aac39e2b988cc267/FLAG376a85d57 [2018-11-23 07:52:27,523 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:52:27,524 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/sv-benchmarks/c/eca-rers2012/Problem02_label09_true-unreach-call_false-termination.c [2018-11-23 07:52:27,533 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/data/8f3709077/e685f0ab3bd94355aac39e2b988cc267/FLAG376a85d57 [2018-11-23 07:52:27,545 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/data/8f3709077/e685f0ab3bd94355aac39e2b988cc267 [2018-11-23 07:52:27,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:52:27,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:52:27,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:52:27,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:52:27,552 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:52:27,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:27,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22877cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27, skipping insertion in model container [2018-11-23 07:52:27,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:27,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:52:27,597 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:52:27,811 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:52:27,815 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:52:27,881 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:52:27,894 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:52:27,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27 WrapperNode [2018-11-23 07:52:27,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:52:27,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:52:27,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:52:27,895 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:52:27,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:27,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:27,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:52:27,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:52:27,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:52:27,996 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:52:28,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:28,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:28,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:28,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:28,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:28,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:28,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... [2018-11-23 07:52:28,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:52:28,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:52:28,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:52:28,037 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:52:28,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:52:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:52:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:52:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:52:28,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:52:29,634 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:52:29,635 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 07:52:29,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:52:29 BoogieIcfgContainer [2018-11-23 07:52:29,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:52:29,636 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:52:29,636 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:52:29,645 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:52:29,645 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:52:29" (1/1) ... [2018-11-23 07:52:29,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:52:29,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 07:52:29,688 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 07:52:29,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 07:52:29,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:29,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-11-23 07:52:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-11-23 07:52:30,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 07:52:30,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:30,502 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:52:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:30,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 245 states and 331 transitions. [2018-11-23 07:52:30,831 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 331 transitions. [2018-11-23 07:52:30,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 07:52:30,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:30,859 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:30,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 251 states and 337 transitions. [2018-11-23 07:52:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 337 transitions. [2018-11-23 07:52:30,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 07:52:30,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:30,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:30,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2018-11-23 07:52:30,978 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2018-11-23 07:52:30,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 07:52:30,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:31,001 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:31,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:31,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 256 states and 342 transitions. [2018-11-23 07:52:31,021 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 342 transitions. [2018-11-23 07:52:31,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 07:52:31,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:31,078 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:31,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:31,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 273 states and 367 transitions. [2018-11-23 07:52:31,325 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 367 transitions. [2018-11-23 07:52:31,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:52:31,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:31,396 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:31,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 291 states and 395 transitions. [2018-11-23 07:52:31,863 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 395 transitions. [2018-11-23 07:52:31,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:52:31,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:31,919 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:31,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:31,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 294 states and 400 transitions. [2018-11-23 07:52:31,989 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 400 transitions. [2018-11-23 07:52:31,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:52:31,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:32,102 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:52:32,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:32,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 316 states and 432 transitions. [2018-11-23 07:52:32,514 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 432 transitions. [2018-11-23 07:52:32,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:52:32,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:32,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:32,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 320 states and 438 transitions. [2018-11-23 07:52:32,719 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 438 transitions. [2018-11-23 07:52:32,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:52:32,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:32,744 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:32,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:32,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 323 states and 443 transitions. [2018-11-23 07:52:32,894 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 443 transitions. [2018-11-23 07:52:32,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:52:32,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:32,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:33,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 327 states and 448 transitions. [2018-11-23 07:52:33,111 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 448 transitions. [2018-11-23 07:52:33,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:52:33,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:33,190 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:33,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 350 states and 480 transitions. [2018-11-23 07:52:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 480 transitions. [2018-11-23 07:52:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 07:52:33,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:33,817 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:34,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:34,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 361 states and 494 transitions. [2018-11-23 07:52:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 494 transitions. [2018-11-23 07:52:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:52:34,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:34,200 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:52:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:34,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 440 states and 578 transitions. [2018-11-23 07:52:34,724 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 578 transitions. [2018-11-23 07:52:34,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:52:34,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:34,744 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:34,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 444 states and 583 transitions. [2018-11-23 07:52:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 583 transitions. [2018-11-23 07:52:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:52:34,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:34,966 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:35,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:35,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 466 states and 614 transitions. [2018-11-23 07:52:35,796 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 614 transitions. [2018-11-23 07:52:35,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:52:35,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:35,848 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:35,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:35,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 469 states and 617 transitions. [2018-11-23 07:52:35,950 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 617 transitions. [2018-11-23 07:52:35,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:52:35,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:36,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:36,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 472 states and 620 transitions. [2018-11-23 07:52:36,112 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 620 transitions. [2018-11-23 07:52:36,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:52:36,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:36,190 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:36,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:36,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 475 states and 623 transitions. [2018-11-23 07:52:36,320 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 623 transitions. [2018-11-23 07:52:36,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 07:52:36,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:36,344 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:52:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:36,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 482 states and 631 transitions. [2018-11-23 07:52:36,742 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 631 transitions. [2018-11-23 07:52:36,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 07:52:36,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:36,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:36,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 488 states and 638 transitions. [2018-11-23 07:52:36,817 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 638 transitions. [2018-11-23 07:52:36,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 07:52:36,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:36,850 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:52:37,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:37,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 491 states and 642 transitions. [2018-11-23 07:52:37,114 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 642 transitions. [2018-11-23 07:52:37,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 07:52:37,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:37,130 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:52:37,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:37,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 499 states and 649 transitions. [2018-11-23 07:52:37,250 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 649 transitions. [2018-11-23 07:52:37,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:52:37,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:37,333 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:52:37,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:37,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 509 states and 666 transitions. [2018-11-23 07:52:37,730 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 666 transitions. [2018-11-23 07:52:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 07:52:37,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:37,768 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:52:37,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 512 states and 671 transitions. [2018-11-23 07:52:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 671 transitions. [2018-11-23 07:52:37,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 07:52:37,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:37,939 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:52:37,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:37,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 515 states and 674 transitions. [2018-11-23 07:52:37,954 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 674 transitions. [2018-11-23 07:52:37,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 07:52:37,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:37,970 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:52:38,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:38,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 519 states and 679 transitions. [2018-11-23 07:52:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 679 transitions. [2018-11-23 07:52:38,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 07:52:38,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:38,268 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:52:38,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:38,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 529 states and 693 transitions. [2018-11-23 07:52:38,604 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 693 transitions. [2018-11-23 07:52:38,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-23 07:52:38,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:52:38,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:38,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 530 states and 694 transitions. [2018-11-23 07:52:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 694 transitions. [2018-11-23 07:52:38,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-23 07:52:38,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:38,666 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:38,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:38,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 549 states and 715 transitions. [2018-11-23 07:52:38,891 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 715 transitions. [2018-11-23 07:52:38,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 07:52:38,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:39,047 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:52:39,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:39,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 563 states and 731 transitions. [2018-11-23 07:52:39,607 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 731 transitions. [2018-11-23 07:52:39,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 07:52:39,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:39,629 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 565 states and 733 transitions. [2018-11-23 07:52:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 733 transitions. [2018-11-23 07:52:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:52:39,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:52:39,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:39,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 566 states and 735 transitions. [2018-11-23 07:52:39,904 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 735 transitions. [2018-11-23 07:52:39,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 07:52:39,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:39,921 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:52:40,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:40,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 570 states and 738 transitions. [2018-11-23 07:52:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 738 transitions. [2018-11-23 07:52:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 07:52:40,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:52:41,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:41,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 610 states and 794 transitions. [2018-11-23 07:52:41,860 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 794 transitions. [2018-11-23 07:52:41,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 07:52:41,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:52:42,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:42,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 613 states and 797 transitions. [2018-11-23 07:52:42,086 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 797 transitions. [2018-11-23 07:52:42,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:52:42,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:42,111 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:42,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:42,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 617 states and 804 transitions. [2018-11-23 07:52:42,399 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 804 transitions. [2018-11-23 07:52:42,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:52:42,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:42,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 620 states and 808 transitions. [2018-11-23 07:52:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 808 transitions. [2018-11-23 07:52:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 07:52:42,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:42,596 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:52:42,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:42,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 626 states and 813 transitions. [2018-11-23 07:52:42,695 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 813 transitions. [2018-11-23 07:52:42,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 07:52:42,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:42,712 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:52:42,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:42,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 632 states and 818 transitions. [2018-11-23 07:52:42,820 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 818 transitions. [2018-11-23 07:52:42,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 07:52:42,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:42,865 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:52:42,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 633 states and 818 transitions. [2018-11-23 07:52:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 818 transitions. [2018-11-23 07:52:42,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 07:52:42,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:42,954 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:52:43,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:43,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 640 states and 825 transitions. [2018-11-23 07:52:43,044 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 825 transitions. [2018-11-23 07:52:43,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 07:52:43,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:43,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:43,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 665 states and 853 transitions. [2018-11-23 07:52:43,483 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 853 transitions. [2018-11-23 07:52:43,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 07:52:43,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:52:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:43,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 670 states and 858 transitions. [2018-11-23 07:52:43,560 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 858 transitions. [2018-11-23 07:52:43,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 07:52:43,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:43,578 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:52:43,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 671 states and 859 transitions. [2018-11-23 07:52:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 859 transitions. [2018-11-23 07:52:43,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 07:52:43,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:52:44,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:44,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 690 states and 881 transitions. [2018-11-23 07:52:44,218 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 881 transitions. [2018-11-23 07:52:44,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:52:44,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:44,279 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:52:44,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:44,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 691 states and 882 transitions. [2018-11-23 07:52:44,311 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 882 transitions. [2018-11-23 07:52:44,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 07:52:44,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:44,336 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:52:44,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:44,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 708 states and 899 transitions. [2018-11-23 07:52:44,397 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 899 transitions. [2018-11-23 07:52:44,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 07:52:44,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:44,899 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 767 states and 962 transitions. [2018-11-23 07:52:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 962 transitions. [2018-11-23 07:52:47,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 07:52:47,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:47,464 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:52:47,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:47,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 769 states and 963 transitions. [2018-11-23 07:52:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 963 transitions. [2018-11-23 07:52:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:52:47,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:47,671 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:48,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:48,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 784 states and 981 transitions. [2018-11-23 07:52:48,284 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 981 transitions. [2018-11-23 07:52:48,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 07:52:48,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:52:48,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:48,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 786 states and 983 transitions. [2018-11-23 07:52:48,594 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 983 transitions. [2018-11-23 07:52:48,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:52:48,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:52,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:52,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 854 states and 1066 transitions. [2018-11-23 07:52:52,885 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1066 transitions. [2018-11-23 07:52:52,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:52:52,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:53,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 857 states and 1069 transitions. [2018-11-23 07:52:53,161 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1069 transitions. [2018-11-23 07:52:53,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:52:53,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:53,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:53,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 860 states and 1072 transitions. [2018-11-23 07:52:53,433 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1072 transitions. [2018-11-23 07:52:53,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:52:53,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:53,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:53,485 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 872 states and 1089 transitions. [2018-11-23 07:52:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1089 transitions. [2018-11-23 07:52:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:52:54,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:54,292 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:52:54,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:54,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 873 states and 1089 transitions. [2018-11-23 07:52:54,384 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1089 transitions. [2018-11-23 07:52:54,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 07:52:54,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:54,413 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:54,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:54,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 880 states and 1099 transitions. [2018-11-23 07:52:54,728 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1099 transitions. [2018-11-23 07:52:54,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 07:52:54,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:54,835 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:55,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 905 states and 1127 transitions. [2018-11-23 07:52:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1127 transitions. [2018-11-23 07:52:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:52:55,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:55,591 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:57,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 942 states and 1170 transitions. [2018-11-23 07:52:57,221 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1170 transitions. [2018-11-23 07:52:57,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:52:57,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:57,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:57,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 955 states and 1183 transitions. [2018-11-23 07:52:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1183 transitions. [2018-11-23 07:52:57,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:52:57,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 973 states and 1201 transitions. [2018-11-23 07:52:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1201 transitions. [2018-11-23 07:52:58,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:52:58,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:58,612 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:52:58,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:52:58,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 987 states and 1215 transitions. [2018-11-23 07:52:58,886 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1215 transitions. [2018-11-23 07:52:58,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 07:52:58,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:52:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:52:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:53:00,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:00,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1017 states and 1248 transitions. [2018-11-23 07:53:00,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1248 transitions. [2018-11-23 07:53:00,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 07:53:00,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:00,077 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:53:00,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:00,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1019 states and 1249 transitions. [2018-11-23 07:53:00,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1249 transitions. [2018-11-23 07:53:00,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 07:53:00,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:00,659 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:53:01,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:01,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1038 states and 1268 transitions. [2018-11-23 07:53:01,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1268 transitions. [2018-11-23 07:53:01,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 07:53:01,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:01,662 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:53:01,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:01,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1039 states and 1268 transitions. [2018-11-23 07:53:01,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1268 transitions. [2018-11-23 07:53:01,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 07:53:01,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:01,851 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 07:53:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:02,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1044 states and 1277 transitions. [2018-11-23 07:53:02,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1277 transitions. [2018-11-23 07:53:02,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 07:53:02,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:02,173 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:53:02,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:02,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1046 states and 1279 transitions. [2018-11-23 07:53:02,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1279 transitions. [2018-11-23 07:53:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 07:53:02,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:02,707 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:53:04,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:04,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1065 states and 1304 transitions. [2018-11-23 07:53:04,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1304 transitions. [2018-11-23 07:53:04,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 07:53:04,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:04,572 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:53:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:04,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1068 states and 1307 transitions. [2018-11-23 07:53:04,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1307 transitions. [2018-11-23 07:53:04,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:53:04,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:53:05,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1080 states and 1318 transitions. [2018-11-23 07:53:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1318 transitions. [2018-11-23 07:53:05,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 07:53:05,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:05,525 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:53:05,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:05,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1082 states and 1321 transitions. [2018-11-23 07:53:05,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1321 transitions. [2018-11-23 07:53:05,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 07:53:05,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 07:53:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1102 states and 1340 transitions. [2018-11-23 07:53:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1340 transitions. [2018-11-23 07:53:05,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 07:53:05,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:06,006 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 07:53:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:06,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1108 states and 1345 transitions. [2018-11-23 07:53:06,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1345 transitions. [2018-11-23 07:53:06,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 07:53:06,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:06,103 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:53:07,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:07,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1138 states and 1375 transitions. [2018-11-23 07:53:07,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1375 transitions. [2018-11-23 07:53:07,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 07:53:07,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:07,694 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 07:53:07,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:07,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1158 states and 1398 transitions. [2018-11-23 07:53:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1398 transitions. [2018-11-23 07:53:07,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 07:53:07,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:53:08,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:08,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1162 states and 1402 transitions. [2018-11-23 07:53:08,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1402 transitions. [2018-11-23 07:53:08,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:53:08,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:08,397 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:53:08,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:08,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1168 states and 1410 transitions. [2018-11-23 07:53:08,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1410 transitions. [2018-11-23 07:53:08,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:53:08,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:08,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:08,923 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:53:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1171 states and 1414 transitions. [2018-11-23 07:53:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1414 transitions. [2018-11-23 07:53:09,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 07:53:09,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:09,152 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:53:09,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:09,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1201 states and 1444 transitions. [2018-11-23 07:53:09,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1444 transitions. [2018-11-23 07:53:09,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 07:53:09,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:09,457 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:53:09,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:09,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1219 states and 1464 transitions. [2018-11-23 07:53:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1464 transitions. [2018-11-23 07:53:09,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 07:53:09,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:09,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:09,856 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:53:10,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:10,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1224 states and 1471 transitions. [2018-11-23 07:53:10,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1471 transitions. [2018-11-23 07:53:10,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 07:53:10,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:10,241 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:53:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1229 states and 1478 transitions. [2018-11-23 07:53:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1478 transitions. [2018-11-23 07:53:10,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:53:10,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:10,823 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:53:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1258 states and 1514 transitions. [2018-11-23 07:53:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1514 transitions. [2018-11-23 07:53:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:53:12,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:53:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1262 states and 1519 transitions. [2018-11-23 07:53:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1519 transitions. [2018-11-23 07:53:12,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:53:12,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:53:12,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1265 states and 1522 transitions. [2018-11-23 07:53:12,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1522 transitions. [2018-11-23 07:53:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:53:12,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 07:53:13,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:13,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1271 states and 1531 transitions. [2018-11-23 07:53:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1531 transitions. [2018-11-23 07:53:13,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:53:13,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:13,244 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:53:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1298 states and 1567 transitions. [2018-11-23 07:53:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1567 transitions. [2018-11-23 07:53:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:53:14,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:14,595 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:53:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:15,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1307 states and 1577 transitions. [2018-11-23 07:53:15,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1577 transitions. [2018-11-23 07:53:15,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:53:15,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:15,268 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:53:15,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:15,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1310 states and 1580 transitions. [2018-11-23 07:53:15,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1580 transitions. [2018-11-23 07:53:15,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:53:15,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:15,631 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:53:15,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:15,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1313 states and 1583 transitions. [2018-11-23 07:53:15,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1583 transitions. [2018-11-23 07:53:15,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:53:15,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:15,928 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 07:53:16,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:16,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1314 states and 1584 transitions. [2018-11-23 07:53:16,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1584 transitions. [2018-11-23 07:53:16,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:53:16,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:16,161 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 07:53:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:16,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1327 states and 1603 transitions. [2018-11-23 07:53:16,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1603 transitions. [2018-11-23 07:53:16,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:53:16,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:16,829 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:53:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:16,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1332 states and 1607 transitions. [2018-11-23 07:53:16,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1607 transitions. [2018-11-23 07:53:16,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:53:16,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:16,920 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:53:17,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1336 states and 1611 transitions. [2018-11-23 07:53:17,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1611 transitions. [2018-11-23 07:53:17,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 07:53:17,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:17,436 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:53:19,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:19,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1365 states and 1650 transitions. [2018-11-23 07:53:19,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1650 transitions. [2018-11-23 07:53:19,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 07:53:19,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:19,115 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:53:19,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:19,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1377 states and 1665 transitions. [2018-11-23 07:53:19,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1665 transitions. [2018-11-23 07:53:19,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 07:53:19,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:19,675 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:53:19,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:19,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1393 states and 1682 transitions. [2018-11-23 07:53:19,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1682 transitions. [2018-11-23 07:53:19,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 07:53:19,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:19,785 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:53:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1405 states and 1694 transitions. [2018-11-23 07:53:19,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1694 transitions. [2018-11-23 07:53:19,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 07:53:19,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:19,944 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:53:20,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:20,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1412 states and 1700 transitions. [2018-11-23 07:53:20,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1700 transitions. [2018-11-23 07:53:20,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 07:53:20,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:53:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:20,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1443 states and 1736 transitions. [2018-11-23 07:53:20,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1736 transitions. [2018-11-23 07:53:20,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 07:53:20,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:20,999 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:53:22,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1475 states and 1770 transitions. [2018-11-23 07:53:22,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1770 transitions. [2018-11-23 07:53:22,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 07:53:22,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:22,488 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:53:23,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:23,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1482 states and 1776 transitions. [2018-11-23 07:53:23,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1776 transitions. [2018-11-23 07:53:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:53:23,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:23,179 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:53:23,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:23,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1486 states and 1780 transitions. [2018-11-23 07:53:23,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1780 transitions. [2018-11-23 07:53:23,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:53:23,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-23 07:53:23,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:23,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1487 states and 1780 transitions. [2018-11-23 07:53:23,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1780 transitions. [2018-11-23 07:53:23,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:53:23,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 07:53:23,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:23,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1512 states and 1805 transitions. [2018-11-23 07:53:23,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1805 transitions. [2018-11-23 07:53:23,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:53:23,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:24,014 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 07:53:24,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:24,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1532 states and 1824 transitions. [2018-11-23 07:53:24,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1824 transitions. [2018-11-23 07:53:24,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 07:53:24,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:24,364 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 07:53:26,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:26,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1679 states and 1983 transitions. [2018-11-23 07:53:26,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 1983 transitions. [2018-11-23 07:53:26,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-23 07:53:26,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:53:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:53:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2018-11-23 07:53:28,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:53:28,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1636 states and 1943 transitions. [2018-11-23 07:53:28,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1943 transitions. [2018-11-23 07:53:28,963 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:53:28,963 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 112 iterations. [2018-11-23 07:53:28,969 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 07:53:29,874 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 14 [2018-11-23 07:53:30,118 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 14 [2018-11-23 07:53:31,622 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 14 [2018-11-23 07:53:31,869 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:53:31,871 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-23 07:53:31,877 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-23 07:53:31,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:53:31 ImpRootNode [2018-11-23 07:53:31,878 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:53:31,878 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:53:31,878 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:53:31,878 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:53:31,879 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:52:29" (3/4) ... [2018-11-23 07:53:31,881 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:53:31,894 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-11-23 07:53:31,895 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 07:53:31,896 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 07:53:31,897 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:53:31,986 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a9b1e55b-cf85-4b3b-9fe8-3ce1ca9d06b4/bin-2019/ukojak/witness.graphml [2018-11-23 07:53:31,986 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:53:31,987 INFO L168 Benchmark]: Toolchain (without parser) took 64438.99 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 956.6 MB in the beginning and 1.7 GB in the end (delta: -718.7 MB). Peak memory consumption was 785.5 MB. Max. memory is 11.5 GB. [2018-11-23 07:53:31,987 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:53:31,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.43 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 924.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:53:31,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 924.3 MB in the beginning and 1.1 GB in the end (delta: -206.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:53:31,988 INFO L168 Benchmark]: Boogie Preprocessor took 40.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:53:31,988 INFO L168 Benchmark]: RCFGBuilder took 1598.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.7 MB in the end (delta: 240.8 MB). Peak memory consumption was 240.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:53:31,988 INFO L168 Benchmark]: CodeCheck took 62242.39 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 884.7 MB in the beginning and 1.7 GB in the end (delta: -790.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-23 07:53:31,988 INFO L168 Benchmark]: Witness Printer took 107.85 ms. Allocated memory is still 2.5 GB. Free memory is still 1.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:53:31,993 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 59.2s OverallTime, 112 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1878376600 SDtfs, 78138122 SDslu, 1746420820 SDs, 0 SdLazy, 1496188670 SolverSat, -2079814940 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 221.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107608 GetRequests, 105745 SyntacticMatches, 977 SemanticMatches, 886 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 553773 ImplicationChecksByTransitivity, 49.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 16662 NumberOfCodeBlocks, 16662 NumberOfCodeBlocksAsserted, 111 NumberOfCheckSat, 16551 ConstructedInterpolants, 0 QuantifiedInterpolants, 6231801 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 111 InterpolantComputations, 97 PerfectInterpolantSequences, 10569/10711 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: 535]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || a19 == 1) || !(a28 == 7)) || a17 == 8 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || a19 == 1) || !(a28 == 7)) || a17 == 8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 345.43 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 924.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 924.3 MB in the beginning and 1.1 GB in the end (delta: -206.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1598.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.7 MB in the end (delta: 240.8 MB). Peak memory consumption was 240.8 MB. Max. memory is 11.5 GB. * CodeCheck took 62242.39 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 884.7 MB in the beginning and 1.7 GB in the end (delta: -790.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 107.85 ms. Allocated memory is still 2.5 GB. Free memory is still 1.7 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...