./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label08_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label08_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/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 16d1e07abe3d8baa61b9a8d494202a7664f873bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:26:18,970 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:26:18,971 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:26:18,977 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:26:18,978 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:26:18,978 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:26:18,979 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:26:18,979 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:26:18,980 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:26:18,981 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:26:18,981 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:26:18,981 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:26:18,982 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:26:18,982 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:26:18,983 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:26:18,983 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:26:18,983 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:26:18,984 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:26:18,985 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:26:18,986 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:26:18,986 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:26:18,987 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:26:18,988 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:26:18,988 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:26:18,988 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:26:18,988 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:26:18,989 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:26:18,989 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:26:18,990 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:26:18,990 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:26:18,990 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:26:18,991 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:26:18,991 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:26:18,991 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:26:18,991 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:26:18,992 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:26:18,992 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 01:26:18,999 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:26:18,999 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:26:18,999 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:26:19,000 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:26:19,000 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:26:19,000 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:26:19,000 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:26:19,000 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:26:19,000 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:26:19,000 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:26:19,001 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:26:19,001 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:26:19,001 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:26:19,001 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:26:19,001 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:26:19,001 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:26:19,001 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:26:19,001 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:26:19,001 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:26:19,001 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:26:19,001 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:26:19,002 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:26:19,002 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:26:19,002 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:26:19,002 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:26:19,002 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:26:19,002 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:26:19,002 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:26:19,002 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:26:19,002 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_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/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 -> 16d1e07abe3d8baa61b9a8d494202a7664f873bb [2018-12-09 01:26:19,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:26:19,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:26:19,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:26:19,030 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:26:19,031 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:26:19,031 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label08_true-unreach-call_false-termination.c [2018-12-09 01:26:19,066 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/data/0ca7f84b7/5252244986a140c3bd2f7d61f08b9c00/FLAG1f1ba6018 [2018-12-09 01:26:19,494 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:26:19,494 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/sv-benchmarks/c/eca-rers2012/Problem01_label08_true-unreach-call_false-termination.c [2018-12-09 01:26:19,501 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/data/0ca7f84b7/5252244986a140c3bd2f7d61f08b9c00/FLAG1f1ba6018 [2018-12-09 01:26:19,510 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/data/0ca7f84b7/5252244986a140c3bd2f7d61f08b9c00 [2018-12-09 01:26:19,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:26:19,513 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:26:19,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:26:19,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:26:19,515 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:26:19,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19, skipping insertion in model container [2018-12-09 01:26:19,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:26:19,547 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:26:19,730 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:26:19,733 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:26:19,821 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:26:19,831 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:26:19,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19 WrapperNode [2018-12-09 01:26:19,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:26:19,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:26:19,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:26:19,832 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:26:19,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:26:19,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:26:19,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:26:19,871 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:26:19,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... [2018-12-09 01:26:19,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:26:19,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:26:19,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:26:19,900 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:26:19,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:26:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:26:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:26:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:26:20,853 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:26:20,853 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 01:26:20,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:26:20 BoogieIcfgContainer [2018-12-09 01:26:20,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:26:20,854 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:26:20,854 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:26:20,861 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:26:20,862 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:26:20" (1/1) ... [2018-12-09 01:26:20,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:26:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:20,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-09 01:26:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-09 01:26:20,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 01:26:20,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:21,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:21,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:21,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 145 states and 231 transitions. [2018-12-09 01:26:21,389 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions. [2018-12-09 01:26:21,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 01:26:21,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:21,468 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 01:26:21,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:21,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 218 states and 309 transitions. [2018-12-09 01:26:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 309 transitions. [2018-12-09 01:26:21,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 01:26:21,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:21,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:26:21,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:21,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 219 states and 310 transitions. [2018-12-09 01:26:21,943 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 310 transitions. [2018-12-09 01:26:21,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 01:26:21,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:22,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:22,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 242 states and 334 transitions. [2018-12-09 01:26:22,102 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 334 transitions. [2018-12-09 01:26:22,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 01:26:22,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:22,141 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:26:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 275 states and 372 transitions. [2018-12-09 01:26:22,399 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 372 transitions. [2018-12-09 01:26:22,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 01:26:22,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:22,436 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:22,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:22,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 307 states and 404 transitions. [2018-12-09 01:26:22,614 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 404 transitions. [2018-12-09 01:26:22,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 01:26:22,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:22,700 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 347 states and 451 transitions. [2018-12-09 01:26:23,072 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 451 transitions. [2018-12-09 01:26:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 01:26:23,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:23,114 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:26:23,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:23,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 361 states and 470 transitions. [2018-12-09 01:26:23,370 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 470 transitions. [2018-12-09 01:26:23,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 01:26:23,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:23,390 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 365 states and 477 transitions. [2018-12-09 01:26:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 477 transitions. [2018-12-09 01:26:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 01:26:23,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:23,536 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:23,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:23,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 386 states and 500 transitions. [2018-12-09 01:26:23,750 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 500 transitions. [2018-12-09 01:26:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 01:26:23,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:23,770 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:26:23,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 388 states and 503 transitions. [2018-12-09 01:26:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 503 transitions. [2018-12-09 01:26:23,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 01:26:23,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:23,854 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:23,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:23,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 395 states and 511 transitions. [2018-12-09 01:26:23,919 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 511 transitions. [2018-12-09 01:26:23,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 01:26:23,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:23,989 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 01:26:24,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:24,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 404 states and 526 transitions. [2018-12-09 01:26:24,265 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 526 transitions. [2018-12-09 01:26:24,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:26:24,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:24,341 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:24,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:24,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 449 states and 582 transitions. [2018-12-09 01:26:24,870 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 582 transitions. [2018-12-09 01:26:24,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:26:24,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:25,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:25,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 466 states and 600 transitions. [2018-12-09 01:26:25,223 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 600 transitions. [2018-12-09 01:26:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:26:25,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:25,283 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 469 states and 602 transitions. [2018-12-09 01:26:25,368 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 602 transitions. [2018-12-09 01:26:25,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 01:26:25,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:25,463 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 01:26:25,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:25,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 483 states and 622 transitions. [2018-12-09 01:26:25,805 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 622 transitions. [2018-12-09 01:26:25,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 01:26:25,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:25,858 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:26:25,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:25,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 490 states and 631 transitions. [2018-12-09 01:26:25,943 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 631 transitions. [2018-12-09 01:26:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 01:26:25,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:26:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:26,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 496 states and 638 transitions. [2018-12-09 01:26:26,210 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 638 transitions. [2018-12-09 01:26:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 01:26:26,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:26,228 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:26:26,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:26,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 501 states and 644 transitions. [2018-12-09 01:26:26,476 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 644 transitions. [2018-12-09 01:26:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 01:26:26,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:26,545 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 01:26:26,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:26,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 544 states and 688 transitions. [2018-12-09 01:26:26,815 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 688 transitions. [2018-12-09 01:26:26,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 01:26:26,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 01:26:27,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:27,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 552 states and 696 transitions. [2018-12-09 01:26:27,064 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 696 transitions. [2018-12-09 01:26:27,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 01:26:27,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:27,081 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 01:26:27,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:27,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 566 states and 712 transitions. [2018-12-09 01:26:27,362 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 712 transitions. [2018-12-09 01:26:27,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 01:26:27,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:27,389 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 01:26:27,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:27,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 569 states and 717 transitions. [2018-12-09 01:26:27,550 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 717 transitions. [2018-12-09 01:26:27,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-09 01:26:27,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:27,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 587 states and 735 transitions. [2018-12-09 01:26:27,630 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 735 transitions. [2018-12-09 01:26:27,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 01:26:27,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:27,715 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 01:26:28,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:28,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 612 states and 762 transitions. [2018-12-09 01:26:28,091 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 762 transitions. [2018-12-09 01:26:28,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 01:26:28,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:28,404 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:29,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:29,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 677 states and 832 transitions. [2018-12-09 01:26:29,493 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 832 transitions. [2018-12-09 01:26:29,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 01:26:29,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:29,786 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 01:26:30,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 691 states and 848 transitions. [2018-12-09 01:26:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 848 transitions. [2018-12-09 01:26:30,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 01:26:30,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:30,621 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 01:26:34,165 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-09 01:26:35,361 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2018-12-09 01:26:35,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:35,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 746 states and 908 transitions. [2018-12-09 01:26:35,949 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 908 transitions. [2018-12-09 01:26:35,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 01:26:35,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:36,346 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:36,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:36,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 747 states and 917 transitions. [2018-12-09 01:26:36,708 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 917 transitions. [2018-12-09 01:26:36,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 01:26:36,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:36,795 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:37,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:37,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 815 states and 988 transitions. [2018-12-09 01:26:37,612 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 988 transitions. [2018-12-09 01:26:37,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 01:26:37,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:37,635 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:26:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:37,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 833 states and 1006 transitions. [2018-12-09 01:26:37,688 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1006 transitions. [2018-12-09 01:26:37,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 01:26:37,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 01:26:37,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:37,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 837 states and 1010 transitions. [2018-12-09 01:26:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1010 transitions. [2018-12-09 01:26:37,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 01:26:37,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:37,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:38,002 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 882 states and 1058 transitions. [2018-12-09 01:26:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1058 transitions. [2018-12-09 01:26:39,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 01:26:39,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:39,351 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:39,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 903 states and 1078 transitions. [2018-12-09 01:26:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1078 transitions. [2018-12-09 01:26:39,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 01:26:39,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:39,764 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 01:26:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 951 states and 1128 transitions. [2018-12-09 01:26:40,714 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1128 transitions. [2018-12-09 01:26:40,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 01:26:40,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 01:26:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 972 states and 1148 transitions. [2018-12-09 01:26:40,941 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1148 transitions. [2018-12-09 01:26:40,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 01:26:40,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:41,034 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:44,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:44,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1014 states and 1200 transitions. [2018-12-09 01:26:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1200 transitions. [2018-12-09 01:26:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 01:26:44,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:45,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:45,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1019 states and 1206 transitions. [2018-12-09 01:26:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1206 transitions. [2018-12-09 01:26:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 01:26:45,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:45,675 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 107 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 01:26:47,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:47,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 1030 states and 1220 transitions. [2018-12-09 01:26:47,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1220 transitions. [2018-12-09 01:26:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 01:26:47,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:47,889 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-09 01:26:49,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1154 states and 1352 transitions. [2018-12-09 01:26:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1352 transitions. [2018-12-09 01:26:49,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 01:26:49,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:49,055 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 01:26:49,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:49,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1181 states and 1385 transitions. [2018-12-09 01:26:49,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1385 transitions. [2018-12-09 01:26:49,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 01:26:49,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:49,464 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:49,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:49,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1185 states and 1394 transitions. [2018-12-09 01:26:49,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1394 transitions. [2018-12-09 01:26:49,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 01:26:49,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:50,201 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:54,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1254 states and 1480 transitions. [2018-12-09 01:26:54,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1480 transitions. [2018-12-09 01:26:54,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 01:26:54,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:55,613 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 23 [2018-12-09 01:26:57,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:57,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1282 states and 1513 transitions. [2018-12-09 01:26:57,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1513 transitions. [2018-12-09 01:26:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 01:26:57,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 01:26:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:58,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1321 states and 1558 transitions. [2018-12-09 01:26:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1558 transitions. [2018-12-09 01:26:58,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 01:26:58,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:58,300 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:26:58,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:26:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1322 states and 1559 transitions. [2018-12-09 01:26:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1559 transitions. [2018-12-09 01:26:58,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 01:26:58,493 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:26:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:26:59,542 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 01:27:01,613 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2018-12-09 01:27:03,272 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2018-12-09 01:27:04,992 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2018-12-09 01:27:06,128 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2018-12-09 01:27:07,380 WARN L180 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2018-12-09 01:27:08,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:08,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1369 states and 1610 transitions. [2018-12-09 01:27:08,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1610 transitions. [2018-12-09 01:27:08,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 01:27:08,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:08,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:08,244 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 01:27:10,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:10,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1380 states and 1622 transitions. [2018-12-09 01:27:10,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1622 transitions. [2018-12-09 01:27:10,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 01:27:10,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:10,512 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 01:27:11,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:11,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1421 states and 1673 transitions. [2018-12-09 01:27:11,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1673 transitions. [2018-12-09 01:27:11,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 01:27:11,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 01:27:11,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:11,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1422 states and 1673 transitions. [2018-12-09 01:27:11,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1673 transitions. [2018-12-09 01:27:11,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 01:27:11,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 01:27:12,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:12,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1439 states and 1689 transitions. [2018-12-09 01:27:12,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1689 transitions. [2018-12-09 01:27:12,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 01:27:12,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:12,224 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 01:27:12,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:12,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1441 states and 1693 transitions. [2018-12-09 01:27:12,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1693 transitions. [2018-12-09 01:27:12,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 01:27:12,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:12,737 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 01:27:13,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:13,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1442 states and 1693 transitions. [2018-12-09 01:27:13,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1693 transitions. [2018-12-09 01:27:13,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 01:27:13,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 137 proven. 70 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 01:27:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1486 states and 1751 transitions. [2018-12-09 01:27:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1751 transitions. [2018-12-09 01:27:17,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 01:27:17,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:18,241 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:27:23,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:23,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1555 states and 1831 transitions. [2018-12-09 01:27:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1831 transitions. [2018-12-09 01:27:23,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 01:27:23,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:23,626 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 124 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 01:27:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:23,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1557 states and 1835 transitions. [2018-12-09 01:27:23,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1835 transitions. [2018-12-09 01:27:23,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 01:27:23,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 01:27:25,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:25,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1599 states and 1888 transitions. [2018-12-09 01:27:25,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1888 transitions. [2018-12-09 01:27:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 01:27:25,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:25,875 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 01:27:26,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:26,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1613 states and 1901 transitions. [2018-12-09 01:27:26,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 1901 transitions. [2018-12-09 01:27:26,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 01:27:26,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 01:27:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:26,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1615 states and 1904 transitions. [2018-12-09 01:27:26,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1904 transitions. [2018-12-09 01:27:26,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-09 01:27:26,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:26,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:26,469 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-09 01:27:27,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:27,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1635 states and 1925 transitions. [2018-12-09 01:27:27,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 1925 transitions. [2018-12-09 01:27:27,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-09 01:27:27,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:27:28,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:28,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1636 states and 1927 transitions. [2018-12-09 01:27:28,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1927 transitions. [2018-12-09 01:27:28,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-09 01:27:28,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:27:29,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:29,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1639 states and 1931 transitions. [2018-12-09 01:27:29,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 1931 transitions. [2018-12-09 01:27:29,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-09 01:27:29,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:29,674 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 01:27:30,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:30,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1706 states and 2000 transitions. [2018-12-09 01:27:30,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2000 transitions. [2018-12-09 01:27:30,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 01:27:30,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:30,848 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-12-09 01:27:30,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:30,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1707 states and 2000 transitions. [2018-12-09 01:27:30,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2000 transitions. [2018-12-09 01:27:30,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 01:27:30,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 01:27:36,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:36,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1716 states and 2016 transitions. [2018-12-09 01:27:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2016 transitions. [2018-12-09 01:27:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-09 01:27:36,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:36,807 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-09 01:27:37,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:37,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1719 states and 2020 transitions. [2018-12-09 01:27:37,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2020 transitions. [2018-12-09 01:27:37,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-09 01:27:37,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:37,944 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 235 proven. 41 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 01:27:40,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:40,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1749 states and 2058 transitions. [2018-12-09 01:27:40,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2058 transitions. [2018-12-09 01:27:40,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 01:27:40,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:40,946 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-09 01:27:42,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:42,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1774 states and 2084 transitions. [2018-12-09 01:27:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2084 transitions. [2018-12-09 01:27:42,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 01:27:42,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:42,267 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-09 01:27:47,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:47,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1798 states and 2108 transitions. [2018-12-09 01:27:47,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2108 transitions. [2018-12-09 01:27:47,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 01:27:47,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 01:27:53,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:53,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1858 states and 2168 transitions. [2018-12-09 01:27:53,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2168 transitions. [2018-12-09 01:27:53,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-09 01:27:53,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:53,566 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-12-09 01:27:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:54,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1928 states and 2241 transitions. [2018-12-09 01:27:54,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2241 transitions. [2018-12-09 01:27:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 01:27:54,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2018-12-09 01:27:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:27:55,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1932 states and 2244 transitions. [2018-12-09 01:27:55,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2244 transitions. [2018-12-09 01:27:55,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 01:27:55,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:27:55,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:27:56,387 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2018-12-09 01:27:57,334 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2018-12-09 01:27:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-09 01:28:00,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:00,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1938 states and 2252 transitions. [2018-12-09 01:28:00,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2252 transitions. [2018-12-09 01:28:00,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 01:28:00,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-09 01:28:02,691 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 27 [2018-12-09 01:28:07,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:07,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1964 states and 2277 transitions. [2018-12-09 01:28:07,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2277 transitions. [2018-12-09 01:28:07,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-09 01:28:07,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:09,167 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 01:28:11,610 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2018-12-09 01:28:14,305 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 01:28:17,114 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-09 01:28:18,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:18,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 2016 states and 2331 transitions. [2018-12-09 01:28:18,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 2331 transitions. [2018-12-09 01:28:18,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-09 01:28:18,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:18,760 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 01:28:19,853 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-09 01:28:20,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:20,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 2030 states and 2344 transitions. [2018-12-09 01:28:20,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2344 transitions. [2018-12-09 01:28:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-09 01:28:20,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 342 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 01:28:21,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:21,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 2032 states and 2345 transitions. [2018-12-09 01:28:21,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2345 transitions. [2018-12-09 01:28:21,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-09 01:28:21,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:22,208 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 502 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 01:28:28,811 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2018-12-09 01:28:38,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:38,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2166 states and 2514 transitions. [2018-12-09 01:28:38,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 2514 transitions. [2018-12-09 01:28:38,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-09 01:28:38,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:40,737 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 01:28:46,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:28:46,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2245 states and 2605 transitions. [2018-12-09 01:28:46,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 2605 transitions. [2018-12-09 01:28:46,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 01:28:46,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:28:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:28:48,806 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2018-12-09 01:28:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 403 proven. 96 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 01:28:51,887 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 01:28:54,297 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 01:28:55,849 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-09 01:28:57,865 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 01:28:58,242 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 29 [2018-12-09 01:28:59,460 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2018-12-09 01:29:00,129 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-12-09 01:29:01,080 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2018-12-09 01:29:02,281 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-09 01:29:03,021 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-09 01:29:06,262 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 01:29:08,066 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-09 01:29:09,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:09,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2307 states and 2675 transitions. [2018-12-09 01:29:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2675 transitions. [2018-12-09 01:29:09,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 01:29:09,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:09,286 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 403 proven. 96 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 01:29:12,768 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 01:29:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2324 states and 2693 transitions. [2018-12-09 01:29:14,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 2693 transitions. [2018-12-09 01:29:14,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-09 01:29:14,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:14,905 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 424 proven. 104 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:29:15,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:15,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2328 states and 2698 transitions. [2018-12-09 01:29:15,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 2698 transitions. [2018-12-09 01:29:15,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-12-09 01:29:15,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:29:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:29:15,698 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 01:29:23,238 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2018-12-09 01:29:24,390 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-09 01:29:26,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:29:26,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2250 states and 2619 transitions. [2018-12-09 01:29:26,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2619 transitions. [2018-12-09 01:29:26,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:29:26,327 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 85 iterations. [2018-12-09 01:29:26,337 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 01:29:26,465 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 38 [2018-12-09 01:29:26,567 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 38 [2018-12-09 01:29:26,708 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 42 [2018-12-09 01:29:26,812 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 38 [2018-12-09 01:29:26,946 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 40 [2018-12-09 01:29:27,119 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 39 [2018-12-09 01:29:27,240 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-12-09 01:29:27,388 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 42 [2018-12-09 01:29:27,533 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 42 [2018-12-09 01:29:27,766 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 33 [2018-12-09 01:29:27,893 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 39 [2018-12-09 01:29:28,041 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 42 [2018-12-09 01:29:28,251 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 42 [2018-12-09 01:29:28,398 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 42 [2018-12-09 01:29:28,635 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 39 [2018-12-09 01:29:28,878 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 42 [2018-12-09 01:29:28,986 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 38 [2018-12-09 01:29:29,120 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 40 [2018-12-09 01:29:29,249 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 39 [2018-12-09 01:29:29,416 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-12-09 01:29:29,798 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 38 [2018-12-09 01:29:29,960 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 38 [2018-12-09 01:29:30,295 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 39 [2018-12-09 01:29:30,516 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 42 [2018-12-09 01:29:30,779 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 39 [2018-12-09 01:29:30,955 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 39 [2018-12-09 01:29:31,078 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 39 [2018-12-09 01:29:31,337 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 38 [2018-12-09 01:29:31,457 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-12-09 01:29:31,616 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-12-09 01:29:31,805 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 38 [2018-12-09 01:29:32,130 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 42 [2018-12-09 01:29:32,465 WARN L180 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 71 [2018-12-09 01:29:32,685 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-12-09 01:29:32,787 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-12-09 01:29:32,948 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 40 [2018-12-09 01:29:33,173 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 40 [2018-12-09 01:29:33,332 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 40 [2018-12-09 01:29:33,485 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 39 [2018-12-09 01:29:33,632 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 42 [2018-12-09 01:29:33,632 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 01:29:33,634 INFO L583 CodeCheckObserver]: Invariant with dag size 33 [2018-12-09 01:29:33,639 INFO L583 CodeCheckObserver]: Invariant with dag size 33 [2018-12-09 01:29:33,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:29:33 ImpRootNode [2018-12-09 01:29:33,640 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:29:33,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:29:33,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:29:33,640 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:29:33,640 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:26:20" (3/4) ... [2018-12-09 01:29:33,643 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:29:33,652 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-09 01:29:33,653 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-09 01:29:33,653 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 01:29:33,654 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 01:29:33,720 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1ff3ee0a-b429-4f80-a4c3-be42f328bef1/bin-2019/ukojak/witness.graphml [2018-12-09 01:29:33,720 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:29:33,720 INFO L168 Benchmark]: Toolchain (without parser) took 194208.28 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 426.2 MB). Free memory was 944.1 MB in the beginning and 926.4 MB in the end (delta: 17.7 MB). Peak memory consumption was 444.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:29:33,721 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:29:33,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -163.5 MB). Peak memory consumption was 40.9 MB. Max. memory is 11.5 GB. [2018-12-09 01:29:33,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:29:33,721 INFO L168 Benchmark]: Boogie Preprocessor took 29.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:29:33,721 INFO L168 Benchmark]: RCFGBuilder took 953.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 890.6 MB in the end (delta: 206.4 MB). Peak memory consumption was 206.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:29:33,722 INFO L168 Benchmark]: CodeCheck took 192785.99 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 306.7 MB). Free memory was 890.6 MB in the beginning and 949.3 MB in the end (delta: -58.7 MB). Peak memory consumption was 542.2 MB. Max. memory is 11.5 GB. [2018-12-09 01:29:33,722 INFO L168 Benchmark]: Witness Printer took 79.88 ms. Allocated memory is still 1.5 GB. Free memory was 949.3 MB in the beginning and 926.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-12-09 01:29:33,723 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 198 locations, 1 error locations. SAFE Result, 185.4s OverallTime, 85 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -792443700 SDtfs, -1756325586 SDslu, -2034522312 SDs, 0 SdLazy, -1829514314 SolverSat, -844414216 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 304.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99596 GetRequests, 96075 SyntacticMatches, 2337 SemanticMatches, 1184 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1007184 ImplicationChecksByTransitivity, 165.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 20.9s InterpolantComputationTime, 14903 NumberOfCodeBlocks, 14903 NumberOfCodeBlocksAsserted, 84 NumberOfCheckSat, 14819 ConstructedInterpolants, 0 QuantifiedInterpolants, 19516561 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 84 InterpolantComputations, 71 PerfectInterpolantSequences, 15052/15578 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: 515]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((a20 == 1 || a8 == 15) || !(a7 == 1)) || (((((!(a21 == 1) && a16 == 4) && a8 == 13) && a17 == 1) && a12 == 8) && a20 <= 0)) || (((((a16 == 4 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0)) || (((((a8 == 14 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && a16 == 5) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((a8 == 15 || a20 == 1) || !(a7 == 1)) || (((((!(a21 == 1) && a16 == 4) && a8 == 13) && a17 == 1) && a12 == 8) && a20 <= 0)) || (((((a16 == 4 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0)) || (((((a8 == 14 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && a16 == 5) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -163.5 MB). Peak memory consumption was 40.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 953.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 890.6 MB in the end (delta: 206.4 MB). Peak memory consumption was 206.4 MB. Max. memory is 11.5 GB. * CodeCheck took 192785.99 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 306.7 MB). Free memory was 890.6 MB in the beginning and 949.3 MB in the end (delta: -58.7 MB). Peak memory consumption was 542.2 MB. Max. memory is 11.5 GB. * Witness Printer took 79.88 ms. Allocated memory is still 1.5 GB. Free memory was 949.3 MB in the beginning and 926.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...