./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/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 a91f469417fecfcde25fa5a52b02f071d3462166 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:43:57,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:43:57,066 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:43:57,075 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:43:57,076 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:43:57,076 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:43:57,077 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:43:57,079 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:43:57,080 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:43:57,081 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:43:57,082 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:43:57,082 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:43:57,083 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:43:57,083 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:43:57,084 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:43:57,085 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:43:57,086 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:43:57,088 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:43:57,089 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:43:57,091 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:43:57,092 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:43:57,093 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:43:57,095 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:43:57,095 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:43:57,095 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:43:57,096 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:43:57,097 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:43:57,097 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:43:57,098 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:43:57,099 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:43:57,099 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:43:57,100 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:43:57,100 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:43:57,100 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:43:57,100 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:43:57,101 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:43:57,101 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:43:57,111 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:43:57,111 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:43:57,112 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:43:57,112 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:43:57,113 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:43:57,113 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:43:57,113 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:43:57,113 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:43:57,113 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:43:57,113 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:43:57,113 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:43:57,114 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:43:57,114 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:43:57,115 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:43:57,115 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:43:57,115 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:43:57,115 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:43:57,115 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:43:57,115 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:43:57,115 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:43:57,116 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:43:57,116 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:43:57,116 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:43:57,116 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:43:57,116 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:43:57,116 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:43:57,116 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:43:57,116 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:43:57,117 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:43:57,117 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_4fa9656a-a0ab-41c1-ae23-5da5c5141383/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 -> a91f469417fecfcde25fa5a52b02f071d3462166 [2018-11-18 16:43:57,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:43:57,156 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:43:57,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:43:57,161 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:43:57,161 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:43:57,162 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c [2018-11-18 16:43:57,211 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/data/5c1ef48bf/af0442ed92f040c5a6c8dcbb30e005f2/FLAG91a1a91e8 [2018-11-18 16:43:57,582 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:43:57,582 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c [2018-11-18 16:43:57,591 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/data/5c1ef48bf/af0442ed92f040c5a6c8dcbb30e005f2/FLAG91a1a91e8 [2018-11-18 16:43:57,604 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/data/5c1ef48bf/af0442ed92f040c5a6c8dcbb30e005f2 [2018-11-18 16:43:57,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:43:57,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:43:57,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:43:57,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:43:57,612 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:43:57,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:57,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57, skipping insertion in model container [2018-11-18 16:43:57,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:57,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:43:57,658 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:43:57,906 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:43:57,909 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:43:57,977 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:43:57,987 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:43:57,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57 WrapperNode [2018-11-18 16:43:57,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:43:57,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:43:57,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:43:57,988 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:43:58,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:58,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:58,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:43:58,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:43:58,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:43:58,108 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:43:58,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:58,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:58,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:58,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:58,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:58,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:58,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... [2018-11-18 16:43:58,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:43:58,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:43:58,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:43:58,150 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:43:58,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:43:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:43:58,198 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 16:43:58,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:43:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:43:59,972 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:43:59,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:43:59 BoogieIcfgContainer [2018-11-18 16:43:59,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:43:59,973 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:43:59,973 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:43:59,981 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:43:59,982 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:43:59" (1/1) ... [2018-11-18 16:43:59,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:44:00,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:00,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 16:44:00,016 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 16:44:00,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 16:44:00,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:00,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:00,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 147 states and 223 transitions. [2018-11-18 16:44:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 223 transitions. [2018-11-18 16:44:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 16:44:00,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:00,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:00,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 152 states and 229 transitions. [2018-11-18 16:44:00,882 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 229 transitions. [2018-11-18 16:44:00,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 16:44:00,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:00,938 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:01,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:01,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 158 states and 240 transitions. [2018-11-18 16:44:01,036 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 240 transitions. [2018-11-18 16:44:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 16:44:01,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:01,148 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:01,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:01,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 229 states and 320 transitions. [2018-11-18 16:44:01,497 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 320 transitions. [2018-11-18 16:44:01,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 16:44:01,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:01,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:01,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 240 states and 337 transitions. [2018-11-18 16:44:01,939 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 337 transitions. [2018-11-18 16:44:01,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 16:44:01,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:01,993 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:44:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 252 states and 356 transitions. [2018-11-18 16:44:02,423 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 356 transitions. [2018-11-18 16:44:02,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 16:44:02,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:02,455 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:44:02,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:02,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 254 states and 359 transitions. [2018-11-18 16:44:02,608 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 359 transitions. [2018-11-18 16:44:02,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 16:44:02,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:02,633 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:44:02,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:02,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 258 states and 363 transitions. [2018-11-18 16:44:02,751 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 363 transitions. [2018-11-18 16:44:02,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 16:44:02,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:02,776 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:44:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 262 states and 367 transitions. [2018-11-18 16:44:02,900 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 367 transitions. [2018-11-18 16:44:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 16:44:02,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:02,932 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 16:44:03,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:03,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 274 states and 382 transitions. [2018-11-18 16:44:03,172 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 382 transitions. [2018-11-18 16:44:03,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 16:44:03,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:03,195 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:03,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:03,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 276 states and 384 transitions. [2018-11-18 16:44:03,228 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 384 transitions. [2018-11-18 16:44:03,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 16:44:03,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:03,255 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:03,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:03,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 282 states and 392 transitions. [2018-11-18 16:44:03,500 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 392 transitions. [2018-11-18 16:44:03,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 16:44:03,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:03,550 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:03,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:03,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 286 states and 398 transitions. [2018-11-18 16:44:03,654 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 398 transitions. [2018-11-18 16:44:03,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 16:44:03,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 16:44:03,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:03,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 294 states and 407 transitions. [2018-11-18 16:44:03,818 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 407 transitions. [2018-11-18 16:44:03,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 16:44:03,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:03,925 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:04,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:04,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 299 states and 412 transitions. [2018-11-18 16:44:04,147 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 412 transitions. [2018-11-18 16:44:04,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 16:44:04,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:04,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:04,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 314 states and 429 transitions. [2018-11-18 16:44:04,386 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 429 transitions. [2018-11-18 16:44:04,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 16:44:04,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:04,522 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:05,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:05,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 320 states and 440 transitions. [2018-11-18 16:44:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 440 transitions. [2018-11-18 16:44:05,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 16:44:05,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:05,184 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:05,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 321 states and 440 transitions. [2018-11-18 16:44:05,416 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 440 transitions. [2018-11-18 16:44:05,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 16:44:05,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:44:05,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:05,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 338 states and 458 transitions. [2018-11-18 16:44:05,764 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 458 transitions. [2018-11-18 16:44:05,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 16:44:05,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:05,912 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 369 states and 494 transitions. [2018-11-18 16:44:06,482 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 494 transitions. [2018-11-18 16:44:06,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 16:44:06,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:06,716 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 383 states and 509 transitions. [2018-11-18 16:44:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 509 transitions. [2018-11-18 16:44:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 16:44:06,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:06,974 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:07,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:07,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 386 states and 513 transitions. [2018-11-18 16:44:07,130 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 513 transitions. [2018-11-18 16:44:07,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 16:44:07,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:07,481 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:07,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 400 states and 528 transitions. [2018-11-18 16:44:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 528 transitions. [2018-11-18 16:44:07,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 16:44:07,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:07,940 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:44:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 414 states and 551 transitions. [2018-11-18 16:44:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 551 transitions. [2018-11-18 16:44:08,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 16:44:08,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:44:08,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:08,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 418 states and 555 transitions. [2018-11-18 16:44:08,637 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 555 transitions. [2018-11-18 16:44:08,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 16:44:08,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:08,661 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:44:08,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:08,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 424 states and 561 transitions. [2018-11-18 16:44:08,975 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 561 transitions. [2018-11-18 16:44:08,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 16:44:08,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:09,193 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:10,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:10,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 434 states and 578 transitions. [2018-11-18 16:44:10,418 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 578 transitions. [2018-11-18 16:44:10,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 16:44:10,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:10,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:10,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 438 states and 584 transitions. [2018-11-18 16:44:10,948 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 584 transitions. [2018-11-18 16:44:10,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 16:44:10,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:11,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:11,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 452 states and 601 transitions. [2018-11-18 16:44:11,409 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 601 transitions. [2018-11-18 16:44:11,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 16:44:11,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 16:44:11,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:11,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 463 states and 613 transitions. [2018-11-18 16:44:11,515 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 613 transitions. [2018-11-18 16:44:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 16:44:11,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:44:13,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:13,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 508 states and 670 transitions. [2018-11-18 16:44:13,335 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 670 transitions. [2018-11-18 16:44:13,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 16:44:13,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:13,452 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:44:13,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 513 states and 674 transitions. [2018-11-18 16:44:13,865 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 674 transitions. [2018-11-18 16:44:13,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 16:44:13,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:44:14,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:14,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 517 states and 678 transitions. [2018-11-18 16:44:14,158 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 678 transitions. [2018-11-18 16:44:14,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 16:44:14,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:44:14,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:14,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 539 states and 704 transitions. [2018-11-18 16:44:14,462 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 704 transitions. [2018-11-18 16:44:14,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 16:44:14,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 16:44:14,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:14,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 541 states and 706 transitions. [2018-11-18 16:44:14,786 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 706 transitions. [2018-11-18 16:44:14,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 16:44:14,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:14,820 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 16:44:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:14,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 548 states and 713 transitions. [2018-11-18 16:44:14,857 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 713 transitions. [2018-11-18 16:44:14,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 16:44:14,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:15,251 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:16,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:16,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 579 states and 754 transitions. [2018-11-18 16:44:16,440 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 754 transitions. [2018-11-18 16:44:16,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 16:44:16,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:16,522 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:17,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:17,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 587 states and 765 transitions. [2018-11-18 16:44:17,042 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 765 transitions. [2018-11-18 16:44:17,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 16:44:17,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:17,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:17,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 591 states and 770 transitions. [2018-11-18 16:44:17,420 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 770 transitions. [2018-11-18 16:44:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 16:44:17,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:19,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:19,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 656 states and 837 transitions. [2018-11-18 16:44:19,464 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 837 transitions. [2018-11-18 16:44:19,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 16:44:19,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:19,487 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 16:44:19,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:19,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 670 states and 850 transitions. [2018-11-18 16:44:19,546 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 850 transitions. [2018-11-18 16:44:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 16:44:19,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:19,604 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 16:44:19,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 671 states and 850 transitions. [2018-11-18 16:44:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 850 transitions. [2018-11-18 16:44:19,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 16:44:19,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:20,093 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:21,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:21,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 710 states and 903 transitions. [2018-11-18 16:44:21,762 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 903 transitions. [2018-11-18 16:44:21,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 16:44:21,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:21,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:22,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:22,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 745 states and 938 transitions. [2018-11-18 16:44:22,386 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 938 transitions. [2018-11-18 16:44:22,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 16:44:22,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:22,423 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:22,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 784 states and 977 transitions. [2018-11-18 16:44:22,554 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 977 transitions. [2018-11-18 16:44:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 16:44:22,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:22,652 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 16:44:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:22,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 790 states and 983 transitions. [2018-11-18 16:44:22,795 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 983 transitions. [2018-11-18 16:44:22,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 16:44:22,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:23,109 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 102 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:44:23,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:23,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 799 states and 995 transitions. [2018-11-18 16:44:23,935 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 995 transitions. [2018-11-18 16:44:23,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 16:44:23,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:24,058 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 102 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:44:24,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:24,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 805 states and 1003 transitions. [2018-11-18 16:44:24,483 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1003 transitions. [2018-11-18 16:44:24,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 16:44:24,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:24,590 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:44:25,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:25,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 825 states and 1028 transitions. [2018-11-18 16:44:25,401 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1028 transitions. [2018-11-18 16:44:25,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 16:44:25,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:25,578 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 82 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:26,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:26,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 844 states and 1053 transitions. [2018-11-18 16:44:26,488 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1053 transitions. [2018-11-18 16:44:26,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 16:44:26,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:44:26,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:26,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 846 states and 1055 transitions. [2018-11-18 16:44:26,784 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1055 transitions. [2018-11-18 16:44:26,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 16:44:26,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:44:27,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:27,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 848 states and 1057 transitions. [2018-11-18 16:44:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1057 transitions. [2018-11-18 16:44:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 16:44:27,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:27,153 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:44:27,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:27,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 850 states and 1059 transitions. [2018-11-18 16:44:27,509 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1059 transitions. [2018-11-18 16:44:27,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 16:44:27,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:27,555 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 16:44:27,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:27,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 910 states and 1120 transitions. [2018-11-18 16:44:27,857 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1120 transitions. [2018-11-18 16:44:27,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 16:44:27,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:27,898 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 16:44:28,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:28,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 915 states and 1125 transitions. [2018-11-18 16:44:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1125 transitions. [2018-11-18 16:44:28,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 16:44:28,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:28,154 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 101 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 16:44:29,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 985 states and 1202 transitions. [2018-11-18 16:44:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1202 transitions. [2018-11-18 16:44:29,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 16:44:29,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 16:44:30,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 988 states and 1205 transitions. [2018-11-18 16:44:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1205 transitions. [2018-11-18 16:44:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 16:44:30,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:30,668 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:33,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:33,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1030 states and 1256 transitions. [2018-11-18 16:44:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1256 transitions. [2018-11-18 16:44:33,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 16:44:33,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:33,109 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:33,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1036 states and 1262 transitions. [2018-11-18 16:44:33,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1262 transitions. [2018-11-18 16:44:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 16:44:33,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:34,123 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:36,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:36,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1056 states and 1294 transitions. [2018-11-18 16:44:36,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1294 transitions. [2018-11-18 16:44:36,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 16:44:36,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:36,863 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:37,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:37,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1065 states and 1306 transitions. [2018-11-18 16:44:37,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1306 transitions. [2018-11-18 16:44:37,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 16:44:37,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:38,052 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:38,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:38,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1067 states and 1309 transitions. [2018-11-18 16:44:38,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1309 transitions. [2018-11-18 16:44:38,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 16:44:38,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:38,586 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1095 states and 1343 transitions. [2018-11-18 16:44:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1343 transitions. [2018-11-18 16:44:40,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 16:44:40,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:40,504 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:41,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1103 states and 1351 transitions. [2018-11-18 16:44:41,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1351 transitions. [2018-11-18 16:44:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 16:44:41,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 16:44:41,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:41,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1119 states and 1370 transitions. [2018-11-18 16:44:41,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1370 transitions. [2018-11-18 16:44:41,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 16:44:41,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:42,395 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:46,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:46,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1158 states and 1423 transitions. [2018-11-18 16:44:46,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1423 transitions. [2018-11-18 16:44:46,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 16:44:46,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 16:44:47,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:47,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1174 states and 1446 transitions. [2018-11-18 16:44:47,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1446 transitions. [2018-11-18 16:44:47,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 16:44:47,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:47,798 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 16:44:48,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:48,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1188 states and 1462 transitions. [2018-11-18 16:44:48,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1462 transitions. [2018-11-18 16:44:48,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 16:44:48,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:48,878 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:50,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:50,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1210 states and 1488 transitions. [2018-11-18 16:44:50,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1488 transitions. [2018-11-18 16:44:50,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 16:44:50,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:50,735 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 123 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 16:44:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:51,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1217 states and 1496 transitions. [2018-11-18 16:44:51,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1496 transitions. [2018-11-18 16:44:51,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 16:44:51,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:51,068 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 123 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 16:44:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1222 states and 1501 transitions. [2018-11-18 16:44:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1501 transitions. [2018-11-18 16:44:51,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 16:44:51,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:52,062 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 196 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 16:44:54,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:54,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1236 states and 1522 transitions. [2018-11-18 16:44:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1522 transitions. [2018-11-18 16:44:54,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 16:44:54,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:55,028 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:56,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:56,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1249 states and 1539 transitions. [2018-11-18 16:44:56,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1539 transitions. [2018-11-18 16:44:56,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 16:44:56,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:56,987 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 196 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 16:44:57,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1260 states and 1550 transitions. [2018-11-18 16:44:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1550 transitions. [2018-11-18 16:44:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 16:44:57,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:57,931 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:58,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:58,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1276 states and 1567 transitions. [2018-11-18 16:44:58,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1567 transitions. [2018-11-18 16:44:58,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 16:44:58,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:44:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1281 states and 1572 transitions. [2018-11-18 16:44:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1572 transitions. [2018-11-18 16:44:59,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 16:44:59,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:44:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:00,506 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:45:03,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:03,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1329 states and 1623 transitions. [2018-11-18 16:45:03,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1623 transitions. [2018-11-18 16:45:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 16:45:03,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 16:45:04,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1329 states and 1622 transitions. [2018-11-18 16:45:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1622 transitions. [2018-11-18 16:45:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 16:45:04,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:04,525 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 16:45:05,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:05,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1400 states and 1696 transitions. [2018-11-18 16:45:05,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1696 transitions. [2018-11-18 16:45:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 16:45:05,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:05,498 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 16:45:06,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1471 states and 1771 transitions. [2018-11-18 16:45:06,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1771 transitions. [2018-11-18 16:45:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 16:45:06,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:06,830 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 16:45:08,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:08,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1542 states and 1847 transitions. [2018-11-18 16:45:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1847 transitions. [2018-11-18 16:45:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 16:45:08,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:08,819 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:10,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1558 states and 1868 transitions. [2018-11-18 16:45:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1868 transitions. [2018-11-18 16:45:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 16:45:10,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:11,019 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:11,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1562 states and 1873 transitions. [2018-11-18 16:45:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1873 transitions. [2018-11-18 16:45:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 16:45:11,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:12,760 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 16:45:19,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:19,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1665 states and 1994 transitions. [2018-11-18 16:45:19,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 1994 transitions. [2018-11-18 16:45:19,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 16:45:19,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:19,875 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1683 states and 2011 transitions. [2018-11-18 16:45:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2011 transitions. [2018-11-18 16:45:20,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 16:45:20,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:21,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:21,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1694 states and 2021 transitions. [2018-11-18 16:45:21,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 2021 transitions. [2018-11-18 16:45:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 16:45:21,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:21,909 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 274 proven. 50 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:25,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:25,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1740 states and 2072 transitions. [2018-11-18 16:45:25,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2072 transitions. [2018-11-18 16:45:25,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 16:45:25,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 274 proven. 50 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1776 states and 2110 transitions. [2018-11-18 16:45:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2110 transitions. [2018-11-18 16:45:27,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 16:45:27,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-18 16:45:32,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:32,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1815 states and 2167 transitions. [2018-11-18 16:45:32,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2167 transitions. [2018-11-18 16:45:32,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 16:45:32,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:33,050 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-18 16:45:33,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:33,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1819 states and 2172 transitions. [2018-11-18 16:45:33,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2172 transitions. [2018-11-18 16:45:33,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 16:45:33,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:34,272 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:38,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:38,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1852 states and 2207 transitions. [2018-11-18 16:45:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2207 transitions. [2018-11-18 16:45:38,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 16:45:38,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:38,600 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:39,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:39,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1853 states and 2207 transitions. [2018-11-18 16:45:39,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2207 transitions. [2018-11-18 16:45:39,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 16:45:39,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:39,565 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:41,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:41,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1868 states and 2223 transitions. [2018-11-18 16:45:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2223 transitions. [2018-11-18 16:45:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 16:45:41,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:41,803 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:42,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:42,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1869 states and 2223 transitions. [2018-11-18 16:45:42,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2223 transitions. [2018-11-18 16:45:42,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 16:45:42,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:42,955 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 342 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:48,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1900 states and 2270 transitions. [2018-11-18 16:45:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2270 transitions. [2018-11-18 16:45:48,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 16:45:48,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:48,659 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 342 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:50,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:50,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1905 states and 2276 transitions. [2018-11-18 16:45:50,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2276 transitions. [2018-11-18 16:45:50,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 16:45:50,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:50,906 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 342 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:45:51,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:45:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1907 states and 2278 transitions. [2018-11-18 16:45:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2278 transitions. [2018-11-18 16:45:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 16:45:51,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:45:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 16:46:00,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1956 states and 2332 transitions. [2018-11-18 16:46:00,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 2332 transitions. [2018-11-18 16:46:00,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 16:46:00,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:00,261 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 16:46:01,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:01,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1964 states and 2340 transitions. [2018-11-18 16:46:01,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2340 transitions. [2018-11-18 16:46:01,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-18 16:46:01,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:02,046 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 320 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-18 16:46:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:02,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1965 states and 2341 transitions. [2018-11-18 16:46:02,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2341 transitions. [2018-11-18 16:46:02,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-18 16:46:02,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 320 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-18 16:46:03,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1969 states and 2345 transitions. [2018-11-18 16:46:03,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2345 transitions. [2018-11-18 16:46:03,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-18 16:46:03,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:04,795 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 16:46:08,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:08,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1997 states and 2376 transitions. [2018-11-18 16:46:08,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2376 transitions. [2018-11-18 16:46:08,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-18 16:46:08,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:08,720 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 16:46:11,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:11,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 2022 states and 2399 transitions. [2018-11-18 16:46:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2399 transitions. [2018-11-18 16:46:11,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-18 16:46:11,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:11,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:11,602 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 16:46:12,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:12,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 2028 states and 2404 transitions. [2018-11-18 16:46:12,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2404 transitions. [2018-11-18 16:46:12,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 16:46:12,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:12,996 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:46:14,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:14,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 2030 states and 2407 transitions. [2018-11-18 16:46:14,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2407 transitions. [2018-11-18 16:46:14,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 16:46:14,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:14,372 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:46:15,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:15,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 2045 states and 2422 transitions. [2018-11-18 16:46:15,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2422 transitions. [2018-11-18 16:46:15,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 16:46:15,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:15,984 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:46:17,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:17,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2067 states and 2444 transitions. [2018-11-18 16:46:17,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2444 transitions. [2018-11-18 16:46:17,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 16:46:17,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 16:46:20,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:20,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 2084 states and 2459 transitions. [2018-11-18 16:46:20,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 2459 transitions. [2018-11-18 16:46:20,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 16:46:20,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:20,293 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 16:46:20,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:20,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2086 states and 2461 transitions. [2018-11-18 16:46:20,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 2461 transitions. [2018-11-18 16:46:20,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 16:46:20,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:20,696 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 292 proven. 5 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-18 16:46:21,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:21,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 2092 states and 2469 transitions. [2018-11-18 16:46:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2469 transitions. [2018-11-18 16:46:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 16:46:21,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:21,362 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 296 proven. 6 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-11-18 16:46:22,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:22,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2099 states and 2479 transitions. [2018-11-18 16:46:22,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2479 transitions. [2018-11-18 16:46:22,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 16:46:22,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:22,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:22,639 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 296 proven. 6 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-11-18 16:46:25,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:25,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2165 states and 2546 transitions. [2018-11-18 16:46:25,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2546 transitions. [2018-11-18 16:46:25,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-18 16:46:25,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:26,146 INFO L134 CoverageAnalysis]: Checked inductivity of 806 backedges. 438 proven. 10 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-11-18 16:46:26,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:26,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 2170 states and 2551 transitions. [2018-11-18 16:46:26,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 2551 transitions. [2018-11-18 16:46:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 16:46:26,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 444 proven. 12 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2018-11-18 16:46:27,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:27,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2171 states and 2552 transitions. [2018-11-18 16:46:27,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 2552 transitions. [2018-11-18 16:46:27,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 16:46:27,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:46:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:46:27,848 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 444 proven. 12 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2018-11-18 16:46:28,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:46:28,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2031 states and 2400 transitions. [2018-11-18 16:46:28,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2400 transitions. [2018-11-18 16:46:28,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:46:28,546 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 116 iterations. [2018-11-18 16:46:28,554 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 16:46:28,707 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 33 [2018-11-18 16:46:28,812 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 33 [2018-11-18 16:46:28,989 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 48 [2018-11-18 16:46:29,245 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 49 [2018-11-18 16:46:29,504 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 47 [2018-11-18 16:46:29,675 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 25 [2018-11-18 16:46:29,779 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 37 [2018-11-18 16:46:29,919 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 48 [2018-11-18 16:46:30,190 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-11-18 16:46:30,304 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 37 [2018-11-18 16:46:30,482 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 37 [2018-11-18 16:46:30,586 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 37 [2018-11-18 16:46:30,778 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-11-18 16:46:31,004 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 48 [2018-11-18 16:46:31,247 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 47 [2018-11-18 16:46:31,416 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 47 [2018-11-18 16:46:32,068 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 25 [2018-11-18 16:46:32,336 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 35 [2018-11-18 16:46:32,478 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 37 [2018-11-18 16:46:32,677 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 35 [2018-11-18 16:46:32,872 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 47 [2018-11-18 16:46:32,977 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 35 [2018-11-18 16:46:33,324 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 25 [2018-11-18 16:46:33,426 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-11-18 16:46:33,696 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-18 16:46:34,003 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 49 [2018-11-18 16:46:34,352 WARN L180 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 64 [2018-11-18 16:46:34,742 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 48 [2018-11-18 16:46:34,952 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 47 [2018-11-18 16:46:35,125 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 47 [2018-11-18 16:46:35,249 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-11-18 16:46:35,388 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 47 [2018-11-18 16:46:35,388 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:46:35,390 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-18 16:46:35,395 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-18 16:46:35,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:46:35 ImpRootNode [2018-11-18 16:46:35,396 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:46:35,397 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:46:35,397 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:46:35,397 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:46:35,397 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:43:59" (3/4) ... [2018-11-18 16:46:35,400 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:46:35,414 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2018-11-18 16:46:35,415 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 16:46:35,416 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 16:46:35,417 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 16:46:35,506 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4fa9656a-a0ab-41c1-ae23-5da5c5141383/bin-2019/ukojak/witness.graphml [2018-11-18 16:46:35,506 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:46:35,507 INFO L168 Benchmark]: Toolchain (without parser) took 157899.82 ms. Allocated memory was 1.0 GB in the beginning and 3.6 GB in the end (delta: 2.6 GB). Free memory was 950.1 MB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-18 16:46:35,507 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:46:35,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.19 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 915.2 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:46:35,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 915.2 MB in the beginning and 1.1 GB in the end (delta: -198.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:46:35,508 INFO L168 Benchmark]: Boogie Preprocessor took 41.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:46:35,508 INFO L168 Benchmark]: RCFGBuilder took 1822.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 875.8 MB in the end (delta: 229.5 MB). Peak memory consumption was 229.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:46:35,508 INFO L168 Benchmark]: CodeCheck took 155423.20 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 875.8 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-11-18 16:46:35,508 INFO L168 Benchmark]: Witness Printer took 109.46 ms. Allocated memory is still 3.6 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:46:35,510 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 148.5s OverallTime, 116 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2014118100 SDtfs, 828220378 SDslu, 172426882 SDs, 0 SdLazy, 1653492788 SolverSat, -789258140 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 314.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 140602 GetRequests, 133881 SyntacticMatches, 5353 SemanticMatches, 1368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1322338 ImplicationChecksByTransitivity, 129.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 20.7s InterpolantComputationTime, 21505 NumberOfCodeBlocks, 21505 NumberOfCodeBlocksAsserted, 115 NumberOfCheckSat, 21390 ConstructedInterpolants, 0 QuantifiedInterpolants, 33739671 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 115 InterpolantComputations, 67 PerfectInterpolantSequences, 23610/24727 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: 563]: 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: (((!(a7 == 1) || !(a8 == 13)) || !(a16 == 5)) || !(a20 == 1)) || ((a21 <= 0 && a17 == 1) && a12 == 8) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a16 == 5) || !(a8 == 13)) || !(a20 == 1)) || !(a7 == 1)) || ((a21 <= 0 && a17 == 1) && a12 == 8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 379.19 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 915.2 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 119.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 915.2 MB in the beginning and 1.1 GB in the end (delta: -198.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1822.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 875.8 MB in the end (delta: 229.5 MB). Peak memory consumption was 229.5 MB. Max. memory is 11.5 GB. * CodeCheck took 155423.20 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 875.8 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * Witness Printer took 109.46 ms. Allocated memory is still 3.6 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...