./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label38_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label38_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/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 04fd81e9543232110dc189b4b001c0bb7a784bec .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 16:52:15,074 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:52:15,075 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:52:15,083 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:52:15,083 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:52:15,084 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:52:15,084 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:52:15,085 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:52:15,086 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:52:15,086 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:52:15,087 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:52:15,087 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:52:15,087 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:52:15,088 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:52:15,088 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:52:15,088 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:52:15,089 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:52:15,090 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:52:15,091 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:52:15,092 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:52:15,092 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:52:15,093 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:52:15,094 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:52:15,094 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:52:15,094 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:52:15,095 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:52:15,095 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:52:15,096 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:52:15,096 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:52:15,097 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:52:15,097 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:52:15,097 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:52:15,098 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:52:15,098 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:52:15,098 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:52:15,099 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:52:15,099 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 16:52:15,109 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:52:15,109 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:52:15,110 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:52:15,110 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 16:52:15,110 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:52:15,111 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:52:15,111 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:52:15,111 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:52:15,111 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 16:52:15,111 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:52:15,111 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:52:15,111 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:52:15,112 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:52:15,112 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:52:15,112 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:52:15,112 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:52:15,112 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:52:15,112 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:52:15,113 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 16:52:15,113 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 16:52:15,113 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:52:15,113 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:52:15,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:52:15,113 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:52:15,114 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:52:15,114 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:52:15,114 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 16:52:15,114 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:52:15,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 16:52:15,114 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_c64c0840-c5df-47f1-a94c-b7e87858225e/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 -> 04fd81e9543232110dc189b4b001c0bb7a784bec [2018-12-01 16:52:15,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:52:15,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:52:15,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:52:15,146 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:52:15,147 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:52:15,147 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label38_true-unreach-call_false-termination.c [2018-12-01 16:52:15,181 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/data/b88fce2c9/e2b75e3564114dae9430a4c2c8126cf4/FLAG9b905f533 [2018-12-01 16:52:15,619 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:52:15,619 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/sv-benchmarks/c/eca-rers2012/Problem02_label38_true-unreach-call_false-termination.c [2018-12-01 16:52:15,627 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/data/b88fce2c9/e2b75e3564114dae9430a4c2c8126cf4/FLAG9b905f533 [2018-12-01 16:52:15,639 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/data/b88fce2c9/e2b75e3564114dae9430a4c2c8126cf4 [2018-12-01 16:52:15,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:52:15,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:52:15,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:52:15,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:52:15,646 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:52:15,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:15,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15, skipping insertion in model container [2018-12-01 16:52:15,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:15,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:52:15,685 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:52:15,862 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:52:15,865 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:52:15,962 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:52:15,972 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:52:15,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15 WrapperNode [2018-12-01 16:52:15,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:52:15,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:52:15,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:52:15,973 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:52:15,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:15,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:16,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:52:16,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:52:16,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:52:16,025 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:52:16,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:16,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:16,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:16,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:16,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:16,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:16,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... [2018-12-01 16:52:16,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:52:16,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:52:16,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:52:16,066 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:52:16,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:52:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:52:16,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:52:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:52:17,085 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:52:17,086 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-01 16:52:17,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:52:17 BoogieIcfgContainer [2018-12-01 16:52:17,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:52:17,087 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 16:52:17,087 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 16:52:17,096 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 16:52:17,096 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:52:17" (1/1) ... [2018-12-01 16:52:17,105 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:52:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:17,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-01 16:52:17,128 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-01 16:52:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 16:52:17,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:17,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:17,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:17,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-12-01 16:52:17,628 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-12-01 16:52:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 16:52:17,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:17,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:18,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:18,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 241 states and 337 transitions. [2018-12-01 16:52:18,054 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2018-12-01 16:52:18,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 16:52:18,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:18,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:18,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 320 states and 429 transitions. [2018-12-01 16:52:18,484 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 429 transitions. [2018-12-01 16:52:18,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 16:52:18,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:18,512 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 329 states and 441 transitions. [2018-12-01 16:52:18,576 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 441 transitions. [2018-12-01 16:52:18,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 16:52:18,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:18,600 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2018-12-01 16:52:18,622 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2018-12-01 16:52:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-01 16:52:18,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:18,638 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:18,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:18,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 344 states and 458 transitions. [2018-12-01 16:52:18,820 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 458 transitions. [2018-12-01 16:52:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-01 16:52:18,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:18,881 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:19,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:19,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 362 states and 481 transitions. [2018-12-01 16:52:19,107 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 481 transitions. [2018-12-01 16:52:19,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-01 16:52:19,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:19,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:19,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 365 states and 484 transitions. [2018-12-01 16:52:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 484 transitions. [2018-12-01 16:52:19,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 16:52:19,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:19,185 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:19,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 384 states and 507 transitions. [2018-12-01 16:52:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 507 transitions. [2018-12-01 16:52:19,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 16:52:19,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:19,380 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:19,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:19,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 386 states and 509 transitions. [2018-12-01 16:52:19,401 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 509 transitions. [2018-12-01 16:52:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-01 16:52:19,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:19,416 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:19,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:19,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 390 states and 516 transitions. [2018-12-01 16:52:19,572 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 516 transitions. [2018-12-01 16:52:19,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-01 16:52:19,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:19,587 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:19,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 405 states and 533 transitions. [2018-12-01 16:52:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 533 transitions. [2018-12-01 16:52:19,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-01 16:52:19,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:19,874 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:19,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:19,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 411 states and 539 transitions. [2018-12-01 16:52:19,911 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 539 transitions. [2018-12-01 16:52:19,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-01 16:52:19,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:19,947 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 16:52:20,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:20,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 415 states and 545 transitions. [2018-12-01 16:52:20,159 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 545 transitions. [2018-12-01 16:52:20,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 16:52:20,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:20,221 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:20,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:20,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 434 states and 568 transitions. [2018-12-01 16:52:20,412 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 568 transitions. [2018-12-01 16:52:20,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-01 16:52:20,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:20,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:20,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 435 states and 569 transitions. [2018-12-01 16:52:20,453 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 569 transitions. [2018-12-01 16:52:20,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-01 16:52:20,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:20,467 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 16:52:20,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:20,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 442 states and 577 transitions. [2018-12-01 16:52:20,522 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 577 transitions. [2018-12-01 16:52:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 16:52:20,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 16:52:20,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:20,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 456 states and 593 transitions. [2018-12-01 16:52:20,648 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 593 transitions. [2018-12-01 16:52:20,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-01 16:52:20,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:20,746 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 16:52:21,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:21,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 498 states and 647 transitions. [2018-12-01 16:52:21,487 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 647 transitions. [2018-12-01 16:52:21,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-01 16:52:21,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:21,508 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:21,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:21,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 504 states and 655 transitions. [2018-12-01 16:52:21,697 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 655 transitions. [2018-12-01 16:52:21,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-01 16:52:21,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:21,713 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:21,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:21,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 523 states and 675 transitions. [2018-12-01 16:52:21,925 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 675 transitions. [2018-12-01 16:52:21,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-01 16:52:21,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:21,982 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:22,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 539 states and 694 transitions. [2018-12-01 16:52:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 694 transitions. [2018-12-01 16:52:22,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-01 16:52:22,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:22,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:22,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 541 states and 696 transitions. [2018-12-01 16:52:22,368 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 696 transitions. [2018-12-01 16:52:22,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-01 16:52:22,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:22,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:22,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 560 states and 720 transitions. [2018-12-01 16:52:22,766 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 720 transitions. [2018-12-01 16:52:22,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-01 16:52:22,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:22,780 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 16:52:22,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:22,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 565 states and 725 transitions. [2018-12-01 16:52:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 725 transitions. [2018-12-01 16:52:22,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-01 16:52:22,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:22,870 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 16:52:23,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:23,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 585 states and 751 transitions. [2018-12-01 16:52:23,313 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 751 transitions. [2018-12-01 16:52:23,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-01 16:52:23,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:23,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:23,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 601 states and 770 transitions. [2018-12-01 16:52:23,659 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 770 transitions. [2018-12-01 16:52:23,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-01 16:52:23,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:23,673 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 16:52:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 602 states and 771 transitions. [2018-12-01 16:52:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 771 transitions. [2018-12-01 16:52:23,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-01 16:52:23,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:23,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:23,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 607 states and 777 transitions. [2018-12-01 16:52:23,898 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 777 transitions. [2018-12-01 16:52:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-01 16:52:23,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 16:52:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 608 states and 778 transitions. [2018-12-01 16:52:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 778 transitions. [2018-12-01 16:52:23,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-01 16:52:23,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:23,975 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 16:52:24,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:24,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 652 states and 837 transitions. [2018-12-01 16:52:24,928 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 837 transitions. [2018-12-01 16:52:24,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-01 16:52:24,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:24,992 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 16:52:25,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:25,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 670 states and 858 transitions. [2018-12-01 16:52:25,219 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 858 transitions. [2018-12-01 16:52:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-01 16:52:25,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:25,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:25,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 684 states and 875 transitions. [2018-12-01 16:52:25,372 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 875 transitions. [2018-12-01 16:52:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-01 16:52:25,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:25,389 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 16:52:25,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:25,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 705 states and 897 transitions. [2018-12-01 16:52:25,577 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 897 transitions. [2018-12-01 16:52:25,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-01 16:52:25,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 16:52:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:25,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 706 states and 898 transitions. [2018-12-01 16:52:25,672 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 898 transitions. [2018-12-01 16:52:25,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 16:52:25,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:25,722 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:26,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:26,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 725 states and 923 transitions. [2018-12-01 16:52:26,223 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 923 transitions. [2018-12-01 16:52:26,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 16:52:26,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:26,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:26,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 736 states and 934 transitions. [2018-12-01 16:52:26,418 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 934 transitions. [2018-12-01 16:52:26,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 16:52:26,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:26,463 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:26,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:26,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 746 states and 944 transitions. [2018-12-01 16:52:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 944 transitions. [2018-12-01 16:52:26,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 16:52:26,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:26,621 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:26,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:26,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 762 states and 961 transitions. [2018-12-01 16:52:26,677 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 961 transitions. [2018-12-01 16:52:26,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-01 16:52:26,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:26,727 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 16:52:27,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:27,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 794 states and 996 transitions. [2018-12-01 16:52:27,304 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 996 transitions. [2018-12-01 16:52:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-01 16:52:27,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:27,322 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 16:52:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:27,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 801 states and 1003 transitions. [2018-12-01 16:52:27,471 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1003 transitions. [2018-12-01 16:52:27,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 16:52:27,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:27,527 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 71 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 16:52:27,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:27,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 817 states and 1019 transitions. [2018-12-01 16:52:27,802 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1019 transitions. [2018-12-01 16:52:27,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-01 16:52:27,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:27,820 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 16:52:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 819 states and 1021 transitions. [2018-12-01 16:52:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1021 transitions. [2018-12-01 16:52:27,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 16:52:27,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:28,020 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 16:52:28,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:28,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 835 states and 1040 transitions. [2018-12-01 16:52:28,413 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1040 transitions. [2018-12-01 16:52:28,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 16:52:28,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:28,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:28,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 874 states and 1083 transitions. [2018-12-01 16:52:28,918 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1083 transitions. [2018-12-01 16:52:28,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 16:52:28,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:28,964 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:29,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:29,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 883 states and 1093 transitions. [2018-12-01 16:52:29,135 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1093 transitions. [2018-12-01 16:52:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 16:52:29,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:29,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:29,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 896 states and 1107 transitions. [2018-12-01 16:52:29,424 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1107 transitions. [2018-12-01 16:52:29,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-01 16:52:29,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:29,470 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:29,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:29,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 919 states and 1130 transitions. [2018-12-01 16:52:29,542 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1130 transitions. [2018-12-01 16:52:29,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 16:52:29,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:29,564 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 16:52:29,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 945 states and 1158 transitions. [2018-12-01 16:52:29,844 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1158 transitions. [2018-12-01 16:52:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 16:52:29,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:30,159 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 85 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 16:52:32,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:32,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 985 states and 1209 transitions. [2018-12-01 16:52:32,979 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1209 transitions. [2018-12-01 16:52:32,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 16:52:32,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:33,013 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1040 states and 1269 transitions. [2018-12-01 16:52:33,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1269 transitions. [2018-12-01 16:52:33,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 16:52:33,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:33,883 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-01 16:52:33,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:33,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1044 states and 1272 transitions. [2018-12-01 16:52:33,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1272 transitions. [2018-12-01 16:52:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 16:52:33,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:34,012 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 16:52:34,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1067 states and 1296 transitions. [2018-12-01 16:52:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1296 transitions. [2018-12-01 16:52:34,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 16:52:34,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:34,516 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-01 16:52:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1070 states and 1303 transitions. [2018-12-01 16:52:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1303 transitions. [2018-12-01 16:52:34,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-01 16:52:34,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 16:52:34,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1108 states and 1345 transitions. [2018-12-01 16:52:34,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1345 transitions. [2018-12-01 16:52:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-01 16:52:34,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:35,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:35,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1131 states and 1367 transitions. [2018-12-01 16:52:35,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1367 transitions. [2018-12-01 16:52:35,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 16:52:35,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:35,657 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 16:52:37,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:37,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1193 states and 1430 transitions. [2018-12-01 16:52:37,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1430 transitions. [2018-12-01 16:52:37,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 16:52:37,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:37,358 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 16:52:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:37,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1226 states and 1462 transitions. [2018-12-01 16:52:37,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1462 transitions. [2018-12-01 16:52:37,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 16:52:37,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:37,567 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 16:52:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:37,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1269 states and 1507 transitions. [2018-12-01 16:52:37,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1507 transitions. [2018-12-01 16:52:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-01 16:52:37,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:37,834 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-01 16:52:38,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:38,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1312 states and 1551 transitions. [2018-12-01 16:52:38,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1551 transitions. [2018-12-01 16:52:38,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-01 16:52:38,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:38,510 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 16:52:39,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:39,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1322 states and 1561 transitions. [2018-12-01 16:52:39,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1561 transitions. [2018-12-01 16:52:39,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-01 16:52:39,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:39,305 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 16:52:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:39,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1383 states and 1621 transitions. [2018-12-01 16:52:39,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1621 transitions. [2018-12-01 16:52:39,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-01 16:52:39,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:39,911 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:40,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1404 states and 1646 transitions. [2018-12-01 16:52:40,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1646 transitions. [2018-12-01 16:52:40,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-01 16:52:40,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:40,154 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:40,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:40,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1417 states and 1658 transitions. [2018-12-01 16:52:40,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1658 transitions. [2018-12-01 16:52:40,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-01 16:52:40,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 92 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 16:52:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1433 states and 1676 transitions. [2018-12-01 16:52:40,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1676 transitions. [2018-12-01 16:52:40,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-01 16:52:40,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:40,613 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-01 16:52:40,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1466 states and 1711 transitions. [2018-12-01 16:52:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1711 transitions. [2018-12-01 16:52:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 16:52:40,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:40,744 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 16:52:40,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:40,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1500 states and 1746 transitions. [2018-12-01 16:52:40,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1746 transitions. [2018-12-01 16:52:40,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-01 16:52:40,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:40,990 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-01 16:52:41,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1501 states and 1747 transitions. [2018-12-01 16:52:41,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1747 transitions. [2018-12-01 16:52:41,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-01 16:52:41,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:41,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1524 states and 1771 transitions. [2018-12-01 16:52:41,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1771 transitions. [2018-12-01 16:52:41,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-01 16:52:41,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:41,605 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 16:52:41,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:41,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1553 states and 1799 transitions. [2018-12-01 16:52:41,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1799 transitions. [2018-12-01 16:52:41,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-01 16:52:41,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:41,922 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 16:52:43,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:43,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1569 states and 1817 transitions. [2018-12-01 16:52:43,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1817 transitions. [2018-12-01 16:52:43,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 16:52:43,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:43,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:43,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1595 states and 1847 transitions. [2018-12-01 16:52:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 1847 transitions. [2018-12-01 16:52:43,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 16:52:43,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:43,486 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:52:44,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1656 states and 1913 transitions. [2018-12-01 16:52:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 1913 transitions. [2018-12-01 16:52:44,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 16:52:44,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:44,540 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-01 16:52:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:45,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1681 states and 1941 transitions. [2018-12-01 16:52:45,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1941 transitions. [2018-12-01 16:52:45,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 16:52:45,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:45,343 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 16:52:45,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:45,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1723 states and 1982 transitions. [2018-12-01 16:52:45,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 1982 transitions. [2018-12-01 16:52:45,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-01 16:52:45,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:45,535 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 16:52:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:45,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1746 states and 2004 transitions. [2018-12-01 16:52:45,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2004 transitions. [2018-12-01 16:52:45,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-01 16:52:45,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-01 16:52:45,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:45,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1763 states and 2024 transitions. [2018-12-01 16:52:45,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2024 transitions. [2018-12-01 16:52:45,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 16:52:45,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:46,033 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 16:52:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:47,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1804 states and 2069 transitions. [2018-12-01 16:52:47,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2069 transitions. [2018-12-01 16:52:47,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-01 16:52:47,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 16:52:47,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:47,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1812 states and 2085 transitions. [2018-12-01 16:52:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2085 transitions. [2018-12-01 16:52:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-01 16:52:47,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 16:52:48,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:48,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1816 states and 2090 transitions. [2018-12-01 16:52:48,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2090 transitions. [2018-12-01 16:52:48,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-01 16:52:48,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:48,238 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 123 proven. 15 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-01 16:52:48,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:48,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1852 states and 2129 transitions. [2018-12-01 16:52:48,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2129 transitions. [2018-12-01 16:52:48,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-01 16:52:48,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:48,682 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:52:49,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1868 states and 2145 transitions. [2018-12-01 16:52:49,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2145 transitions. [2018-12-01 16:52:49,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-01 16:52:49,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:49,062 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:49,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:49,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1890 states and 2173 transitions. [2018-12-01 16:52:49,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2173 transitions. [2018-12-01 16:52:49,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-01 16:52:49,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:49,378 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:49,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:49,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1906 states and 2190 transitions. [2018-12-01 16:52:49,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2190 transitions. [2018-12-01 16:52:49,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-01 16:52:49,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:49,700 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:49,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:49,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1910 states and 2194 transitions. [2018-12-01 16:52:49,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2194 transitions. [2018-12-01 16:52:49,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-01 16:52:49,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:50,380 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-01 16:52:53,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:53,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1984 states and 2268 transitions. [2018-12-01 16:52:53,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 2268 transitions. [2018-12-01 16:52:53,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 16:52:53,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:53,573 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2018-12-01 16:52:54,550 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2018-12-01 16:52:56,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:56,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 2036 states and 2320 transitions. [2018-12-01 16:52:56,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2320 transitions. [2018-12-01 16:52:56,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 16:52:56,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:56,400 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:52:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:52:56,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 2046 states and 2329 transitions. [2018-12-01 16:52:56,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2329 transitions. [2018-12-01 16:52:56,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 16:52:56,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:52:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:52:57,561 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 16:52:59,091 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-12-01 16:53:01,217 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-01 16:53:04,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:04,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 2083 states and 2369 transitions. [2018-12-01 16:53:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 2369 transitions. [2018-12-01 16:53:04,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 16:53:04,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 16:53:05,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:05,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2085 states and 2371 transitions. [2018-12-01 16:53:05,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 2371 transitions. [2018-12-01 16:53:05,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-01 16:53:05,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:05,348 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 153 proven. 5 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-01 16:53:05,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:05,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2112 states and 2398 transitions. [2018-12-01 16:53:05,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2398 transitions. [2018-12-01 16:53:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-01 16:53:05,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:53:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2133 states and 2423 transitions. [2018-12-01 16:53:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2423 transitions. [2018-12-01 16:53:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-01 16:53:06,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 16:53:06,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2144 states and 2434 transitions. [2018-12-01 16:53:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 2434 transitions. [2018-12-01 16:53:06,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-01 16:53:06,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 16:53:08,920 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-01 16:53:10,323 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2018-12-01 16:53:10,868 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-01 16:53:11,688 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-12-01 16:53:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2219 states and 2510 transitions. [2018-12-01 16:53:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2510 transitions. [2018-12-01 16:53:12,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-01 16:53:12,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:12,868 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 16:53:15,449 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-01 16:53:16,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:16,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2282 states and 2572 transitions. [2018-12-01 16:53:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 2572 transitions. [2018-12-01 16:53:16,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-01 16:53:16,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 16:53:18,690 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-01 16:53:19,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:19,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2298 states and 2587 transitions. [2018-12-01 16:53:19,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 2587 transitions. [2018-12-01 16:53:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-01 16:53:19,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-01 16:53:19,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:19,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2308 states and 2596 transitions. [2018-12-01 16:53:19,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2596 transitions. [2018-12-01 16:53:19,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-01 16:53:19,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:19,389 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-01 16:53:19,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2318 states and 2607 transitions. [2018-12-01 16:53:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2607 transitions. [2018-12-01 16:53:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-01 16:53:19,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:19,845 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 16:53:20,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:20,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2366 states and 2658 transitions. [2018-12-01 16:53:20,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 2658 transitions. [2018-12-01 16:53:20,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-01 16:53:20,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-01 16:53:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:20,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2367 states and 2658 transitions. [2018-12-01 16:53:20,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2658 transitions. [2018-12-01 16:53:20,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-01 16:53:20,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:20,909 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 259 proven. 4 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-01 16:53:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:21,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 2393 states and 2684 transitions. [2018-12-01 16:53:21,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2684 transitions. [2018-12-01 16:53:21,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-01 16:53:21,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:21,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 259 proven. 4 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-01 16:53:21,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:21,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2395 states and 2685 transitions. [2018-12-01 16:53:21,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2685 transitions. [2018-12-01 16:53:21,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-01 16:53:21,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:21,376 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 195 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-01 16:53:22,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:22,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2437 states and 2727 transitions. [2018-12-01 16:53:22,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2727 transitions. [2018-12-01 16:53:22,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-01 16:53:22,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:22,148 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 195 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-01 16:53:22,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:22,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2438 states and 2728 transitions. [2018-12-01 16:53:22,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 2728 transitions. [2018-12-01 16:53:22,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-01 16:53:22,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 16:53:23,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:23,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2470 states and 2761 transitions. [2018-12-01 16:53:23,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 2761 transitions. [2018-12-01 16:53:23,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-01 16:53:23,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:23,055 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 16:53:23,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2483 states and 2774 transitions. [2018-12-01 16:53:23,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2774 transitions. [2018-12-01 16:53:23,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-01 16:53:23,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:23,386 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 16:53:23,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:23,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2492 states and 2785 transitions. [2018-12-01 16:53:23,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 2785 transitions. [2018-12-01 16:53:23,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 16:53:23,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:23,768 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 171 proven. 15 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-01 16:53:23,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 2496 states and 2791 transitions. [2018-12-01 16:53:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 2791 transitions. [2018-12-01 16:53:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 16:53:23,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:23,990 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 171 proven. 15 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-01 16:53:24,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:24,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2512 states and 2807 transitions. [2018-12-01 16:53:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 2807 transitions. [2018-12-01 16:53:24,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 16:53:24,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:24,434 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 16:53:25,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:25,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2530 states and 2829 transitions. [2018-12-01 16:53:25,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2530 states and 2829 transitions. [2018-12-01 16:53:25,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 16:53:25,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:25,525 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 16:53:25,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:25,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 2546 states and 2846 transitions. [2018-12-01 16:53:25,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 2846 transitions. [2018-12-01 16:53:25,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 16:53:25,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:25,949 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 16:53:26,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:26,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2568 states and 2867 transitions. [2018-12-01 16:53:26,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 2867 transitions. [2018-12-01 16:53:26,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 16:53:26,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 16:53:27,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:27,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2583 states and 2885 transitions. [2018-12-01 16:53:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 2885 transitions. [2018-12-01 16:53:27,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 16:53:27,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 16:53:28,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:28,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2584 states and 2886 transitions. [2018-12-01 16:53:28,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 2886 transitions. [2018-12-01 16:53:28,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 16:53:28,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:28,537 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-01 16:53:29,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 2590 states and 2893 transitions. [2018-12-01 16:53:29,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 2893 transitions. [2018-12-01 16:53:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-01 16:53:29,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:29,367 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-01 16:53:29,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:29,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2618 states and 2921 transitions. [2018-12-01 16:53:29,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 2921 transitions. [2018-12-01 16:53:29,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-01 16:53:29,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:29,647 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 16:53:29,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:29,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2624 states and 2930 transitions. [2018-12-01 16:53:29,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 2930 transitions. [2018-12-01 16:53:29,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 16:53:29,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:29,977 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-01 16:53:34,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:34,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2640 states and 2950 transitions. [2018-12-01 16:53:34,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 2950 transitions. [2018-12-01 16:53:34,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 16:53:34,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-01 16:53:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:34,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2641 states and 2950 transitions. [2018-12-01 16:53:34,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2641 states and 2950 transitions. [2018-12-01 16:53:34,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 16:53:34,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:34,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:34,564 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-01 16:53:34,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:34,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2642 states and 2950 transitions. [2018-12-01 16:53:34,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 2950 transitions. [2018-12-01 16:53:34,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 16:53:34,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:34,834 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-01 16:53:35,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2643 states and 2950 transitions. [2018-12-01 16:53:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 2950 transitions. [2018-12-01 16:53:35,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 16:53:35,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-01 16:53:35,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:35,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2647 states and 2954 transitions. [2018-12-01 16:53:35,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 2954 transitions. [2018-12-01 16:53:35,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-01 16:53:35,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:35,818 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-01 16:53:37,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:37,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2668 states and 2983 transitions. [2018-12-01 16:53:37,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 2983 transitions. [2018-12-01 16:53:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-01 16:53:37,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:37,138 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-01 16:53:38,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:38,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2682 states and 2998 transitions. [2018-12-01 16:53:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 2998 transitions. [2018-12-01 16:53:38,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-01 16:53:38,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:38,270 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-01 16:53:38,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:38,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 2686 states and 3006 transitions. [2018-12-01 16:53:38,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 3006 transitions. [2018-12-01 16:53:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-01 16:53:38,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:38,869 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-01 16:53:39,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 2689 states and 3009 transitions. [2018-12-01 16:53:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3009 transitions. [2018-12-01 16:53:39,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-01 16:53:39,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:39,286 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-01 16:53:39,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2692 states and 3012 transitions. [2018-12-01 16:53:39,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3012 transitions. [2018-12-01 16:53:39,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-12-01 16:53:39,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-01 16:53:44,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:44,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 2737 states and 3067 transitions. [2018-12-01 16:53:44,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3067 transitions. [2018-12-01 16:53:44,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-01 16:53:44,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:44,382 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 281 proven. 8 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-01 16:53:44,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:44,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2749 states and 3078 transitions. [2018-12-01 16:53:44,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3078 transitions. [2018-12-01 16:53:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-01 16:53:44,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:44,518 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 281 proven. 8 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-01 16:53:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:44,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 2773 states and 3101 transitions. [2018-12-01 16:53:44,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3101 transitions. [2018-12-01 16:53:44,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-01 16:53:44,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:44,709 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-01 16:53:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:46,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 2846 states and 3184 transitions. [2018-12-01 16:53:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 3184 transitions. [2018-12-01 16:53:46,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-01 16:53:46,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-01 16:53:46,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:46,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 2856 states and 3193 transitions. [2018-12-01 16:53:46,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3193 transitions. [2018-12-01 16:53:46,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-01 16:53:46,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-12-01 16:53:46,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2872 states and 3209 transitions. [2018-12-01 16:53:46,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 3209 transitions. [2018-12-01 16:53:46,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-01 16:53:46,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-01 16:53:46,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:46,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 2881 states and 3217 transitions. [2018-12-01 16:53:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 3217 transitions. [2018-12-01 16:53:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-01 16:53:46,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-01 16:53:48,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 2904 states and 3251 transitions. [2018-12-01 16:53:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2904 states and 3251 transitions. [2018-12-01 16:53:48,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-01 16:53:48,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:48,626 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 16:53:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 2945 states and 3297 transitions. [2018-12-01 16:53:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 3297 transitions. [2018-12-01 16:53:52,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-01 16:53:52,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:52,960 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 16:53:53,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:53,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 2963 states and 3314 transitions. [2018-12-01 16:53:53,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 3314 transitions. [2018-12-01 16:53:53,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-01 16:53:53,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:53,631 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 228 proven. 6 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-01 16:53:54,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:54,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2967 states and 3319 transitions. [2018-12-01 16:53:54,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 3319 transitions. [2018-12-01 16:53:54,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 16:53:54,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:54,493 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-01 16:53:55,896 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-01 16:53:57,152 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2018-12-01 16:53:59,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:53:59,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 3045 states and 3399 transitions. [2018-12-01 16:53:59,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3045 states and 3399 transitions. [2018-12-01 16:53:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 16:53:59,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:53:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:53:59,078 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 16:54:00,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:00,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 3054 states and 3413 transitions. [2018-12-01 16:54:00,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3054 states and 3413 transitions. [2018-12-01 16:54:00,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 16:54:00,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 16:54:01,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:01,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 3092 states and 3458 transitions. [2018-12-01 16:54:01,800 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 3458 transitions. [2018-12-01 16:54:01,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 16:54:01,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:01,863 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 16:54:01,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:01,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 3095 states and 3460 transitions. [2018-12-01 16:54:01,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3460 transitions. [2018-12-01 16:54:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 16:54:01,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:02,010 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 16:54:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:02,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 3096 states and 3461 transitions. [2018-12-01 16:54:02,353 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 3461 transitions. [2018-12-01 16:54:02,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-01 16:54:02,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2018-12-01 16:54:02,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:02,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 3097 states and 3461 transitions. [2018-12-01 16:54:02,662 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 3461 transitions. [2018-12-01 16:54:02,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-01 16:54:02,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:02,950 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 436 proven. 6 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-01 16:54:03,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 3135 states and 3502 transitions. [2018-12-01 16:54:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 3135 states and 3502 transitions. [2018-12-01 16:54:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-01 16:54:03,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 436 proven. 6 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-01 16:54:03,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:03,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 3136 states and 3502 transitions. [2018-12-01 16:54:03,923 INFO L276 IsEmpty]: Start isEmpty. Operand 3136 states and 3502 transitions. [2018-12-01 16:54:03,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-01 16:54:03,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-01 16:54:04,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:04,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 3183 states and 3549 transitions. [2018-12-01 16:54:04,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 3549 transitions. [2018-12-01 16:54:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-01 16:54:04,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 333 proven. 8 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-12-01 16:54:04,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 3184 states and 3550 transitions. [2018-12-01 16:54:04,866 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 3550 transitions. [2018-12-01 16:54:04,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-01 16:54:04,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:05,034 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 333 proven. 8 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-12-01 16:54:05,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:05,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3189 states and 3555 transitions. [2018-12-01 16:54:05,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3189 states and 3555 transitions. [2018-12-01 16:54:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-01 16:54:05,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 333 proven. 8 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-12-01 16:54:06,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:06,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 3192 states and 3557 transitions. [2018-12-01 16:54:06,136 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 3557 transitions. [2018-12-01 16:54:06,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 16:54:06,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:06,268 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 16:54:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:07,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 3208 states and 3573 transitions. [2018-12-01 16:54:07,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 3573 transitions. [2018-12-01 16:54:07,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 16:54:07,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:07,797 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 16:54:08,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:08,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 3220 states and 3585 transitions. [2018-12-01 16:54:08,466 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 3585 transitions. [2018-12-01 16:54:08,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 16:54:08,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:08,571 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 16:54:09,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 3230 states and 3594 transitions. [2018-12-01 16:54:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 3230 states and 3594 transitions. [2018-12-01 16:54:09,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 16:54:09,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:09,932 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 16:54:10,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:10,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 3242 states and 3605 transitions. [2018-12-01 16:54:10,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3242 states and 3605 transitions. [2018-12-01 16:54:10,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-01 16:54:10,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:10,460 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 386 proven. 12 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2018-12-01 16:54:10,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 3246 states and 3609 transitions. [2018-12-01 16:54:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 3609 transitions. [2018-12-01 16:54:10,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-01 16:54:10,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:10,866 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2018-12-01 16:54:11,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 3259 states and 3622 transitions. [2018-12-01 16:54:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 3622 transitions. [2018-12-01 16:54:11,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-01 16:54:11,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:11,557 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2018-12-01 16:54:11,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3263 states and 3625 transitions. [2018-12-01 16:54:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3263 states and 3625 transitions. [2018-12-01 16:54:11,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-01 16:54:11,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:11,819 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2018-12-01 16:54:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:11,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 3265 states and 3626 transitions. [2018-12-01 16:54:11,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3265 states and 3626 transitions. [2018-12-01 16:54:11,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-12-01 16:54:11,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:12,599 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 431 proven. 42 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2018-12-01 16:54:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:14,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3284 states and 3648 transitions. [2018-12-01 16:54:14,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 3648 transitions. [2018-12-01 16:54:14,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-12-01 16:54:14,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:14,564 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 514 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-12-01 16:54:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 3289 states and 3653 transitions. [2018-12-01 16:54:14,612 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 3653 transitions. [2018-12-01 16:54:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2018-12-01 16:54:14,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:14,890 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 669 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2018-12-01 16:54:18,811 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-01 16:54:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 3376 states and 3748 transitions. [2018-12-01 16:54:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 3748 transitions. [2018-12-01 16:54:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-12-01 16:54:19,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:19,390 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2018-12-01 16:54:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 3496 states and 3885 transitions. [2018-12-01 16:54:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3496 states and 3885 transitions. [2018-12-01 16:54:22,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-12-01 16:54:22,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:22,741 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2018-12-01 16:54:23,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:23,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 3503 states and 3894 transitions. [2018-12-01 16:54:23,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3503 states and 3894 transitions. [2018-12-01 16:54:23,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-12-01 16:54:23,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:23,319 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2018-12-01 16:54:24,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:24,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 3525 states and 3916 transitions. [2018-12-01 16:54:24,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3525 states and 3916 transitions. [2018-12-01 16:54:24,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2018-12-01 16:54:24,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 841 proven. 16 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2018-12-01 16:54:24,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 3532 states and 3922 transitions. [2018-12-01 16:54:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 3922 transitions. [2018-12-01 16:54:24,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2018-12-01 16:54:24,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:25,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 813 proven. 16 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2018-12-01 16:54:25,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:25,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3556 states and 3949 transitions. [2018-12-01 16:54:25,626 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 3949 transitions. [2018-12-01 16:54:25,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2018-12-01 16:54:25,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:25,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 873 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2018-12-01 16:54:26,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:26,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 3633 states and 4026 transitions. [2018-12-01 16:54:26,328 INFO L276 IsEmpty]: Start isEmpty. Operand 3633 states and 4026 transitions. [2018-12-01 16:54:26,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2018-12-01 16:54:26,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:27,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1316 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2018-12-01 16:54:30,907 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-01 16:54:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:32,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 3667 states and 4061 transitions. [2018-12-01 16:54:32,540 INFO L276 IsEmpty]: Start isEmpty. Operand 3667 states and 4061 transitions. [2018-12-01 16:54:32,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2018-12-01 16:54:32,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:32,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1316 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2018-12-01 16:54:35,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:35,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 3699 states and 4092 transitions. [2018-12-01 16:54:35,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3699 states and 4092 transitions. [2018-12-01 16:54:35,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2018-12-01 16:54:35,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:35,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1375 backedges. 987 proven. 4 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-01 16:54:38,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:38,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 3756 states and 4151 transitions. [2018-12-01 16:54:38,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3756 states and 4151 transitions. [2018-12-01 16:54:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2018-12-01 16:54:38,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1375 backedges. 987 proven. 4 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-01 16:54:40,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:40,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 3763 states and 4166 transitions. [2018-12-01 16:54:40,382 INFO L276 IsEmpty]: Start isEmpty. Operand 3763 states and 4166 transitions. [2018-12-01 16:54:40,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2018-12-01 16:54:40,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:40,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1375 backedges. 987 proven. 4 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-12-01 16:54:40,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:40,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 3779 states and 4182 transitions. [2018-12-01 16:54:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 3779 states and 4182 transitions. [2018-12-01 16:54:40,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-12-01 16:54:40,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:41,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 16:54:41,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:41,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 3781 states and 4185 transitions. [2018-12-01 16:54:41,389 INFO L276 IsEmpty]: Start isEmpty. Operand 3781 states and 4185 transitions. [2018-12-01 16:54:41,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-12-01 16:54:41,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:41,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 16:54:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4189 states to 3785 states and 4189 transitions. [2018-12-01 16:54:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3785 states and 4189 transitions. [2018-12-01 16:54:41,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-12-01 16:54:41,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:42,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 16:54:45,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:45,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 3858 states and 4269 transitions. [2018-12-01 16:54:45,394 INFO L276 IsEmpty]: Start isEmpty. Operand 3858 states and 4269 transitions. [2018-12-01 16:54:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-12-01 16:54:45,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:45,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 16:54:47,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:47,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4345 states to 3932 states and 4345 transitions. [2018-12-01 16:54:47,410 INFO L276 IsEmpty]: Start isEmpty. Operand 3932 states and 4345 transitions. [2018-12-01 16:54:47,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-12-01 16:54:47,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:47,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 16:54:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 3941 states and 4353 transitions. [2018-12-01 16:54:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 4353 transitions. [2018-12-01 16:54:47,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-12-01 16:54:47,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:47,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 16:54:49,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:49,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4379 states to 3967 states and 4379 transitions. [2018-12-01 16:54:49,091 INFO L276 IsEmpty]: Start isEmpty. Operand 3967 states and 4379 transitions. [2018-12-01 16:54:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-12-01 16:54:49,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:49,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 16:54:49,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:49,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 3971 states and 4383 transitions. [2018-12-01 16:54:49,635 INFO L276 IsEmpty]: Start isEmpty. Operand 3971 states and 4383 transitions. [2018-12-01 16:54:49,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-12-01 16:54:49,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:49,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 16:54:51,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:51,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 3978 states and 4390 transitions. [2018-12-01 16:54:51,258 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 4390 transitions. [2018-12-01 16:54:51,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-12-01 16:54:51,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:51,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 16:54:55,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:55,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 3992 states and 4408 transitions. [2018-12-01 16:54:55,864 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 4408 transitions. [2018-12-01 16:54:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2018-12-01 16:54:55,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:56,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1630 backedges. 1091 proven. 4 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2018-12-01 16:54:57,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:57,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4413 states to 3996 states and 4413 transitions. [2018-12-01 16:54:57,467 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 4413 transitions. [2018-12-01 16:54:57,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2018-12-01 16:54:57,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1705 backedges. 981 proven. 0 refuted. 0 times theorem prover too weak. 724 trivial. 0 not checked. [2018-12-01 16:54:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4431 states to 4015 states and 4431 transitions. [2018-12-01 16:54:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 4431 transitions. [2018-12-01 16:54:57,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2018-12-01 16:54:57,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:57,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1874 backedges. 1010 proven. 0 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2018-12-01 16:54:58,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:58,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4488 states to 4072 states and 4488 transitions. [2018-12-01 16:54:58,800 INFO L276 IsEmpty]: Start isEmpty. Operand 4072 states and 4488 transitions. [2018-12-01 16:54:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:54:58,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:59,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:54:59,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:54:59,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 4098 states and 4514 transitions. [2018-12-01 16:54:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 4514 transitions. [2018-12-01 16:54:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:54:59,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:54:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:54:59,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:02,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 4132 states and 4552 transitions. [2018-12-01 16:55:02,931 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 4552 transitions. [2018-12-01 16:55:02,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:02,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:07,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:07,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 4159 states and 4582 transitions. [2018-12-01 16:55:07,418 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 4582 transitions. [2018-12-01 16:55:07,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:07,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:09,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4616 states to 4184 states and 4616 transitions. [2018-12-01 16:55:09,942 INFO L276 IsEmpty]: Start isEmpty. Operand 4184 states and 4616 transitions. [2018-12-01 16:55:09,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:09,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:10,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:14,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 4214 states and 4646 transitions. [2018-12-01 16:55:14,572 INFO L276 IsEmpty]: Start isEmpty. Operand 4214 states and 4646 transitions. [2018-12-01 16:55:14,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:14,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:14,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:16,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 4219 states and 4652 transitions. [2018-12-01 16:55:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 4219 states and 4652 transitions. [2018-12-01 16:55:16,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:16,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:16,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:16,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:16,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4661 states to 4229 states and 4661 transitions. [2018-12-01 16:55:16,859 INFO L276 IsEmpty]: Start isEmpty. Operand 4229 states and 4661 transitions. [2018-12-01 16:55:16,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:16,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:17,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:17,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:17,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4663 states to 4231 states and 4663 transitions. [2018-12-01 16:55:17,446 INFO L276 IsEmpty]: Start isEmpty. Operand 4231 states and 4663 transitions. [2018-12-01 16:55:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:17,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:17,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:19,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:19,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 4287 states and 4726 transitions. [2018-12-01 16:55:19,075 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 4726 transitions. [2018-12-01 16:55:19,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:19,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:19,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:19,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 4290 states and 4728 transitions. [2018-12-01 16:55:19,453 INFO L276 IsEmpty]: Start isEmpty. Operand 4290 states and 4728 transitions. [2018-12-01 16:55:19,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:19,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:19,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:22,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:22,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4754 states to 4318 states and 4754 transitions. [2018-12-01 16:55:22,050 INFO L276 IsEmpty]: Start isEmpty. Operand 4318 states and 4754 transitions. [2018-12-01 16:55:22,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-12-01 16:55:22,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:22,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2018-12-01 16:55:24,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:24,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4758 states to 4321 states and 4758 transitions. [2018-12-01 16:55:24,260 INFO L276 IsEmpty]: Start isEmpty. Operand 4321 states and 4758 transitions. [2018-12-01 16:55:24,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2018-12-01 16:55:24,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2018 backedges. 947 proven. 0 refuted. 0 times theorem prover too weak. 1071 trivial. 0 not checked. [2018-12-01 16:55:30,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4793 states to 4349 states and 4793 transitions. [2018-12-01 16:55:30,675 INFO L276 IsEmpty]: Start isEmpty. Operand 4349 states and 4793 transitions. [2018-12-01 16:55:30,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2018-12-01 16:55:30,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:31,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 1222 proven. 4 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2018-12-01 16:55:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4846 states to 4401 states and 4846 transitions. [2018-12-01 16:55:34,059 INFO L276 IsEmpty]: Start isEmpty. Operand 4401 states and 4846 transitions. [2018-12-01 16:55:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2018-12-01 16:55:34,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:34,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 1222 proven. 4 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2018-12-01 16:55:35,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:35,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 4428 states and 4877 transitions. [2018-12-01 16:55:35,210 INFO L276 IsEmpty]: Start isEmpty. Operand 4428 states and 4877 transitions. [2018-12-01 16:55:35,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2018-12-01 16:55:35,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:35,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 1222 proven. 4 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2018-12-01 16:55:35,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:35,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4881 states to 4431 states and 4881 transitions. [2018-12-01 16:55:35,924 INFO L276 IsEmpty]: Start isEmpty. Operand 4431 states and 4881 transitions. [2018-12-01 16:55:35,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-12-01 16:55:35,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:36,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2018-12-01 16:55:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:39,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4893 states to 4443 states and 4893 transitions. [2018-12-01 16:55:39,357 INFO L276 IsEmpty]: Start isEmpty. Operand 4443 states and 4893 transitions. [2018-12-01 16:55:39,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-12-01 16:55:39,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:39,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2018-12-01 16:55:40,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4909 states to 4457 states and 4909 transitions. [2018-12-01 16:55:40,821 INFO L276 IsEmpty]: Start isEmpty. Operand 4457 states and 4909 transitions. [2018-12-01 16:55:40,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-12-01 16:55:40,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2018-12-01 16:55:41,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 4464 states and 4916 transitions. [2018-12-01 16:55:41,667 INFO L276 IsEmpty]: Start isEmpty. Operand 4464 states and 4916 transitions. [2018-12-01 16:55:41,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-12-01 16:55:41,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2018-12-01 16:55:44,402 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2018-12-01 16:55:45,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:45,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4927 states to 4475 states and 4927 transitions. [2018-12-01 16:55:45,334 INFO L276 IsEmpty]: Start isEmpty. Operand 4475 states and 4927 transitions. [2018-12-01 16:55:45,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-12-01 16:55:45,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:45,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2018-12-01 16:55:46,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4931 states to 4478 states and 4931 transitions. [2018-12-01 16:55:46,188 INFO L276 IsEmpty]: Start isEmpty. Operand 4478 states and 4931 transitions. [2018-12-01 16:55:46,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-12-01 16:55:46,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2018-12-01 16:55:47,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:47,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4934 states to 4481 states and 4934 transitions. [2018-12-01 16:55:47,320 INFO L276 IsEmpty]: Start isEmpty. Operand 4481 states and 4934 transitions. [2018-12-01 16:55:47,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-12-01 16:55:47,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:55:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:55:47,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2018-12-01 16:55:48,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:55:48,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2372 states and 2571 transitions. [2018-12-01 16:55:48,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 2571 transitions. [2018-12-01 16:55:48,105 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 16:55:48,105 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 208 iterations. [2018-12-01 16:55:48,111 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 16:55:48,450 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 61 [2018-12-01 16:55:48,776 WARN L180 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 63 [2018-12-01 16:55:48,894 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2018-12-01 16:55:49,281 WARN L180 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2018-12-01 16:55:49,405 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2018-12-01 16:55:49,779 WARN L180 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 64 [2018-12-01 16:55:50,135 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 65 [2018-12-01 16:55:50,343 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 53 [2018-12-01 16:55:50,653 WARN L180 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2018-12-01 16:55:50,855 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2018-12-01 16:55:51,137 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 61 [2018-12-01 16:55:51,478 WARN L180 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2018-12-01 16:55:51,821 WARN L180 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2018-12-01 16:55:51,940 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2018-12-01 16:55:52,215 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 61 [2018-12-01 16:55:52,398 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2018-12-01 16:55:52,671 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2018-12-01 16:55:52,941 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 61 [2018-12-01 16:55:53,210 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 61 [2018-12-01 16:55:53,440 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2018-12-01 16:55:53,845 WARN L180 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 65 [2018-12-01 16:55:54,176 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 64 [2018-12-01 16:55:54,508 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 63 [2018-12-01 16:55:54,739 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2018-12-01 16:55:55,021 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 50 [2018-12-01 16:55:55,359 WARN L180 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2018-12-01 16:55:55,668 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2018-12-01 16:55:55,946 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 60 [2018-12-01 16:55:56,213 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 61 [2018-12-01 16:55:56,615 WARN L180 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 61 [2018-12-01 16:55:56,942 WARN L180 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 58 [2018-12-01 16:55:57,400 WARN L180 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 63 [2018-12-01 16:55:57,871 WARN L180 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2018-12-01 16:55:58,262 WARN L180 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 64 [2018-12-01 16:55:58,532 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 61 [2018-12-01 16:55:58,899 WARN L180 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 65 [2018-12-01 16:55:59,186 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2018-12-01 16:55:59,627 WARN L180 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 65 [2018-12-01 16:55:59,923 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 61 [2018-12-01 16:56:00,134 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 54 [2018-12-01 16:56:00,492 WARN L180 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 64 [2018-12-01 16:56:00,747 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2018-12-01 16:56:01,003 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 59 [2018-12-01 16:56:01,309 WARN L180 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 59 [2018-12-01 16:56:01,449 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2018-12-01 16:56:01,809 WARN L180 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2018-12-01 16:56:02,112 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2018-12-01 16:56:02,402 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 50 [2018-12-01 16:56:02,780 WARN L180 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 65 [2018-12-01 16:56:03,074 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 60 [2018-12-01 16:56:03,444 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 62 [2018-12-01 16:56:03,588 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2018-12-01 16:56:04,004 WARN L180 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2018-12-01 16:56:04,283 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 61 [2018-12-01 16:56:04,510 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 54 [2018-12-01 16:56:04,802 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2018-12-01 16:56:05,021 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2018-12-01 16:56:05,322 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 61 [2018-12-01 16:56:05,714 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 65 [2018-12-01 16:56:06,071 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 65 [2018-12-01 16:56:06,298 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 53 [2018-12-01 16:56:06,633 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2018-12-01 16:56:06,926 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 61 [2018-12-01 16:56:07,141 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 54 [2018-12-01 16:56:07,379 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2018-12-01 16:56:07,701 WARN L180 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 63 [2018-12-01 16:56:08,019 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 61 [2018-12-01 16:56:08,229 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 53 [2018-12-01 16:56:08,460 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2018-12-01 16:56:08,723 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 60 [2018-12-01 16:56:09,009 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 50 [2018-12-01 16:56:09,380 WARN L180 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 65 [2018-12-01 16:56:09,735 WARN L180 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 65 [2018-12-01 16:56:09,979 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 60 [2018-12-01 16:56:10,277 WARN L180 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 59 [2018-12-01 16:56:10,508 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 58 [2018-12-01 16:56:10,712 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 53 [2018-12-01 16:56:11,030 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2018-12-01 16:56:11,030 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 16:56:11,033 INFO L583 CodeCheckObserver]: Invariant with dag size 50 [2018-12-01 16:56:11,039 INFO L583 CodeCheckObserver]: Invariant with dag size 50 [2018-12-01 16:56:11,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:56:11 ImpRootNode [2018-12-01 16:56:11,041 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 16:56:11,042 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:56:11,042 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:56:11,042 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:56:11,042 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:52:17" (3/4) ... [2018-12-01 16:56:11,045 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 16:56:11,055 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-01 16:56:11,055 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-01 16:56:11,056 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-01 16:56:11,057 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 16:56:11,113 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c64c0840-c5df-47f1-a94c-b7e87858225e/bin-2019/ukojak/witness.graphml [2018-12-01 16:56:11,113 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:56:11,114 INFO L168 Benchmark]: Toolchain (without parser) took 235472.25 ms. Allocated memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: 2.7 GB). Free memory was 951.8 MB in the beginning and 874.8 MB in the end (delta: 77.0 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-12-01 16:56:11,114 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:56:11,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:56:11,115 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 16:56:11,115 INFO L168 Benchmark]: Boogie Preprocessor took 40.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 16:56:11,115 INFO L168 Benchmark]: RCFGBuilder took 1020.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 870.9 MB in the end (delta: 216.3 MB). Peak memory consumption was 216.3 MB. Max. memory is 11.5 GB. [2018-12-01 16:56:11,115 INFO L168 Benchmark]: CodeCheck took 233954.56 ms. Allocated memory was 1.1 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 870.9 MB in the beginning and 874.8 MB in the end (delta: -3.9 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-12-01 16:56:11,116 INFO L168 Benchmark]: Witness Printer took 71.97 ms. Allocated memory is still 3.7 GB. Free memory is still 874.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:56:11,117 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 210.9s OverallTime, 208 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1508456088 SDtfs, -1932979224 SDslu, 588842968 SDs, 0 SdLazy, -1116123328 SolverSat, -1871772080 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1206.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 380916 GetRequests, 372943 SyntacticMatches, 6395 SemanticMatches, 1578 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1752235 ImplicationChecksByTransitivity, 171.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 19.0s InterpolantComputationTime, 59789 NumberOfCodeBlocks, 59789 NumberOfCodeBlocksAsserted, 207 NumberOfCheckSat, 59582 ConstructedInterpolants, 0 QuantifiedInterpolants, 71925265 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 207 InterpolantComputations, 108 PerfectInterpolantSequences, 118186/119563 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: 565]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((((((!(a19 == 1) && !(a17 == 8)) && a25 == 1) && !(a28 == 11)) || ((a19 == 1 && a28 == 7) && !(a11 == 1))) || (((!(a19 == 1) && !(a17 == 8)) && !(a28 == 8)) && !(a28 == 11))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || ((((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a28 == 10 && a17 == 8) && a19 == 1) && a21 == 1) && !(a11 == 1))) || (((a17 == 7 && a28 == 7) && a21 == 1) && a25 == 1)) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0)) || (((((a28 == 8 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((!(a19 == 1) && a28 == 8) && !(a25 == 1)) && !(a17 == 9))) || (((((a28 == 11 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && !(a11 == 1))) || ((((!(a19 == 1) && a28 == 7) && a21 == 1) && a25 <= 0) && a11 == 1)) || ((((a19 <= 0 && !(a25 == 1)) && a28 == 7) && a21 == 1) && !(a11 == 1))) || ((((a28 == 10 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((!(a19 == 1) && !(a17 == 8)) && !(a28 == 8)) && !(a28 == 11)) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || ((((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((!(a19 == 1) && !(a17 == 8)) && a25 == 1) && !(a28 == 11))) || (((a17 == 7 && a28 == 7) && a21 == 1) && a25 == 1)) || ((((a28 == 10 && a17 == 8) && a19 == 1) && a21 == 1) && !(a11 == 1))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0)) || ((a19 == 1 && a28 == 7) && !(a11 == 1))) || (((((a28 == 8 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((!(a19 == 1) && a28 == 8) && !(a25 == 1)) && !(a17 == 9))) || (((((a28 == 11 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && !(a11 == 1))) || ((((!(a19 == 1) && a28 == 7) && a21 == 1) && a25 <= 0) && a11 == 1)) || ((((a19 <= 0 && !(a25 == 1)) && a28 == 7) && a21 == 1) && !(a11 == 1))) || ((((a28 == 10 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 329.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1020.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 870.9 MB in the end (delta: 216.3 MB). Peak memory consumption was 216.3 MB. Max. memory is 11.5 GB. * CodeCheck took 233954.56 ms. Allocated memory was 1.1 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 870.9 MB in the beginning and 874.8 MB in the end (delta: -3.9 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 71.97 ms. Allocated memory is still 3.7 GB. Free memory is still 874.8 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...