./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_13_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_13_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/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 da95f8ee1fdff950e8bdc600c0af9fd0f48d5b20 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:07:47,994 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:07:47,995 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:07:48,004 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:07:48,004 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:07:48,004 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:07:48,005 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:07:48,006 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:07:48,007 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:07:48,008 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:07:48,009 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:07:48,009 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:07:48,009 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:07:48,010 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:07:48,011 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:07:48,011 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:07:48,012 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:07:48,013 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:07:48,014 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:07:48,016 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:07:48,016 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:07:48,017 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:07:48,019 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:07:48,019 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:07:48,019 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:07:48,020 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:07:48,021 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:07:48,021 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:07:48,021 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:07:48,023 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:07:48,023 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:07:48,023 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:07:48,024 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:07:48,024 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:07:48,024 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:07:48,025 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:07:48,025 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 10:07:48,035 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:07:48,036 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:07:48,036 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:07:48,037 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:07:48,037 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:07:48,037 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:07:48,037 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:07:48,037 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:07:48,038 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:07:48,038 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:07:48,039 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:07:48,039 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:07:48,039 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:07:48,039 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:07:48,039 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:07:48,039 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:07:48,039 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:07:48,039 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:07:48,040 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:07:48,040 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:07:48,040 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:07:48,040 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:07:48,040 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:07:48,040 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:07:48,040 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:07:48,041 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:07:48,041 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 10:07:48,041 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:07:48,041 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:07:48,041 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_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/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 -> da95f8ee1fdff950e8bdc600c0af9fd0f48d5b20 [2018-11-18 10:07:48,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:07:48,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:07:48,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:07:48,077 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:07:48,077 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:07:48,077 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_srvr_13_false-unreach-call_false-termination.cil.c [2018-11-18 10:07:48,121 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/data/95e7b37b9/5c3ed09e66bb4866bb2fb80b0f2b5bad/FLAGcaa4b2cf9 [2018-11-18 10:07:48,467 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:07:48,468 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/sv-benchmarks/c/ssh-simplified/s3_srvr_13_false-unreach-call_false-termination.cil.c [2018-11-18 10:07:48,476 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/data/95e7b37b9/5c3ed09e66bb4866bb2fb80b0f2b5bad/FLAGcaa4b2cf9 [2018-11-18 10:07:48,883 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/data/95e7b37b9/5c3ed09e66bb4866bb2fb80b0f2b5bad [2018-11-18 10:07:48,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:07:48,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:07:48,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:07:48,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:07:48,890 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:07:48,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:07:48" (1/1) ... [2018-11-18 10:07:48,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@649584a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:48, skipping insertion in model container [2018-11-18 10:07:48,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:07:48" (1/1) ... [2018-11-18 10:07:48,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:07:48,931 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:07:49,086 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:07:49,088 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:07:49,127 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:07:49,136 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:07:49,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49 WrapperNode [2018-11-18 10:07:49,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:07:49,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:07:49,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:07:49,137 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:07:49,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... [2018-11-18 10:07:49,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... [2018-11-18 10:07:49,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:07:49,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:07:49,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:07:49,215 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:07:49,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... [2018-11-18 10:07:49,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... [2018-11-18 10:07:49,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... [2018-11-18 10:07:49,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... [2018-11-18 10:07:49,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... [2018-11-18 10:07:49,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... [2018-11-18 10:07:49,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... [2018-11-18 10:07:49,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:07:49,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:07:49,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:07:49,243 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:07:49,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:07:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:07:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:07:49,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:07:49,350 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 10:07:49,350 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 10:07:50,002 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:07:50,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:07:50 BoogieIcfgContainer [2018-11-18 10:07:50,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:07:50,003 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:07:50,003 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:07:50,012 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:07:50,013 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:07:50" (1/1) ... [2018-11-18 10:07:50,021 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:07:50,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:50,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 116 states and 202 transitions. [2018-11-18 10:07:50,046 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 202 transitions. [2018-11-18 10:07:50,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 10:07:50,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:50,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:50,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 120 states and 204 transitions. [2018-11-18 10:07:50,224 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 204 transitions. [2018-11-18 10:07:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 10:07:50,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:50,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:50,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:50,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 121 states and 205 transitions. [2018-11-18 10:07:50,283 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2018-11-18 10:07:50,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 10:07:50,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:50,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:50,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:50,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 124 states and 208 transitions. [2018-11-18 10:07:50,351 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 208 transitions. [2018-11-18 10:07:50,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 10:07:50,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:50,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:50,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:50,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 126 states and 210 transitions. [2018-11-18 10:07:50,404 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 210 transitions. [2018-11-18 10:07:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 10:07:50,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:50,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 133 states and 244 transitions. [2018-11-18 10:07:50,532 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 244 transitions. [2018-11-18 10:07:50,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 10:07:50,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:50,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 134 states and 244 transitions. [2018-11-18 10:07:50,585 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 244 transitions. [2018-11-18 10:07:50,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 10:07:50,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:50,644 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:50,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 141 states and 259 transitions. [2018-11-18 10:07:50,766 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 259 transitions. [2018-11-18 10:07:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 10:07:50,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:50,795 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 146 states and 279 transitions. [2018-11-18 10:07:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 279 transitions. [2018-11-18 10:07:51,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 10:07:51,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 154 states and 295 transitions. [2018-11-18 10:07:51,237 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 295 transitions. [2018-11-18 10:07:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 10:07:51,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,264 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 157 states and 298 transitions. [2018-11-18 10:07:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 298 transitions. [2018-11-18 10:07:51,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 10:07:51,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,326 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 159 states and 301 transitions. [2018-11-18 10:07:51,375 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 301 transitions. [2018-11-18 10:07:51,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 10:07:51,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 161 states and 303 transitions. [2018-11-18 10:07:51,415 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 303 transitions. [2018-11-18 10:07:51,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:07:51,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 165 states and 314 transitions. [2018-11-18 10:07:51,493 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 314 transitions. [2018-11-18 10:07:51,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:07:51,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,507 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 166 states and 315 transitions. [2018-11-18 10:07:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 315 transitions. [2018-11-18 10:07:51,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 10:07:51,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,582 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 170 states and 326 transitions. [2018-11-18 10:07:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 326 transitions. [2018-11-18 10:07:51,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 10:07:51,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 171 states and 327 transitions. [2018-11-18 10:07:51,703 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 327 transitions. [2018-11-18 10:07:51,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 10:07:51,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 173 states and 329 transitions. [2018-11-18 10:07:51,813 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 329 transitions. [2018-11-18 10:07:51,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 10:07:51,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,831 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 174 states and 330 transitions. [2018-11-18 10:07:51,866 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 330 transitions. [2018-11-18 10:07:51,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 10:07:51,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,881 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:51,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:51,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 175 states and 331 transitions. [2018-11-18 10:07:51,930 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 331 transitions. [2018-11-18 10:07:51,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 10:07:51,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:52,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 188 states and 378 transitions. [2018-11-18 10:07:52,149 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 378 transitions. [2018-11-18 10:07:52,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 10:07:52,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:52,164 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:52,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:52,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 189 states and 378 transitions. [2018-11-18 10:07:52,221 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 378 transitions. [2018-11-18 10:07:52,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 10:07:52,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:52,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 197 states and 387 transitions. [2018-11-18 10:07:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 387 transitions. [2018-11-18 10:07:52,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 10:07:52,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:52,382 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:52,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:52,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 198 states and 387 transitions. [2018-11-18 10:07:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 387 transitions. [2018-11-18 10:07:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:07:52,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:52,492 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 10:07:52,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:52,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 203 states and 396 transitions. [2018-11-18 10:07:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 396 transitions. [2018-11-18 10:07:52,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:07:52,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:52,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 209 states and 432 transitions. [2018-11-18 10:07:52,876 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 432 transitions. [2018-11-18 10:07:52,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:07:52,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:52,908 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 215 states and 447 transitions. [2018-11-18 10:07:53,093 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 447 transitions. [2018-11-18 10:07:53,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:07:53,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 10:07:53,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 215 states and 445 transitions. [2018-11-18 10:07:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 445 transitions. [2018-11-18 10:07:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:07:53,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,219 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:53,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 217 states and 447 transitions. [2018-11-18 10:07:53,395 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 447 transitions. [2018-11-18 10:07:53,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:07:53,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,439 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 217 states and 445 transitions. [2018-11-18 10:07:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 445 transitions. [2018-11-18 10:07:53,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:07:53,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,495 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 10:07:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 219 states and 448 transitions. [2018-11-18 10:07:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 448 transitions. [2018-11-18 10:07:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:07:53,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,543 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 225 states and 461 transitions. [2018-11-18 10:07:53,718 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 461 transitions. [2018-11-18 10:07:53,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:07:53,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:53,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 223 states and 454 transitions. [2018-11-18 10:07:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 454 transitions. [2018-11-18 10:07:53,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:07:53,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,783 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 223 states and 452 transitions. [2018-11-18 10:07:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 452 transitions. [2018-11-18 10:07:53,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:07:53,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,871 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:53,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 225 states and 455 transitions. [2018-11-18 10:07:53,888 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 455 transitions. [2018-11-18 10:07:53,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 10:07:53,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 217 states and 443 transitions. [2018-11-18 10:07:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 443 transitions. [2018-11-18 10:07:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:07:53,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:53,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:53,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 219 states and 446 transitions. [2018-11-18 10:07:53,993 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 446 transitions. [2018-11-18 10:07:53,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:07:53,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:54,036 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:54,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:54,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 222 states and 452 transitions. [2018-11-18 10:07:54,307 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 452 transitions. [2018-11-18 10:07:54,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:07:54,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:54,377 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 224 states and 457 transitions. [2018-11-18 10:07:54,558 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 457 transitions. [2018-11-18 10:07:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 10:07:54,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:54,629 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:54,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 227 states and 464 transitions. [2018-11-18 10:07:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 464 transitions. [2018-11-18 10:07:54,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 10:07:54,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:54,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:54,904 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:55,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:55,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 226 states and 461 transitions. [2018-11-18 10:07:55,025 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 461 transitions. [2018-11-18 10:07:55,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 10:07:55,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:55,035 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:55,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:55,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 223 states and 451 transitions. [2018-11-18 10:07:55,044 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 451 transitions. [2018-11-18 10:07:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 10:07:55,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:55,083 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:55,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 223 states and 448 transitions. [2018-11-18 10:07:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 448 transitions. [2018-11-18 10:07:55,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 10:07:55,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:55,182 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:55,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:55,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 223 states and 447 transitions. [2018-11-18 10:07:55,581 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 447 transitions. [2018-11-18 10:07:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 10:07:55,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:55,620 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:55,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 230 states and 480 transitions. [2018-11-18 10:07:55,820 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 480 transitions. [2018-11-18 10:07:55,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 10:07:55,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:55,922 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:07:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:56,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 253 states and 519 transitions. [2018-11-18 10:07:56,662 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 519 transitions. [2018-11-18 10:07:56,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 10:07:56,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:56,677 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:07:56,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:56,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 255 states and 524 transitions. [2018-11-18 10:07:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 524 transitions. [2018-11-18 10:07:56,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:07:56,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:57,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:57,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 262 states and 538 transitions. [2018-11-18 10:07:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 538 transitions. [2018-11-18 10:07:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:07:57,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:57,417 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:07:57,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 262 states and 541 transitions. [2018-11-18 10:07:57,836 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 541 transitions. [2018-11-18 10:07:57,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 10:07:57,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:57,849 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:07:57,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:57,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 263 states and 542 transitions. [2018-11-18 10:07:57,865 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 542 transitions. [2018-11-18 10:07:57,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 10:07:57,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:57,938 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:07:58,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:58,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 267 states and 570 transitions. [2018-11-18 10:07:58,100 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 570 transitions. [2018-11-18 10:07:58,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:07:58,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:58,186 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:07:58,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:07:58,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 276 states and 606 transitions. [2018-11-18 10:07:58,720 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 606 transitions. [2018-11-18 10:07:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 10:07:58,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:07:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:07:58,879 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:02,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:02,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 341 states and 754 transitions. [2018-11-18 10:08:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 754 transitions. [2018-11-18 10:08:02,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 10:08:02,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:02,014 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:02,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 346 states and 762 transitions. [2018-11-18 10:08:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 762 transitions. [2018-11-18 10:08:02,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 10:08:02,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:02,572 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 363 states and 829 transitions. [2018-11-18 10:08:03,648 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 829 transitions. [2018-11-18 10:08:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 10:08:03,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:03,812 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:05,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:05,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 372 states and 860 transitions. [2018-11-18 10:08:05,201 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 860 transitions. [2018-11-18 10:08:05,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 10:08:05,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:05,214 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:05,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 373 states and 865 transitions. [2018-11-18 10:08:05,273 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 865 transitions. [2018-11-18 10:08:05,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 10:08:05,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:05,291 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:05,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:05,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 374 states and 870 transitions. [2018-11-18 10:08:05,321 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 870 transitions. [2018-11-18 10:08:05,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 10:08:05,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:05,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:05,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 375 states and 871 transitions. [2018-11-18 10:08:05,366 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 871 transitions. [2018-11-18 10:08:05,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 10:08:05,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:05,382 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:05,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:05,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 376 states and 872 transitions. [2018-11-18 10:08:05,407 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 872 transitions. [2018-11-18 10:08:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 10:08:05,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:05,422 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:05,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:05,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 377 states and 873 transitions. [2018-11-18 10:08:05,447 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 873 transitions. [2018-11-18 10:08:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:08:05,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:05,460 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 378 states and 874 transitions. [2018-11-18 10:08:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 874 transitions. [2018-11-18 10:08:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 10:08:05,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:05,502 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:05,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:05,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 387 states and 883 transitions. [2018-11-18 10:08:05,556 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 883 transitions. [2018-11-18 10:08:05,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:08:05,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:05,574 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:05,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 391 states and 898 transitions. [2018-11-18 10:08:05,802 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 898 transitions. [2018-11-18 10:08:05,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:08:05,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:07,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:07,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 398 states and 911 transitions. [2018-11-18 10:08:07,117 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 911 transitions. [2018-11-18 10:08:07,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 10:08:07,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:07,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:07,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 399 states and 912 transitions. [2018-11-18 10:08:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 912 transitions. [2018-11-18 10:08:07,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 10:08:07,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:07,266 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:09,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:09,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 422 states and 973 transitions. [2018-11-18 10:08:09,451 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 973 transitions. [2018-11-18 10:08:09,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 10:08:09,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:09,460 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:10,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:10,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 427 states and 983 transitions. [2018-11-18 10:08:10,297 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 983 transitions. [2018-11-18 10:08:10,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 10:08:10,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:10,306 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:10,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:10,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 428 states and 993 transitions. [2018-11-18 10:08:10,510 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 993 transitions. [2018-11-18 10:08:10,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:08:10,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:10,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:10,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 429 states and 994 transitions. [2018-11-18 10:08:10,627 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 994 transitions. [2018-11-18 10:08:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:08:10,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:10,723 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:12,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 435 states and 1003 transitions. [2018-11-18 10:08:12,269 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1003 transitions. [2018-11-18 10:08:12,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:08:12,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:12,282 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:13,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:13,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 454 states and 1049 transitions. [2018-11-18 10:08:13,621 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1049 transitions. [2018-11-18 10:08:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:08:13,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:13,861 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:14,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:14,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 461 states and 1065 transitions. [2018-11-18 10:08:14,737 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1065 transitions. [2018-11-18 10:08:14,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:08:14,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:14,749 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:14,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 473 states and 1090 transitions. [2018-11-18 10:08:14,932 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1090 transitions. [2018-11-18 10:08:14,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:08:14,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:15,013 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:15,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:15,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 478 states and 1107 transitions. [2018-11-18 10:08:15,030 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1107 transitions. [2018-11-18 10:08:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:08:15,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:15,039 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:15,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:15,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 479 states and 1108 transitions. [2018-11-18 10:08:15,150 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1108 transitions. [2018-11-18 10:08:15,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 10:08:15,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:15,352 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:15,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 481 states and 1117 transitions. [2018-11-18 10:08:15,820 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1117 transitions. [2018-11-18 10:08:15,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:08:15,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:15,929 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:15,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:15,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 482 states and 1119 transitions. [2018-11-18 10:08:15,947 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1119 transitions. [2018-11-18 10:08:15,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:08:15,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:15,961 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:15,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 483 states and 1120 transitions. [2018-11-18 10:08:15,985 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1120 transitions. [2018-11-18 10:08:15,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:08:15,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:16,087 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:16,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 484 states and 1121 transitions. [2018-11-18 10:08:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1121 transitions. [2018-11-18 10:08:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:08:16,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:16,184 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 10:08:16,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 486 states and 1127 transitions. [2018-11-18 10:08:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1127 transitions. [2018-11-18 10:08:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 10:08:16,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:16,479 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 10:08:17,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:17,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 495 states and 1152 transitions. [2018-11-18 10:08:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1152 transitions. [2018-11-18 10:08:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:08:17,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:17,268 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:17,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 498 states and 1160 transitions. [2018-11-18 10:08:17,293 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1160 transitions. [2018-11-18 10:08:17,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:08:17,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:17,302 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 10:08:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 501 states and 1182 transitions. [2018-11-18 10:08:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1182 transitions. [2018-11-18 10:08:17,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:08:17,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:17,915 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:18,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:18,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 506 states and 1194 transitions. [2018-11-18 10:08:18,964 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1194 transitions. [2018-11-18 10:08:18,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 10:08:18,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:19,050 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:19,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:19,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 513 states and 1210 transitions. [2018-11-18 10:08:19,317 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1210 transitions. [2018-11-18 10:08:19,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 10:08:19,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:19,419 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 514 states and 1211 transitions. [2018-11-18 10:08:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1211 transitions. [2018-11-18 10:08:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 10:08:19,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:19,530 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:19,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:19,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 516 states and 1213 transitions. [2018-11-18 10:08:19,545 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1213 transitions. [2018-11-18 10:08:19,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 10:08:19,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:19,554 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:20,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:20,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 524 states and 1230 transitions. [2018-11-18 10:08:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1230 transitions. [2018-11-18 10:08:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 10:08:20,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:20,614 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:20,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 525 states and 1231 transitions. [2018-11-18 10:08:20,630 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1231 transitions. [2018-11-18 10:08:20,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 10:08:20,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:20,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:20,710 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:20,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 526 states and 1232 transitions. [2018-11-18 10:08:20,725 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1232 transitions. [2018-11-18 10:08:20,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 10:08:20,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:20,819 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:20,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:20,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 530 states and 1243 transitions. [2018-11-18 10:08:20,841 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1243 transitions. [2018-11-18 10:08:20,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 10:08:20,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:20,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:20,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 528 states and 1239 transitions. [2018-11-18 10:08:20,859 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1239 transitions. [2018-11-18 10:08:20,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:08:20,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:20,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:20,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 529 states and 1241 transitions. [2018-11-18 10:08:20,964 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1241 transitions. [2018-11-18 10:08:20,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:08:20,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:21,124 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 530 states and 1243 transitions. [2018-11-18 10:08:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1243 transitions. [2018-11-18 10:08:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:08:21,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:21,235 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 533 states and 1252 transitions. [2018-11-18 10:08:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1252 transitions. [2018-11-18 10:08:21,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:08:21,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:21,343 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:21,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:21,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 535 states and 1253 transitions. [2018-11-18 10:08:21,358 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1253 transitions. [2018-11-18 10:08:21,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:08:21,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:21,365 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:21,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 537 states and 1256 transitions. [2018-11-18 10:08:21,372 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1256 transitions. [2018-11-18 10:08:21,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:08:21,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:21,383 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:21,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 529 states and 1241 transitions. [2018-11-18 10:08:21,398 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1241 transitions. [2018-11-18 10:08:21,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:08:21,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:21,505 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:08:22,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:22,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 535 states and 1273 transitions. [2018-11-18 10:08:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1273 transitions. [2018-11-18 10:08:22,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 10:08:22,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:22,461 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:22,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:22,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 537 states and 1277 transitions. [2018-11-18 10:08:22,701 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1277 transitions. [2018-11-18 10:08:22,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:08:22,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:22,794 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 538 states and 1279 transitions. [2018-11-18 10:08:22,818 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1279 transitions. [2018-11-18 10:08:22,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:08:22,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:22,944 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 10:08:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:24,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 546 states and 1296 transitions. [2018-11-18 10:08:24,203 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1296 transitions. [2018-11-18 10:08:24,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:08:24,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:24,212 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:24,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:24,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 547 states and 1297 transitions. [2018-11-18 10:08:24,384 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1297 transitions. [2018-11-18 10:08:24,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:08:24,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:24,397 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 10:08:26,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:26,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 564 states and 1334 transitions. [2018-11-18 10:08:26,022 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1334 transitions. [2018-11-18 10:08:26,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:08:26,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:26,035 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 10:08:26,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 565 states and 1336 transitions. [2018-11-18 10:08:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1336 transitions. [2018-11-18 10:08:26,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:08:26,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 10:08:26,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 567 states and 1341 transitions. [2018-11-18 10:08:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1341 transitions. [2018-11-18 10:08:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 10:08:26,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:26,779 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:26,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:26,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 570 states and 1350 transitions. [2018-11-18 10:08:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1350 transitions. [2018-11-18 10:08:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 10:08:26,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:26,821 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 10:08:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:27,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 572 states and 1358 transitions. [2018-11-18 10:08:27,126 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1358 transitions. [2018-11-18 10:08:27,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 10:08:27,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:27,133 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:28,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:28,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 576 states and 1375 transitions. [2018-11-18 10:08:28,184 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1375 transitions. [2018-11-18 10:08:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 10:08:28,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 10:08:28,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 577 states and 1377 transitions. [2018-11-18 10:08:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1377 transitions. [2018-11-18 10:08:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 10:08:28,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:28,262 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:28,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:28,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 577 states and 1376 transitions. [2018-11-18 10:08:28,276 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1376 transitions. [2018-11-18 10:08:28,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 10:08:28,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:28,367 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:28,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 578 states and 1378 transitions. [2018-11-18 10:08:28,390 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1378 transitions. [2018-11-18 10:08:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 10:08:28,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:28,399 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:29,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 586 states and 1397 transitions. [2018-11-18 10:08:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1397 transitions. [2018-11-18 10:08:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 10:08:29,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:29,233 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:29,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 588 states and 1399 transitions. [2018-11-18 10:08:29,247 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1399 transitions. [2018-11-18 10:08:29,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 10:08:29,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:29,254 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:29,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:29,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 590 states and 1402 transitions. [2018-11-18 10:08:29,559 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1402 transitions. [2018-11-18 10:08:29,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 10:08:29,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:29,704 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:08:31,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:31,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 575 states and 1342 transitions. [2018-11-18 10:08:31,205 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1342 transitions. [2018-11-18 10:08:31,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 10:08:31,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:31,221 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 10:08:32,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:32,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 589 states and 1381 transitions. [2018-11-18 10:08:32,991 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1381 transitions. [2018-11-18 10:08:32,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 10:08:32,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:33,432 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:34,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:34,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 620 states and 1417 transitions. [2018-11-18 10:08:34,894 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1417 transitions. [2018-11-18 10:08:34,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 10:08:34,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:34,984 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:35,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:35,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 624 states and 1426 transitions. [2018-11-18 10:08:35,015 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1426 transitions. [2018-11-18 10:08:35,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 10:08:35,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:35,030 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:36,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:36,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 633 states and 1443 transitions. [2018-11-18 10:08:36,144 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1443 transitions. [2018-11-18 10:08:36,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 10:08:36,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:36,152 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:36,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 635 states and 1446 transitions. [2018-11-18 10:08:36,159 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1446 transitions. [2018-11-18 10:08:36,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 10:08:36,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:36,166 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:36,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:36,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 641 states and 1457 transitions. [2018-11-18 10:08:36,834 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1457 transitions. [2018-11-18 10:08:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 10:08:36,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:36,844 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:08:37,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:37,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 645 states and 1469 transitions. [2018-11-18 10:08:37,467 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1469 transitions. [2018-11-18 10:08:37,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 10:08:37,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:37,485 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 10:08:38,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:38,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 649 states and 1479 transitions. [2018-11-18 10:08:38,282 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1479 transitions. [2018-11-18 10:08:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 10:08:38,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:38,300 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:38,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:38,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 651 states and 1486 transitions. [2018-11-18 10:08:38,543 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1486 transitions. [2018-11-18 10:08:38,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:38,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:38,623 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:38,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:38,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 652 states and 1488 transitions. [2018-11-18 10:08:38,645 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1488 transitions. [2018-11-18 10:08:38,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:38,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 10:08:38,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:38,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 654 states and 1491 transitions. [2018-11-18 10:08:38,684 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1491 transitions. [2018-11-18 10:08:38,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:38,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:38,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:38,801 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:41,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 675 states and 1533 transitions. [2018-11-18 10:08:41,023 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1533 transitions. [2018-11-18 10:08:41,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:41,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 10:08:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 683 states and 1548 transitions. [2018-11-18 10:08:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1548 transitions. [2018-11-18 10:08:41,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:41,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:41,968 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:42,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 685 states and 1556 transitions. [2018-11-18 10:08:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1556 transitions. [2018-11-18 10:08:42,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:42,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:08:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 687 states and 1558 transitions. [2018-11-18 10:08:42,780 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1558 transitions. [2018-11-18 10:08:42,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:42,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:43,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:43,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 689 states and 1563 transitions. [2018-11-18 10:08:43,103 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1563 transitions. [2018-11-18 10:08:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:43,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:43,110 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:43,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:43,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 693 states and 1574 transitions. [2018-11-18 10:08:43,740 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1574 transitions. [2018-11-18 10:08:43,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:43,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:43,747 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:44,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:44,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 695 states and 1581 transitions. [2018-11-18 10:08:44,082 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1581 transitions. [2018-11-18 10:08:44,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:08:44,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:44,089 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:44,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:44,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 697 states and 1589 transitions. [2018-11-18 10:08:44,377 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1589 transitions. [2018-11-18 10:08:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:44,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:44,393 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 10:08:44,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:44,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 699 states and 1592 transitions. [2018-11-18 10:08:44,441 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1592 transitions. [2018-11-18 10:08:44,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:44,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:44,460 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:08:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:44,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 701 states and 1594 transitions. [2018-11-18 10:08:44,512 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1594 transitions. [2018-11-18 10:08:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:44,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:44,521 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:44,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:44,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 702 states and 1596 transitions. [2018-11-18 10:08:44,534 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1596 transitions. [2018-11-18 10:08:44,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:44,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:44,542 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:44,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:44,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 704 states and 1599 transitions. [2018-11-18 10:08:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1599 transitions. [2018-11-18 10:08:44,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:44,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:44,559 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:44,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 705 states and 1600 transitions. [2018-11-18 10:08:44,878 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1600 transitions. [2018-11-18 10:08:44,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:44,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:44,887 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:45,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 707 states and 1603 transitions. [2018-11-18 10:08:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1603 transitions. [2018-11-18 10:08:45,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:45,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:45,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:45,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 708 states and 1604 transitions. [2018-11-18 10:08:45,634 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1604 transitions. [2018-11-18 10:08:45,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:45,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:45,642 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:45,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:45,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 709 states and 1605 transitions. [2018-11-18 10:08:45,659 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1605 transitions. [2018-11-18 10:08:45,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:45,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:45,667 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:45,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:45,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 710 states and 1606 transitions. [2018-11-18 10:08:45,958 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1606 transitions. [2018-11-18 10:08:45,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 10:08:45,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:45,966 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:08:46,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:46,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 712 states and 1611 transitions. [2018-11-18 10:08:46,357 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1611 transitions. [2018-11-18 10:08:46,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:08:46,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:46,509 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:50,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:50,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 739 states and 1694 transitions. [2018-11-18 10:08:50,721 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1694 transitions. [2018-11-18 10:08:50,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:08:50,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:53,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:53,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 744 states and 1706 transitions. [2018-11-18 10:08:53,860 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1706 transitions. [2018-11-18 10:08:53,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:08:53,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:53,940 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:08:53,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:53,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 748 states and 1715 transitions. [2018-11-18 10:08:53,971 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1715 transitions. [2018-11-18 10:08:53,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:08:53,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:53,983 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:08:55,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:55,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 752 states and 1729 transitions. [2018-11-18 10:08:55,219 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1729 transitions. [2018-11-18 10:08:55,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:08:55,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:55,226 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:57,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:57,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 759 states and 1747 transitions. [2018-11-18 10:08:57,912 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1747 transitions. [2018-11-18 10:08:57,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:08:57,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 10:08:57,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 761 states and 1750 transitions. [2018-11-18 10:08:57,948 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1750 transitions. [2018-11-18 10:08:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:08:57,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:57,959 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:08:58,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:08:58,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 767 states and 1760 transitions. [2018-11-18 10:08:58,744 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1760 transitions. [2018-11-18 10:08:58,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:08:58,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:08:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:08:58,755 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:00,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 784 states and 1823 transitions. [2018-11-18 10:09:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1823 transitions. [2018-11-18 10:09:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 10:09:00,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 10:09:00,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:00,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 785 states and 1825 transitions. [2018-11-18 10:09:00,684 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1825 transitions. [2018-11-18 10:09:00,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 10:09:00,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:00,701 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 789 states and 1835 transitions. [2018-11-18 10:09:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1835 transitions. [2018-11-18 10:09:01,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 10:09:01,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:01,971 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:09:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 795 states and 1866 transitions. [2018-11-18 10:09:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1866 transitions. [2018-11-18 10:09:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 10:09:04,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:09:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:04,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 793 states and 1862 transitions. [2018-11-18 10:09:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1862 transitions. [2018-11-18 10:09:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 10:09:04,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:04,792 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:04,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 794 states and 1863 transitions. [2018-11-18 10:09:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1863 transitions. [2018-11-18 10:09:04,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 10:09:04,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:04,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:04,845 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:04,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:04,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 795 states and 1864 transitions. [2018-11-18 10:09:04,880 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1864 transitions. [2018-11-18 10:09:04,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 10:09:04,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 10:09:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:05,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 797 states and 1867 transitions. [2018-11-18 10:09:05,547 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1867 transitions. [2018-11-18 10:09:05,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 10:09:05,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:05,558 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 10:09:05,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:05,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 799 states and 1870 transitions. [2018-11-18 10:09:05,591 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1870 transitions. [2018-11-18 10:09:05,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 10:09:05,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:05,598 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:09:05,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:05,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 801 states and 1876 transitions. [2018-11-18 10:09:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1876 transitions. [2018-11-18 10:09:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 10:09:05,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:05,920 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:06,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:06,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 803 states and 1879 transitions. [2018-11-18 10:09:06,774 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1879 transitions. [2018-11-18 10:09:06,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 10:09:06,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:06,782 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:09:07,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:07,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 806 states and 1887 transitions. [2018-11-18 10:09:07,098 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1887 transitions. [2018-11-18 10:09:07,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 10:09:07,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:07,108 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:09:07,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:07,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 808 states and 1893 transitions. [2018-11-18 10:09:07,481 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1893 transitions. [2018-11-18 10:09:07,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 10:09:07,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:07,488 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:09:07,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 810 states and 1899 transitions. [2018-11-18 10:09:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1899 transitions. [2018-11-18 10:09:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:09:07,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:10,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:10,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 828 states and 1948 transitions. [2018-11-18 10:09:10,491 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1948 transitions. [2018-11-18 10:09:10,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:09:10,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:10,502 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 10:09:11,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:11,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 830 states and 1951 transitions. [2018-11-18 10:09:11,099 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1951 transitions. [2018-11-18 10:09:11,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:09:11,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:11,110 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:11,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:11,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 831 states and 1951 transitions. [2018-11-18 10:09:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1951 transitions. [2018-11-18 10:09:11,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:09:11,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:11,802 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:22,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 885 states and 2091 transitions. [2018-11-18 10:09:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 2091 transitions. [2018-11-18 10:09:22,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:09:22,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:22,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:22,262 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:23,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:23,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 889 states and 2102 transitions. [2018-11-18 10:09:23,350 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 2102 transitions. [2018-11-18 10:09:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:09:23,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:23,497 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:24,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:24,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 893 states and 2118 transitions. [2018-11-18 10:09:24,912 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2118 transitions. [2018-11-18 10:09:24,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:09:24,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:25,096 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:27,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:27,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 910 states and 2172 transitions. [2018-11-18 10:09:27,907 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2172 transitions. [2018-11-18 10:09:27,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:09:27,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:28,051 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:28,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:28,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 914 states and 2184 transitions. [2018-11-18 10:09:28,880 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 2184 transitions. [2018-11-18 10:09:28,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 10:09:28,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:28,893 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:09:29,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:29,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 915 states and 2185 transitions. [2018-11-18 10:09:29,140 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 2185 transitions. [2018-11-18 10:09:29,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 10:09:29,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:29,330 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:09:33,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:33,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 938 states and 2233 transitions. [2018-11-18 10:09:33,198 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2233 transitions. [2018-11-18 10:09:33,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 10:09:33,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:09:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:33,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 940 states and 2244 transitions. [2018-11-18 10:09:33,796 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 2244 transitions. [2018-11-18 10:09:33,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 10:09:33,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:33,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:33,805 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:09:34,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:34,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 942 states and 2254 transitions. [2018-11-18 10:09:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 2254 transitions. [2018-11-18 10:09:34,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 10:09:34,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:09:34,238 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 10:09:34,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:09:34,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 944 states and 2267 transitions. [2018-11-18 10:09:34,738 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 2267 transitions. [2018-11-18 10:09:34,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 10:09:34,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:09:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:09:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:09:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:09:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:09:34,902 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 180 iterations. [2018-11-18 10:09:34,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 10:09:34 ImpRootNode [2018-11-18 10:09:34,961 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 10:09:34,961 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:09:34,961 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:09:34,961 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:09:34,962 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:07:50" (3/4) ... [2018-11-18 10:09:34,964 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 10:09:35,040 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cb669492-b23f-4ec6-b6d8-9fd4cde40f89/bin-2019/ukojak/witness.graphml [2018-11-18 10:09:35,040 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:09:35,041 INFO L168 Benchmark]: Toolchain (without parser) took 106154.69 ms. Allocated memory was 1.0 GB in the beginning and 3.4 GB in the end (delta: 2.3 GB). Free memory was 959.1 MB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 581.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:09:35,043 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:09:35,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.90 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 940.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:09:35,043 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -200.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:09:35,044 INFO L168 Benchmark]: Boogie Preprocessor took 28.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:09:35,044 INFO L168 Benchmark]: RCFGBuilder took 759.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:09:35,044 INFO L168 Benchmark]: CodeCheck took 104957.74 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 519.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:09:35,044 INFO L168 Benchmark]: Witness Printer took 79.17 ms. Allocated memory is still 3.4 GB. Free memory is still 2.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:09:35,046 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, 156 locations, 1 error locations. UNSAFE Result, 104.8s OverallTime, 180 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1726220288 SDtfs, 1451679630 SDslu, -698829862 SDs, 0 SdLazy, 1141732410 SolverSat, 1761853306 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 229.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126103 GetRequests, 121709 SyntacticMatches, 3028 SemanticMatches, 1366 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1110643 ImplicationChecksByTransitivity, 97.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 13160 NumberOfCodeBlocks, 13160 NumberOfCodeBlocksAsserted, 180 NumberOfCheckSat, 12889 ConstructedInterpolants, 0 QuantifiedInterpolants, 2328184 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 179 InterpolantComputations, 136 PerfectInterpolantSequences, 6890/9342 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 - CounterExampleResult [Line: 643]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L648] int s ; [L649] int tmp ; [L653] s = 8464 [L654] CALL ssl3_accept(s) [L12] int s__info_callback = __VERIFIER_nondet_int() ; [L13] int s__in_handshake = __VERIFIER_nondet_int() ; [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] int s__version = __VERIFIER_nondet_int() ; [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int() ; [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int() ; [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int() ; [L26] int s__options = __VERIFIER_nondet_int() ; [L27] int s__verify_mode = __VERIFIER_nondet_int() ; [L28] int s__session__peer = __VERIFIER_nondet_int() ; [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L30] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message ; [L36] int s__s3__tmp__use_rsa_tmp ; [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__new_cipher__algorithms ; [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_cipher__algo_strength ; [L41] int s__session__cipher ; [L42] int buf ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp ; [L46] int cb ; [L47] long num1 = __VERIFIER_nondet_long() ; [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [L53] int tmp___1 = __VERIFIER_nondet_int() ; [L54] int tmp___2 = __VERIFIER_nondet_int() ; [L55] int tmp___3 = __VERIFIER_nondet_int() ; [L56] int tmp___4 = __VERIFIER_nondet_int() ; [L57] int tmp___5 = __VERIFIER_nondet_int() ; [L58] int tmp___6 = __VERIFIER_nondet_int() ; [L59] int tmp___7 = __VERIFIER_nondet_int() ; [L60] long tmp___8 = __VERIFIER_nondet_long() ; [L61] int tmp___9 = __VERIFIER_nondet_int() ; [L62] int tmp___10 = __VERIFIER_nondet_int() ; [L63] int blastFlag ; [L64] int __cil_tmp55 ; [L65] unsigned long __cil_tmp56 ; [L66] unsigned long __cil_tmp57 ; [L67] unsigned long __cil_tmp58 ; [L68] unsigned long __cil_tmp59 ; [L69] int __cil_tmp60 ; [L70] unsigned long __cil_tmp61 ; [L73] s__state = initial_state [L74] blastFlag = 0 [L75] tmp = __VERIFIER_nondet_int() [L76] Time = tmp [L77] cb = 0 [L78] ret = -1 [L79] skip = 0 [L80] got_new_session = 0 [L81] COND TRUE s__info_callback != 0 [L82] cb = s__info_callback [L88] s__in_handshake ++ [L89] COND TRUE tmp___1 + 12288 [L90] COND TRUE tmp___2 + 16384 [L94] COND FALSE !(s__cert == 0) [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 8192) [L110] COND FALSE !(s__state == 24576) [L113] COND FALSE !(s__state == 8195) [L116] COND FALSE !(s__state == 8480) [L119] COND FALSE !(s__state == 8481) [L122] COND FALSE !(s__state == 8482) [L125] COND TRUE s__state == 8464 [L271] s__shutdown = 0 [L272] ret = __VERIFIER_nondet_int() [L273] COND TRUE blastFlag == 0 [L274] blastFlag = 1 [L276] COND FALSE !(ret <= 0) [L279] got_new_session = 1 [L280] s__state = 8496 [L281] s__init_num = 0 [L600] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L601] COND FALSE !(! s__s3__tmp__reuse_message) [L632] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 8192) [L110] COND FALSE !(s__state == 24576) [L113] COND FALSE !(s__state == 8195) [L116] COND FALSE !(s__state == 8480) [L119] COND FALSE !(s__state == 8481) [L122] COND FALSE !(s__state == 8482) [L125] COND FALSE !(s__state == 8464) [L128] COND FALSE !(s__state == 8465) [L131] COND FALSE !(s__state == 8466) [L134] COND TRUE s__state == 8496 [L285] ret = __VERIFIER_nondet_int() [L286] COND TRUE blastFlag == 1 [L287] blastFlag = 2 [L289] COND FALSE !(ret <= 0) [L292] COND FALSE !(\read(s__hit)) [L295] s__state = 8512 [L297] s__init_num = 0 [L600] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L601] COND FALSE !(! s__s3__tmp__reuse_message) [L632] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 8192) [L110] COND FALSE !(s__state == 24576) [L113] COND FALSE !(s__state == 8195) [L116] COND FALSE !(s__state == 8480) [L119] COND FALSE !(s__state == 8481) [L122] COND FALSE !(s__state == 8482) [L125] COND FALSE !(s__state == 8464) [L128] COND FALSE !(s__state == 8465) [L131] COND FALSE !(s__state == 8466) [L134] COND FALSE !(s__state == 8496) [L137] COND FALSE !(s__state == 8497) [L140] COND TRUE s__state == 8512 [L302] s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() [L303] __cil_tmp56 = (unsigned long )s__s3__tmp__new_cipher__algorithms [L304] COND TRUE __cil_tmp56 + 256UL [L305] skip = 1 [L316] s__state = 8528 [L317] s__init_num = 0 [L600] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L601] COND FALSE !(! s__s3__tmp__reuse_message) [L632] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 8192) [L110] COND FALSE !(s__state == 24576) [L113] COND FALSE !(s__state == 8195) [L116] COND FALSE !(s__state == 8480) [L119] COND FALSE !(s__state == 8481) [L122] COND FALSE !(s__state == 8482) [L125] COND FALSE !(s__state == 8464) [L128] COND FALSE !(s__state == 8465) [L131] COND FALSE !(s__state == 8466) [L134] COND FALSE !(s__state == 8496) [L137] COND FALSE !(s__state == 8497) [L140] COND FALSE !(s__state == 8512) [L143] COND FALSE !(s__state == 8513) [L146] COND TRUE s__state == 8528 [L321] s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() [L322] l = (unsigned long )s__s3__tmp__new_cipher__algorithms [L324] __cil_tmp57 = (unsigned long )s__options [L325] COND TRUE __cil_tmp57 + 2097152UL [L326] s__s3__tmp__use_rsa_tmp = 1 [L331] COND TRUE \read(s__s3__tmp__use_rsa_tmp) [L358] ret = __VERIFIER_nondet_int() [L359] COND FALSE !(blastFlag == 6) [L362] COND FALSE !(ret <= 0) [L379] s__state = 8544 [L380] s__init_num = 0 [L600] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L601] COND TRUE ! s__s3__tmp__reuse_message [L602] COND TRUE ! skip [L603] COND TRUE state == 8528 [L604] COND TRUE s__state == 8544 [L605] COND TRUE tmp___7 != 1024 [L606] COND TRUE tmp___7 != 512 [L607] COND TRUE __cil_tmp58 != 4294967294 [L608] COND TRUE l != 4294967266 [L643] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 248.90 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 940.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -200.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 759.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 11.5 GB. * CodeCheck took 104957.74 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 519.0 MB. Max. memory is 11.5 GB. * Witness Printer took 79.17 ms. Allocated memory is still 3.4 GB. Free memory is still 2.7 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...