./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label35.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/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 f6b5db140f0af5d4dbaefce619ea0ad631629d04 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 11:37:54,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 11:37:54,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 11:37:54,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 11:37:54,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 11:37:54,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 11:37:54,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 11:37:54,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 11:37:54,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 11:37:54,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 11:37:54,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 11:37:54,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 11:37:54,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 11:37:54,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 11:37:54,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 11:37:54,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 11:37:54,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 11:37:54,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 11:37:54,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 11:37:54,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 11:37:54,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 11:37:54,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 11:37:54,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 11:37:54,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 11:37:54,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 11:37:54,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 11:37:54,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 11:37:54,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 11:37:54,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 11:37:54,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 11:37:54,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 11:37:54,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 11:37:54,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 11:37:54,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 11:37:54,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 11:37:54,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 11:37:54,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 11:37:54,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 11:37:54,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 11:37:54,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 11:37:54,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 11:37:54,278 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 11:37:54,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 11:37:54,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 11:37:54,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 11:37:54,287 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 11:37:54,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 11:37:54,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 11:37:54,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 11:37:54,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 11:37:54,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 11:37:54,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 11:37:54,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 11:37:54,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 11:37:54,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 11:37:54,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 11:37:54,289 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 11:37:54,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 11:37:54,289 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 11:37:54,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 11:37:54,289 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 11:37:54,289 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 11:37:54,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 11:37:54,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 11:37:54,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 11:37:54,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 11:37:54,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 11:37:54,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 11:37:54,290 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 11:37:54,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 11:37:54,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 11:37:54,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/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 -> f6b5db140f0af5d4dbaefce619ea0ad631629d04 [2019-12-01 11:37:54,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 11:37:54,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 11:37:54,410 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 11:37:54,412 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 11:37:54,412 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 11:37:54,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label35.c [2019-12-01 11:37:54,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/data/5399d9284/1874e8c3acdb4446acba079a05a1f2d2/FLAGedf545830 [2019-12-01 11:37:54,839 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 11:37:54,840 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/sv-benchmarks/c/eca-rers2012/Problem02_label35.c [2019-12-01 11:37:54,850 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/data/5399d9284/1874e8c3acdb4446acba079a05a1f2d2/FLAGedf545830 [2019-12-01 11:37:54,862 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/data/5399d9284/1874e8c3acdb4446acba079a05a1f2d2 [2019-12-01 11:37:54,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 11:37:54,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 11:37:54,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 11:37:54,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 11:37:54,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 11:37:54,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:37:54" (1/1) ... [2019-12-01 11:37:54,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ae3a256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:54, skipping insertion in model container [2019-12-01 11:37:54,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:37:54" (1/1) ... [2019-12-01 11:37:54,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 11:37:54,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 11:37:55,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 11:37:55,156 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 11:37:55,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 11:37:55,216 INFO L208 MainTranslator]: Completed translation [2019-12-01 11:37:55,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55 WrapperNode [2019-12-01 11:37:55,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 11:37:55,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 11:37:55,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 11:37:55,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 11:37:55,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... [2019-12-01 11:37:55,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... [2019-12-01 11:37:55,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 11:37:55,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 11:37:55,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 11:37:55,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 11:37:55,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... [2019-12-01 11:37:55,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... [2019-12-01 11:37:55,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... [2019-12-01 11:37:55,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... [2019-12-01 11:37:55,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... [2019-12-01 11:37:55,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... [2019-12-01 11:37:55,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... [2019-12-01 11:37:55,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 11:37:55,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 11:37:55,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 11:37:55,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 11:37:55,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:37:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/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 [2019-12-01 11:37:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 11:37:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 11:37:56,548 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 11:37:56,549 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 11:37:56,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:37:56 BoogieIcfgContainer [2019-12-01 11:37:56,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 11:37:56,550 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 11:37:56,550 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 11:37:56,556 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 11:37:56,557 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:37:56" (1/1) ... [2019-12-01 11:37:56,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 11:37:56,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-12-01 11:37:56,588 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-12-01 11:37:56,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 11:37:56,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:56,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:37:57,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2019-12-01 11:37:57,139 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2019-12-01 11:37:57,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 11:37:57,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:57,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 11:37:57,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:57,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2019-12-01 11:37:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2019-12-01 11:37:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 11:37:57,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:37:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:57,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2019-12-01 11:37:57,512 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2019-12-01 11:37:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 11:37:57,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:37:57,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:57,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2019-12-01 11:37:57,977 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2019-12-01 11:37:57,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 11:37:57,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:58,032 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:37:58,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:58,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2019-12-01 11:37:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2019-12-01 11:37:58,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 11:37:58,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:58,339 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:37:58,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:58,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2019-12-01 11:37:58,486 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2019-12-01 11:37:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 11:37:58,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 11:37:58,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:58,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2019-12-01 11:37:58,870 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2019-12-01 11:37:58,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 11:37:58,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 11:37:58,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:58,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2019-12-01 11:37:58,934 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2019-12-01 11:37:58,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 11:37:58,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:58,955 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 11:37:59,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2019-12-01 11:37:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2019-12-01 11:37:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 11:37:59,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:59,098 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 11:37:59,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:59,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2019-12-01 11:37:59,194 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2019-12-01 11:37:59,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 11:37:59,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 11:37:59,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:59,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 329 states and 436 transitions. [2019-12-01 11:37:59,634 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 436 transitions. [2019-12-01 11:37:59,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-01 11:37:59,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:37:59,720 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 11:37:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:37:59,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 340 states and 451 transitions. [2019-12-01 11:37:59,980 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 451 transitions. [2019-12-01 11:37:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-01 11:37:59,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:37:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:00,004 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 11:38:00,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:00,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 358 states and 472 transitions. [2019-12-01 11:38:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 472 transitions. [2019-12-01 11:38:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-01 11:38:00,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:00,386 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:00,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:00,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 388 states and 510 transitions. [2019-12-01 11:38:00,972 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 510 transitions. [2019-12-01 11:38:00,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-01 11:38:00,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:01,067 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:01,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 418 states and 545 transitions. [2019-12-01 11:38:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 545 transitions. [2019-12-01 11:38:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-01 11:38:01,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:02,038 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:02,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 421 states and 548 transitions. [2019-12-01 11:38:02,155 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 548 transitions. [2019-12-01 11:38:02,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-12-01 11:38:02,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:02,178 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:02,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:02,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 434 states and 562 transitions. [2019-12-01 11:38:02,278 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 562 transitions. [2019-12-01 11:38:02,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-01 11:38:02,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:02,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 453 states and 584 transitions. [2019-12-01 11:38:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 584 transitions. [2019-12-01 11:38:02,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-01 11:38:02,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:02,574 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 11:38:02,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:02,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 457 states and 587 transitions. [2019-12-01 11:38:02,656 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 587 transitions. [2019-12-01 11:38:02,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 11:38:02,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:02,726 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 11:38:02,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:02,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 484 states and 614 transitions. [2019-12-01 11:38:02,807 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 614 transitions. [2019-12-01 11:38:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 11:38:02,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 11:38:02,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:02,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 489 states and 618 transitions. [2019-12-01 11:38:02,871 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 618 transitions. [2019-12-01 11:38:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 11:38:02,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:02,899 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:03,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 503 states and 633 transitions. [2019-12-01 11:38:03,101 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 633 transitions. [2019-12-01 11:38:03,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 11:38:03,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:03,127 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:03,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 515 states and 644 transitions. [2019-12-01 11:38:03,225 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 644 transitions. [2019-12-01 11:38:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-12-01 11:38:03,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:03,252 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:03,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:03,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 519 states and 649 transitions. [2019-12-01 11:38:03,422 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 649 transitions. [2019-12-01 11:38:03,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-01 11:38:03,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:03,753 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:05,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:05,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 559 states and 700 transitions. [2019-12-01 11:38:05,091 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 700 transitions. [2019-12-01 11:38:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-01 11:38:05,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:05,137 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:05,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 574 states and 714 transitions. [2019-12-01 11:38:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 714 transitions. [2019-12-01 11:38:05,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-01 11:38:05,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:05,386 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:05,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 586 states and 725 transitions. [2019-12-01 11:38:05,593 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 725 transitions. [2019-12-01 11:38:05,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 11:38:05,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:05,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 605 states and 744 transitions. [2019-12-01 11:38:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 744 transitions. [2019-12-01 11:38:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 11:38:05,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:05,738 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:05,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:05,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 610 states and 751 transitions. [2019-12-01 11:38:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 751 transitions. [2019-12-01 11:38:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 11:38:05,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:05,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:05,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 612 states and 753 transitions. [2019-12-01 11:38:05,831 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 753 transitions. [2019-12-01 11:38:05,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 11:38:05,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:05,860 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 613 states and 754 transitions. [2019-12-01 11:38:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 754 transitions. [2019-12-01 11:38:05,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-12-01 11:38:05,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:05,928 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 11:38:05,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:05,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 627 states and 768 transitions. [2019-12-01 11:38:05,988 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 768 transitions. [2019-12-01 11:38:05,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 11:38:05,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:06,040 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-12-01 11:38:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:06,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 629 states and 769 transitions. [2019-12-01 11:38:06,139 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 769 transitions. [2019-12-01 11:38:06,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-12-01 11:38:06,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:06,189 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:06,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 648 states and 791 transitions. [2019-12-01 11:38:06,720 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 791 transitions. [2019-12-01 11:38:06,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-12-01 11:38:06,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:06,769 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:06,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 649 states and 792 transitions. [2019-12-01 11:38:06,800 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 792 transitions. [2019-12-01 11:38:06,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-01 11:38:06,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:06,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:06,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 652 states and 795 transitions. [2019-12-01 11:38:06,848 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 795 transitions. [2019-12-01 11:38:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-01 11:38:06,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:06,889 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:07,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:07,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 653 states and 796 transitions. [2019-12-01 11:38:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 796 transitions. [2019-12-01 11:38:07,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-01 11:38:07,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:07,091 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:07,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 668 states and 810 transitions. [2019-12-01 11:38:07,505 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 810 transitions. [2019-12-01 11:38:07,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 11:38:07,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 680 states and 822 transitions. [2019-12-01 11:38:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 822 transitions. [2019-12-01 11:38:07,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 11:38:07,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:07,836 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 11:38:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 683 states and 825 transitions. [2019-12-01 11:38:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 825 transitions. [2019-12-01 11:38:07,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 11:38:07,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:08,141 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:08,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:08,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 687 states and 831 transitions. [2019-12-01 11:38:08,465 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 831 transitions. [2019-12-01 11:38:08,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 11:38:08,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:08,556 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:08,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:09,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 699 states and 842 transitions. [2019-12-01 11:38:09,001 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 842 transitions. [2019-12-01 11:38:09,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-01 11:38:09,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:09,042 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-01 11:38:09,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:09,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 700 states and 843 transitions. [2019-12-01 11:38:09,059 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 843 transitions. [2019-12-01 11:38:09,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-01 11:38:09,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:09,095 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:09,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 704 states and 847 transitions. [2019-12-01 11:38:09,122 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 847 transitions. [2019-12-01 11:38:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-01 11:38:09,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-01 11:38:09,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:09,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 722 states and 867 transitions. [2019-12-01 11:38:09,875 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 867 transitions. [2019-12-01 11:38:09,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-01 11:38:09,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:10,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:10,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 748 states and 894 transitions. [2019-12-01 11:38:10,029 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 894 transitions. [2019-12-01 11:38:10,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-12-01 11:38:10,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:10,085 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:10,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:10,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 760 states and 909 transitions. [2019-12-01 11:38:10,317 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 909 transitions. [2019-12-01 11:38:10,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 11:38:10,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:10,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:10,720 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 178 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:14,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:14,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 783 states and 939 transitions. [2019-12-01 11:38:14,210 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 939 transitions. [2019-12-01 11:38:14,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 11:38:14,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:14,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:14,266 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-12-01 11:38:14,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:14,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 784 states and 940 transitions. [2019-12-01 11:38:14,289 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 940 transitions. [2019-12-01 11:38:14,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 11:38:14,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-12-01 11:38:14,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:14,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 785 states and 940 transitions. [2019-12-01 11:38:14,487 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 940 transitions. [2019-12-01 11:38:14,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 11:38:14,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:14,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 789 states and 945 transitions. [2019-12-01 11:38:14,631 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 945 transitions. [2019-12-01 11:38:14,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 11:38:14,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:14,727 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-01 11:38:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:15,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 803 states and 959 transitions. [2019-12-01 11:38:15,829 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 959 transitions. [2019-12-01 11:38:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 11:38:15,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:15,924 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-01 11:38:16,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:16,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 815 states and 970 transitions. [2019-12-01 11:38:16,447 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 970 transitions. [2019-12-01 11:38:16,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-01 11:38:16,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 11:38:17,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 886 states and 1046 transitions. [2019-12-01 11:38:17,546 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1046 transitions. [2019-12-01 11:38:17,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 11:38:17,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:17,605 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 916 states and 1077 transitions. [2019-12-01 11:38:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1077 transitions. [2019-12-01 11:38:18,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-12-01 11:38:18,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:18,437 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 11:38:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 941 states and 1102 transitions. [2019-12-01 11:38:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1102 transitions. [2019-12-01 11:38:18,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 11:38:18,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-01 11:38:19,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:19,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 947 states and 1107 transitions. [2019-12-01 11:38:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1107 transitions. [2019-12-01 11:38:19,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 11:38:19,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:19,064 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:19,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:19,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 978 states and 1138 transitions. [2019-12-01 11:38:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1138 transitions. [2019-12-01 11:38:19,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 11:38:19,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:19,213 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 11:38:19,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:19,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 983 states and 1143 transitions. [2019-12-01 11:38:19,244 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1143 transitions. [2019-12-01 11:38:19,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 11:38:19,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:19,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:19,313 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 11:38:19,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:19,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1015 states and 1178 transitions. [2019-12-01 11:38:19,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1178 transitions. [2019-12-01 11:38:19,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 11:38:19,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:19,796 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 11:38:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:19,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1016 states and 1178 transitions. [2019-12-01 11:38:19,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1178 transitions. [2019-12-01 11:38:19,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 11:38:19,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:20,033 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-01 11:38:20,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:20,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1027 states and 1192 transitions. [2019-12-01 11:38:20,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1192 transitions. [2019-12-01 11:38:20,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-12-01 11:38:20,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:20,572 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 11:38:21,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1049 states and 1217 transitions. [2019-12-01 11:38:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1217 transitions. [2019-12-01 11:38:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-12-01 11:38:21,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:21,476 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-12-01 11:38:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1069 states and 1238 transitions. [2019-12-01 11:38:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1238 transitions. [2019-12-01 11:38:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-12-01 11:38:21,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:21,777 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-12-01 11:38:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1072 states and 1241 transitions. [2019-12-01 11:38:21,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1241 transitions. [2019-12-01 11:38:21,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-01 11:38:21,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:22,089 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:22,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1105 states and 1277 transitions. [2019-12-01 11:38:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1277 transitions. [2019-12-01 11:38:22,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-01 11:38:22,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:22,874 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 11:38:23,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1108 states and 1280 transitions. [2019-12-01 11:38:23,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1280 transitions. [2019-12-01 11:38:23,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-01 11:38:23,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:23,186 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-01 11:38:23,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:23,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1112 states and 1286 transitions. [2019-12-01 11:38:23,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1286 transitions. [2019-12-01 11:38:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-12-01 11:38:23,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-01 11:38:23,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:23,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1129 states and 1302 transitions. [2019-12-01 11:38:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1302 transitions. [2019-12-01 11:38:23,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-12-01 11:38:23,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-12-01 11:38:23,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:23,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1167 states and 1342 transitions. [2019-12-01 11:38:23,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1342 transitions. [2019-12-01 11:38:23,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-12-01 11:38:23,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:23,769 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-01 11:38:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1170 states and 1344 transitions. [2019-12-01 11:38:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1344 transitions. [2019-12-01 11:38:23,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-01 11:38:23,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:24,664 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 11:38:28,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:28,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1291 states and 1484 transitions. [2019-12-01 11:38:28,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1484 transitions. [2019-12-01 11:38:28,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-01 11:38:28,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:28,259 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 11:38:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1295 states and 1488 transitions. [2019-12-01 11:38:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1488 transitions. [2019-12-01 11:38:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-01 11:38:28,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:28,788 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 11:38:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:29,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1300 states and 1492 transitions. [2019-12-01 11:38:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1492 transitions. [2019-12-01 11:38:29,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-12-01 11:38:29,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:29,136 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-01 11:38:29,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:29,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1327 states and 1519 transitions. [2019-12-01 11:38:29,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1519 transitions. [2019-12-01 11:38:29,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-12-01 11:38:29,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:29,300 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-01 11:38:29,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:29,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1341 states and 1532 transitions. [2019-12-01 11:38:29,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1532 transitions. [2019-12-01 11:38:29,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-12-01 11:38:29,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:29,478 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-12-01 11:38:29,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1365 states and 1555 transitions. [2019-12-01 11:38:29,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1555 transitions. [2019-12-01 11:38:29,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-12-01 11:38:29,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 11:38:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 11:38:29,714 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-01 11:38:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 11:38:30,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1218 states and 1391 transitions. [2019-12-01 11:38:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1391 transitions. [2019-12-01 11:38:30,230 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 11:38:30,230 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2019-12-01 11:38:30,236 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 11:38:33,384 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 11:38:33,387 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-01 11:38:33,394 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-01 11:38:33,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 11:38:33 ImpRootNode [2019-12-01 11:38:33,395 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 11:38:33,395 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 11:38:33,395 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 11:38:33,395 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 11:38:33,395 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:37:56" (3/4) ... [2019-12-01 11:38:33,398 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 11:38:33,415 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-12-01 11:38:33,417 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-12-01 11:38:33,418 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-12-01 11:38:33,419 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 11:38:33,516 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7c8a60b4-01d0-405b-bcb7-32840eec8f25/bin/ukojak/witness.graphml [2019-12-01 11:38:33,516 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 11:38:33,518 INFO L168 Benchmark]: Toolchain (without parser) took 38652.41 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 906.5 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -116.8 MB). Peak memory consumption was 789.7 MB. Max. memory is 11.5 GB. [2019-12-01 11:38:33,519 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 957.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 11:38:33,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -131.5 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-12-01 11:38:33,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 11:38:33,520 INFO L168 Benchmark]: Boogie Preprocessor took 40.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 11:38:33,520 INFO L168 Benchmark]: RCFGBuilder took 1244.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -26.0 MB). Peak memory consumption was 239.1 MB. Max. memory is 11.5 GB. [2019-12-01 11:38:33,521 INFO L168 Benchmark]: CodeCheck took 36844.79 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 811.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 802.3 kB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2019-12-01 11:38:33,521 INFO L168 Benchmark]: Witness Printer took 121.58 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2019-12-01 11:38:33,523 INFO L335 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, 85 locations, 1 error locations. Result: SAFE, OverallTime: 33.6s, OverallIterations: 79, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 68608520 SDtfs, -750837150 SDslu, 411790384 SDs, 0 SdLazy, -575984918 SolverSat, 980573840 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 156.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 85739 GetRequests, 84447 SyntacticMatches, 826 SemanticMatches, 466 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156804 ImplicationChecksByTransitivity, 23.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 13552 NumberOfCodeBlocks, 13552 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 13474 ConstructedInterpolants, 0 QuantifiedInterpolants, 5903559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 62 PerfectInterpolantSequences, 12586/12844 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 454]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a11 == 1 && !(a17 == 9)) || (!(a19 == 1) && a11 == 1)) || a17 == 8 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a11 == 1 && !(a17 == 9)) || (!(a19 == 1) && a11 == 1)) || a17 == 8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 957.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -131.5 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1244.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -26.0 MB). Peak memory consumption was 239.1 MB. Max. memory is 11.5 GB. * CodeCheck took 36844.79 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 811.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 802.3 kB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 121.58 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...