./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label45.c -s /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/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 6c1fad4c0512d9a273ed1e7c88caaf722fcdaad1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 22:30:22,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:30:22,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:30:22,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:30:22,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:30:22,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:30:22,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:30:22,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:30:22,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:30:22,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:30:22,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:30:22,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:30:22,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:30:22,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:30:22,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:30:22,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:30:22,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:30:22,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:30:22,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:30:22,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:30:22,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:30:22,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:30:22,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:30:22,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:30:22,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:30:22,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:30:22,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:30:22,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:30:22,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:30:22,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:30:22,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:30:22,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:30:22,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:30:22,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:30:22,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:30:22,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:30:22,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:30:22,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:30:22,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:30:22,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:30:22,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:30:22,253 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-19 22:30:22,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:30:22,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:30:22,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-19 22:30:22,277 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-19 22:30:22,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:30:22,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:30:22,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:30:22,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:30:22,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:30:22,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:30:22,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:30:22,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:30:22,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:30:22,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:30:22,280 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:30:22,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:30:22,280 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:30:22,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:30:22,280 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 22:30:22,280 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 22:30:22,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:30:22,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:30:22,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 22:30:22,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:30:22,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:30:22,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:30:22,282 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-19 22:30:22,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:30:22,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:30:22,282 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_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/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 -> 6c1fad4c0512d9a273ed1e7c88caaf722fcdaad1 [2019-11-19 22:30:22,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:30:22,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:30:22,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:30:22,440 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:30:22,440 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:30:22,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label45.c [2019-11-19 22:30:22,491 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/data/3bdef9d39/3247c2508ac4468e90ee35bea1f24a73/FLAGdfd8900ed [2019-11-19 22:30:23,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:30:23,045 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/sv-benchmarks/c/eca-rers2012/Problem01_label45.c [2019-11-19 22:30:23,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/data/3bdef9d39/3247c2508ac4468e90ee35bea1f24a73/FLAGdfd8900ed [2019-11-19 22:30:23,459 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/data/3bdef9d39/3247c2508ac4468e90ee35bea1f24a73 [2019-11-19 22:30:23,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:30:23,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:30:23,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:30:23,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:30:23,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:30:23,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:30:23" (1/1) ... [2019-11-19 22:30:23,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a0443a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:23, skipping insertion in model container [2019-11-19 22:30:23,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:30:23" (1/1) ... [2019-11-19 22:30:23,489 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:30:23,548 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:30:24,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:30:24,116 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:30:24,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:30:24,241 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:30:24,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24 WrapperNode [2019-11-19 22:30:24,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:30:24,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:30:24,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:30:24,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:30:24,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... [2019-11-19 22:30:24,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... [2019-11-19 22:30:24,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:30:24,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:30:24,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:30:24,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:30:24,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... [2019-11-19 22:30:24,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... [2019-11-19 22:30:24,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... [2019-11-19 22:30:24,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... [2019-11-19 22:30:24,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... [2019-11-19 22:30:24,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... [2019-11-19 22:30:24,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... [2019-11-19 22:30:24,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:30:24,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:30:24,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:30:24,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:30:24,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:30:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/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 [2019-11-19 22:30:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:30:24,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:30:26,479 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:30:26,480 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-19 22:30:26,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:30:26 BoogieIcfgContainer [2019-11-19 22:30:26,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:30:26,482 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 22:30:26,483 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 22:30:26,492 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 22:30:26,494 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:30:26" (1/1) ... [2019-11-19 22:30:26,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:30:26,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:26,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2019-11-19 22:30:26,545 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2019-11-19 22:30:26,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-19 22:30:26,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:26,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:27,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:27,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2019-11-19 22:30:27,495 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2019-11-19 22:30:27,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-19 22:30:27,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:27,676 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:30:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:27,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2019-11-19 22:30:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2019-11-19 22:30:27,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-19 22:30:27,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:27,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:27,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:28,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:28,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 150 states and 245 transitions. [2019-11-19 22:30:28,103 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 245 transitions. [2019-11-19 22:30:28,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-19 22:30:28,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:28,137 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:30:28,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:28,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 151 states and 246 transitions. [2019-11-19 22:30:28,275 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 246 transitions. [2019-11-19 22:30:28,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-19 22:30:28,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:28,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:28,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 159 states and 261 transitions. [2019-11-19 22:30:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 261 transitions. [2019-11-19 22:30:28,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-19 22:30:28,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-19 22:30:29,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:29,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 170 states and 280 transitions. [2019-11-19 22:30:29,264 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 280 transitions. [2019-11-19 22:30:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-19 22:30:29,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:29,319 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:29,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:29,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 171 states and 281 transitions. [2019-11-19 22:30:29,370 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 281 transitions. [2019-11-19 22:30:29,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-19 22:30:29,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:29,450 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:29,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 177 states and 288 transitions. [2019-11-19 22:30:29,580 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 288 transitions. [2019-11-19 22:30:29,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-19 22:30:29,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:30,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:30,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 191 states and 307 transitions. [2019-11-19 22:30:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 307 transitions. [2019-11-19 22:30:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-19 22:30:30,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:30,540 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:31,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:31,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 200 states and 325 transitions. [2019-11-19 22:30:31,053 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 325 transitions. [2019-11-19 22:30:31,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-19 22:30:31,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:31,118 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:31,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 201 states and 327 transitions. [2019-11-19 22:30:31,306 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 327 transitions. [2019-11-19 22:30:31,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-19 22:30:31,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:31,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:31,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 202 states and 329 transitions. [2019-11-19 22:30:31,377 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 329 transitions. [2019-11-19 22:30:31,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-19 22:30:31,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:31,429 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:30:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:31,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 203 states and 330 transitions. [2019-11-19 22:30:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 330 transitions. [2019-11-19 22:30:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:30:31,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:32,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:32,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 214 states and 347 transitions. [2019-11-19 22:30:32,464 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 347 transitions. [2019-11-19 22:30:32,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-19 22:30:32,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:32,517 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:32,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:32,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 218 states and 354 transitions. [2019-11-19 22:30:32,631 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 354 transitions. [2019-11-19 22:30:32,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-19 22:30:32,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:32,670 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:30:32,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:32,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 220 states and 355 transitions. [2019-11-19 22:30:32,848 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 355 transitions. [2019-11-19 22:30:32,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-19 22:30:32,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:32,887 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:30:33,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 224 states and 359 transitions. [2019-11-19 22:30:33,056 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 359 transitions. [2019-11-19 22:30:33,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-19 22:30:33,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:33,086 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:30:33,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:33,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 225 states and 360 transitions. [2019-11-19 22:30:33,292 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 360 transitions. [2019-11-19 22:30:33,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-19 22:30:33,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:33,383 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:33,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 227 states and 363 transitions. [2019-11-19 22:30:33,664 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 363 transitions. [2019-11-19 22:30:33,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-19 22:30:33,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:34,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:34,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 238 states and 378 transitions. [2019-11-19 22:30:34,877 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 378 transitions. [2019-11-19 22:30:34,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:30:34,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:34,909 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:30:35,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 249 states and 388 transitions. [2019-11-19 22:30:35,536 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 388 transitions. [2019-11-19 22:30:35,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-19 22:30:35,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:35,603 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:30:35,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:35,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 251 states and 389 transitions. [2019-11-19 22:30:35,799 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 389 transitions. [2019-11-19 22:30:35,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-19 22:30:35,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:37,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 275 states and 423 transitions. [2019-11-19 22:30:37,308 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 423 transitions. [2019-11-19 22:30:37,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-19 22:30:37,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:37,351 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:30:37,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:37,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 278 states and 426 transitions. [2019-11-19 22:30:37,382 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 426 transitions. [2019-11-19 22:30:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-19 22:30:37,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:30:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 280 states and 431 transitions. [2019-11-19 22:30:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 431 transitions. [2019-11-19 22:30:37,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-19 22:30:37,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:37,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 283 states and 434 transitions. [2019-11-19 22:30:37,778 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 434 transitions. [2019-11-19 22:30:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-19 22:30:37,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:38,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:38,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 298 states and 451 transitions. [2019-11-19 22:30:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 451 transitions. [2019-11-19 22:30:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-19 22:30:38,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:38,548 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:38,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:38,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 301 states and 454 transitions. [2019-11-19 22:30:38,813 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 454 transitions. [2019-11-19 22:30:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-19 22:30:38,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:38,934 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:40,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:40,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 326 states and 489 transitions. [2019-11-19 22:30:40,998 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 489 transitions. [2019-11-19 22:30:40,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-19 22:30:41,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:41,123 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:42,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:42,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 340 states and 504 transitions. [2019-11-19 22:30:42,545 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 504 transitions. [2019-11-19 22:30:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-19 22:30:42,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:43,256 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:46,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:46,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 365 states and 548 transitions. [2019-11-19 22:30:46,212 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 548 transitions. [2019-11-19 22:30:46,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-19 22:30:46,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:46,503 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:47,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:47,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 370 states and 555 transitions. [2019-11-19 22:30:47,169 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 555 transitions. [2019-11-19 22:30:47,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-19 22:30:47,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:47,451 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:48,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:48,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 382 states and 570 transitions. [2019-11-19 22:30:48,511 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 570 transitions. [2019-11-19 22:30:48,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-19 22:30:48,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:48,720 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:49,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 393 states and 582 transitions. [2019-11-19 22:30:49,455 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 582 transitions. [2019-11-19 22:30:49,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-19 22:30:49,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:49,641 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:50,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:50,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 394 states and 583 transitions. [2019-11-19 22:30:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 583 transitions. [2019-11-19 22:30:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-19 22:30:50,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:50,092 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:50,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:50,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 396 states and 586 transitions. [2019-11-19 22:30:50,136 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 586 transitions. [2019-11-19 22:30:50,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-19 22:30:50,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:52,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 410 states and 608 transitions. [2019-11-19 22:30:52,462 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 608 transitions. [2019-11-19 22:30:52,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-19 22:30:52,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:52,504 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:53,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 421 states and 620 transitions. [2019-11-19 22:30:53,466 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 620 transitions. [2019-11-19 22:30:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-19 22:30:53,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:53,500 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:30:54,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 435 states and 636 transitions. [2019-11-19 22:30:54,727 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 636 transitions. [2019-11-19 22:30:54,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-19 22:30:54,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:54,823 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:30:55,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:55,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 443 states and 647 transitions. [2019-11-19 22:30:55,911 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 647 transitions. [2019-11-19 22:30:55,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-19 22:30:55,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:55,941 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:30:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 447 states and 650 transitions. [2019-11-19 22:30:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 650 transitions. [2019-11-19 22:30:56,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-19 22:30:56,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:30:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:30:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 475 states and 684 transitions. [2019-11-19 22:30:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 684 transitions. [2019-11-19 22:30:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-19 22:30:58,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:30:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:30:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:00,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:00,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 488 states and 703 transitions. [2019-11-19 22:31:00,546 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 703 transitions. [2019-11-19 22:31:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-19 22:31:00,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:00,600 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:01,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 500 states and 720 transitions. [2019-11-19 22:31:01,241 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 720 transitions. [2019-11-19 22:31:01,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-19 22:31:01,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:01,287 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:02,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:02,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 510 states and 730 transitions. [2019-11-19 22:31:02,013 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 730 transitions. [2019-11-19 22:31:02,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-19 22:31:02,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:02,327 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 511 states and 731 transitions. [2019-11-19 22:31:02,803 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 731 transitions. [2019-11-19 22:31:02,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-19 22:31:02,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:02,844 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:03,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:03,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 518 states and 738 transitions. [2019-11-19 22:31:03,261 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 738 transitions. [2019-11-19 22:31:03,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-19 22:31:03,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:03,305 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:03,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 519 states and 738 transitions. [2019-11-19 22:31:03,729 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 738 transitions. [2019-11-19 22:31:03,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-19 22:31:03,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-19 22:31:05,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:05,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 606 states and 831 transitions. [2019-11-19 22:31:05,596 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 831 transitions. [2019-11-19 22:31:05,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-19 22:31:05,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:05,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:05,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 617 states and 846 transitions. [2019-11-19 22:31:05,997 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 846 transitions. [2019-11-19 22:31:05,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-19 22:31:05,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 619 states and 848 transitions. [2019-11-19 22:31:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 848 transitions. [2019-11-19 22:31:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-19 22:31:06,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:06,210 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:07,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 628 states and 859 transitions. [2019-11-19 22:31:07,094 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 859 transitions. [2019-11-19 22:31:07,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-19 22:31:07,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 646 states and 892 transitions. [2019-11-19 22:31:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 892 transitions. [2019-11-19 22:31:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-19 22:31:09,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:09,822 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:11,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:11,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 670 states and 919 transitions. [2019-11-19 22:31:11,560 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 919 transitions. [2019-11-19 22:31:11,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-19 22:31:11,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:11,601 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:12,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:12,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 682 states and 934 transitions. [2019-11-19 22:31:12,810 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 934 transitions. [2019-11-19 22:31:12,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-19 22:31:12,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:12,855 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:13,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:13,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 690 states and 942 transitions. [2019-11-19 22:31:13,637 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 942 transitions. [2019-11-19 22:31:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-19 22:31:13,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:13,688 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:14,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:14,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 691 states and 942 transitions. [2019-11-19 22:31:14,016 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 942 transitions. [2019-11-19 22:31:14,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-19 22:31:14,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:14,049 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:31:14,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 702 states and 960 transitions. [2019-11-19 22:31:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 960 transitions. [2019-11-19 22:31:14,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-19 22:31:14,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:14,998 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:31:15,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:15,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 707 states and 965 transitions. [2019-11-19 22:31:15,203 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 965 transitions. [2019-11-19 22:31:15,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-19 22:31:15,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:15,227 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:31:15,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:15,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 709 states and 967 transitions. [2019-11-19 22:31:15,390 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 967 transitions. [2019-11-19 22:31:15,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-19 22:31:15,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:15,708 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-19 22:31:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 740 states and 1002 transitions. [2019-11-19 22:31:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1002 transitions. [2019-11-19 22:31:17,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-19 22:31:17,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:20,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 782 states and 1046 transitions. [2019-11-19 22:31:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1046 transitions. [2019-11-19 22:31:20,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-19 22:31:20,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:21,146 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:22,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:22,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 795 states and 1064 transitions. [2019-11-19 22:31:22,034 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1064 transitions. [2019-11-19 22:31:22,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-19 22:31:22,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:31:23,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:23,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 808 states and 1098 transitions. [2019-11-19 22:31:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1098 transitions. [2019-11-19 22:31:23,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-19 22:31:23,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:23,867 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:31:24,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:24,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 813 states and 1105 transitions. [2019-11-19 22:31:24,607 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1105 transitions. [2019-11-19 22:31:24,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-19 22:31:24,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:24,723 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:31:25,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:25,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 818 states and 1115 transitions. [2019-11-19 22:31:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1115 transitions. [2019-11-19 22:31:25,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-19 22:31:25,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:25,504 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:26,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:26,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 826 states and 1123 transitions. [2019-11-19 22:31:26,249 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1123 transitions. [2019-11-19 22:31:26,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-19 22:31:26,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:26,289 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:31:28,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:28,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 863 states and 1169 transitions. [2019-11-19 22:31:28,940 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1169 transitions. [2019-11-19 22:31:28,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-19 22:31:28,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:31:29,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:29,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 876 states and 1181 transitions. [2019-11-19 22:31:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1181 transitions. [2019-11-19 22:31:29,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-19 22:31:29,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:31:30,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 877 states and 1181 transitions. [2019-11-19 22:31:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1181 transitions. [2019-11-19 22:31:30,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-19 22:31:30,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:30,301 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-19 22:31:32,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 901 states and 1211 transitions. [2019-11-19 22:31:32,241 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1211 transitions. [2019-11-19 22:31:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-19 22:31:32,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:32,278 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-19 22:31:33,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 908 states and 1219 transitions. [2019-11-19 22:31:33,250 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1219 transitions. [2019-11-19 22:31:33,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-19 22:31:33,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:33,286 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-19 22:31:33,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:33,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 910 states and 1221 transitions. [2019-11-19 22:31:33,643 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1221 transitions. [2019-11-19 22:31:33,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-19 22:31:33,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-19 22:31:34,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 919 states and 1230 transitions. [2019-11-19 22:31:34,850 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1230 transitions. [2019-11-19 22:31:34,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-19 22:31:34,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:34,877 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-19 22:31:35,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:35,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 924 states and 1234 transitions. [2019-11-19 22:31:35,440 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1234 transitions. [2019-11-19 22:31:35,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-19 22:31:35,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:35,762 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-19 22:31:37,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 933 states and 1252 transitions. [2019-11-19 22:31:37,525 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1252 transitions. [2019-11-19 22:31:37,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-19 22:31:37,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:38,352 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-19 22:31:41,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:41,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 964 states and 1291 transitions. [2019-11-19 22:31:41,847 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1291 transitions. [2019-11-19 22:31:41,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-19 22:31:41,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:41,888 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-19 22:31:42,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:42,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 981 states and 1309 transitions. [2019-11-19 22:31:42,773 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1309 transitions. [2019-11-19 22:31:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-19 22:31:42,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:42,854 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:42,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:42,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 998 states and 1326 transitions. [2019-11-19 22:31:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1326 transitions. [2019-11-19 22:31:42,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-19 22:31:42,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:44,100 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:46,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:46,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1028 states and 1363 transitions. [2019-11-19 22:31:46,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1363 transitions. [2019-11-19 22:31:46,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-19 22:31:46,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:31:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:49,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1053 states and 1390 transitions. [2019-11-19 22:31:49,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1390 transitions. [2019-11-19 22:31:49,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-19 22:31:49,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:51,263 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-19 22:31:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1108 states and 1449 transitions. [2019-11-19 22:31:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1449 transitions. [2019-11-19 22:31:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-19 22:31:57,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:57,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:57,245 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-19 22:31:57,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:31:57,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1117 states and 1458 transitions. [2019-11-19 22:31:57,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1458 transitions. [2019-11-19 22:31:57,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-19 22:31:57,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:31:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:31:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:02,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1175 states and 1528 transitions. [2019-11-19 22:32:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1528 transitions. [2019-11-19 22:32:02,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-19 22:32:02,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:03,035 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:03,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1186 states and 1538 transitions. [2019-11-19 22:32:03,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1538 transitions. [2019-11-19 22:32:03,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-19 22:32:03,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:03,685 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:32:03,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1203 states and 1556 transitions. [2019-11-19 22:32:03,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1556 transitions. [2019-11-19 22:32:03,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-19 22:32:03,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:03,796 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-19 22:32:03,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:03,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1205 states and 1558 transitions. [2019-11-19 22:32:03,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1558 transitions. [2019-11-19 22:32:03,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-19 22:32:03,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:03,996 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-19 22:32:04,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:04,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1206 states and 1558 transitions. [2019-11-19 22:32:04,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1558 transitions. [2019-11-19 22:32:04,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-19 22:32:04,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:04,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:04,122 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:04,729 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-11-19 22:32:07,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:07,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1243 states and 1601 transitions. [2019-11-19 22:32:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1601 transitions. [2019-11-19 22:32:07,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-19 22:32:07,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:07,902 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:09,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:09,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1272 states and 1632 transitions. [2019-11-19 22:32:09,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1632 transitions. [2019-11-19 22:32:09,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-19 22:32:09,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:09,511 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:10,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:10,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1281 states and 1640 transitions. [2019-11-19 22:32:10,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1640 transitions. [2019-11-19 22:32:10,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-19 22:32:10,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:10,431 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-19 22:32:11,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:11,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1294 states and 1657 transitions. [2019-11-19 22:32:11,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1657 transitions. [2019-11-19 22:32:11,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-19 22:32:11,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-19 22:32:14,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:14,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1324 states and 1693 transitions. [2019-11-19 22:32:14,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1693 transitions. [2019-11-19 22:32:14,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-19 22:32:14,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-19 22:32:16,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1333 states and 1703 transitions. [2019-11-19 22:32:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1703 transitions. [2019-11-19 22:32:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-19 22:32:16,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:16,083 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-19 22:32:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:16,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1341 states and 1719 transitions. [2019-11-19 22:32:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1719 transitions. [2019-11-19 22:32:16,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-19 22:32:16,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:17,564 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 91 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:20,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:20,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1381 states and 1765 transitions. [2019-11-19 22:32:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1765 transitions. [2019-11-19 22:32:20,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-19 22:32:20,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:22,357 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 124 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-19 22:32:24,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:24,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1392 states and 1776 transitions. [2019-11-19 22:32:24,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1776 transitions. [2019-11-19 22:32:24,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-19 22:32:24,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:24,145 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-19 22:32:24,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:24,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1398 states and 1787 transitions. [2019-11-19 22:32:24,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1787 transitions. [2019-11-19 22:32:24,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-19 22:32:24,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:24,738 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-19 22:32:25,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:25,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1403 states and 1791 transitions. [2019-11-19 22:32:25,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1791 transitions. [2019-11-19 22:32:25,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-19 22:32:25,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:25,717 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-19 22:32:28,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:28,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1433 states and 1825 transitions. [2019-11-19 22:32:28,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1825 transitions. [2019-11-19 22:32:28,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-11-19 22:32:28,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:28,608 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-19 22:32:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1463 states and 1857 transitions. [2019-11-19 22:32:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1857 transitions. [2019-11-19 22:32:30,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-19 22:32:30,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:30,810 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-19 22:32:32,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:32,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1467 states and 1868 transitions. [2019-11-19 22:32:32,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 1868 transitions. [2019-11-19 22:32:32,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-19 22:32:32,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-19 22:32:32,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:32,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1469 states and 1869 transitions. [2019-11-19 22:32:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1869 transitions. [2019-11-19 22:32:32,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-19 22:32:32,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:32,689 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-19 22:32:33,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:33,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1474 states and 1873 transitions. [2019-11-19 22:32:33,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 1873 transitions. [2019-11-19 22:32:33,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-11-19 22:32:33,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:38,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1504 states and 1911 transitions. [2019-11-19 22:32:38,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1911 transitions. [2019-11-19 22:32:38,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-19 22:32:38,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:39,220 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-19 22:32:41,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:41,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1521 states and 1934 transitions. [2019-11-19 22:32:41,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1934 transitions. [2019-11-19 22:32:41,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-19 22:32:41,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:41,280 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-19 22:32:44,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:44,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1532 states and 1950 transitions. [2019-11-19 22:32:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1950 transitions. [2019-11-19 22:32:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-19 22:32:44,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:44,245 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-19 22:32:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1537 states and 1957 transitions. [2019-11-19 22:32:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1957 transitions. [2019-11-19 22:32:44,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-19 22:32:44,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:44,859 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-19 22:32:45,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:45,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1540 states and 1961 transitions. [2019-11-19 22:32:45,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1961 transitions. [2019-11-19 22:32:45,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-19 22:32:45,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:45,579 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-19 22:32:45,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1542 states and 1962 transitions. [2019-11-19 22:32:45,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1962 transitions. [2019-11-19 22:32:45,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-19 22:32:45,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:45,901 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-19 22:32:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1546 states and 1966 transitions. [2019-11-19 22:32:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1966 transitions. [2019-11-19 22:32:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-19 22:32:46,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-19 22:32:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:47,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1547 states and 1966 transitions. [2019-11-19 22:32:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1966 transitions. [2019-11-19 22:32:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-19 22:32:47,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:48,402 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:51,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1580 states and 2003 transitions. [2019-11-19 22:32:51,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2003 transitions. [2019-11-19 22:32:51,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-19 22:32:51,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:51,667 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:52,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:52,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1597 states and 2020 transitions. [2019-11-19 22:32:52,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 2020 transitions. [2019-11-19 22:32:52,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-19 22:32:52,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:52,908 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-19 22:32:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1599 states and 2022 transitions. [2019-11-19 22:32:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 2022 transitions. [2019-11-19 22:32:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-19 22:32:52,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:57,469 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2019-11-19 22:32:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:58,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1628 states and 2053 transitions. [2019-11-19 22:32:58,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2053 transitions. [2019-11-19 22:32:58,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-19 22:32:58,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:32:58,474 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:32:59,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:32:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1632 states and 2059 transitions. [2019-11-19 22:32:59,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2059 transitions. [2019-11-19 22:32:59,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-19 22:32:59,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:32:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:00,070 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-19 22:33:00,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:00,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1662 states and 2091 transitions. [2019-11-19 22:33:00,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 2091 transitions. [2019-11-19 22:33:00,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-19 22:33:00,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-19 22:33:04,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:04,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1705 states and 2142 transitions. [2019-11-19 22:33:04,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2142 transitions. [2019-11-19 22:33:04,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-19 22:33:04,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:04,874 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-19 22:33:06,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1715 states and 2150 transitions. [2019-11-19 22:33:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2150 transitions. [2019-11-19 22:33:06,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-19 22:33:06,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:06,322 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-19 22:33:07,218 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-11-19 22:33:07,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1720 states and 2154 transitions. [2019-11-19 22:33:07,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2154 transitions. [2019-11-19 22:33:07,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-19 22:33:07,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-19 22:33:09,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:09,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1725 states and 2158 transitions. [2019-11-19 22:33:09,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2158 transitions. [2019-11-19 22:33:09,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-19 22:33:09,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:09,487 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 183 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-19 22:33:10,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:10,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1729 states and 2163 transitions. [2019-11-19 22:33:10,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2163 transitions. [2019-11-19 22:33:10,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-19 22:33:10,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 5 proven. 109 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-19 22:33:12,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:12,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1821 states and 2267 transitions. [2019-11-19 22:33:12,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2267 transitions. [2019-11-19 22:33:12,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-19 22:33:12,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:12,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:13,806 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:33:19,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:19,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1881 states and 2332 transitions. [2019-11-19 22:33:19,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2332 transitions. [2019-11-19 22:33:19,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-19 22:33:19,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:19,798 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-19 22:33:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:22,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1942 states and 2395 transitions. [2019-11-19 22:33:22,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2395 transitions. [2019-11-19 22:33:22,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-19 22:33:22,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:22,345 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-19 22:33:22,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:22,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1950 states and 2402 transitions. [2019-11-19 22:33:22,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2402 transitions. [2019-11-19 22:33:22,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-19 22:33:22,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:24,948 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-19 22:33:30,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:30,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 1998 states and 2453 transitions. [2019-11-19 22:33:30,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2453 transitions. [2019-11-19 22:33:30,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-19 22:33:30,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:33:38,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:38,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2043 states and 2504 transitions. [2019-11-19 22:33:38,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2504 transitions. [2019-11-19 22:33:38,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-19 22:33:38,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:39,132 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:33:40,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:40,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2065 states and 2526 transitions. [2019-11-19 22:33:40,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2526 transitions. [2019-11-19 22:33:40,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-19 22:33:40,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:42,202 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 237 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:33:44,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:44,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 2073 states and 2534 transitions. [2019-11-19 22:33:44,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 2534 transitions. [2019-11-19 22:33:44,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-19 22:33:44,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:33:52,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2116 states and 2578 transitions. [2019-11-19 22:33:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2578 transitions. [2019-11-19 22:33:52,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-19 22:33:52,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 22:33:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2133 states and 2594 transitions. [2019-11-19 22:33:55,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2594 transitions. [2019-11-19 22:33:55,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-19 22:33:55,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:55,308 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-11-19 22:33:56,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2152 states and 2616 transitions. [2019-11-19 22:33:56,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2616 transitions. [2019-11-19 22:33:56,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-19 22:33:56,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:56,729 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-19 22:33:59,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2221 states and 2689 transitions. [2019-11-19 22:33:59,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2689 transitions. [2019-11-19 22:33:59,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-19 22:33:59,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:33:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:59,649 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-11-19 22:33:59,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:33:59,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 2223 states and 2690 transitions. [2019-11-19 22:33:59,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 2690 transitions. [2019-11-19 22:33:59,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-19 22:33:59,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:00,112 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-19 22:34:00,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:00,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 2229 states and 2697 transitions. [2019-11-19 22:34:00,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2697 transitions. [2019-11-19 22:34:00,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-19 22:34:00,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:01,074 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-19 22:34:02,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:02,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 2235 states and 2704 transitions. [2019-11-19 22:34:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2704 transitions. [2019-11-19 22:34:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-19 22:34:02,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-19 22:34:03,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:03,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2242 states and 2710 transitions. [2019-11-19 22:34:03,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 2710 transitions. [2019-11-19 22:34:03,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-19 22:34:03,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:03,482 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-11-19 22:34:04,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:04,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2246 states and 2715 transitions. [2019-11-19 22:34:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2715 transitions. [2019-11-19 22:34:04,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-19 22:34:04,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-11-19 22:34:05,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:05,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2250 states and 2719 transitions. [2019-11-19 22:34:05,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2719 transitions. [2019-11-19 22:34:05,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-11-19 22:34:05,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:05,450 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-11-19 22:34:07,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:07,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2320 states and 2792 transitions. [2019-11-19 22:34:07,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 2792 transitions. [2019-11-19 22:34:07,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-19 22:34:07,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:07,637 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 7 proven. 214 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-11-19 22:34:08,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:08,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2325 states and 2800 transitions. [2019-11-19 22:34:08,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 2800 transitions. [2019-11-19 22:34:08,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-19 22:34:08,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:08,273 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 7 proven. 214 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-11-19 22:34:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2326 states and 2800 transitions. [2019-11-19 22:34:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 2800 transitions. [2019-11-19 22:34:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-11-19 22:34:08,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:34:15,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2374 states and 2855 transitions. [2019-11-19 22:34:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 2855 transitions. [2019-11-19 22:34:15,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-11-19 22:34:15,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:15,776 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:34:16,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:16,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2375 states and 2856 transitions. [2019-11-19 22:34:16,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2856 transitions. [2019-11-19 22:34:16,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-11-19 22:34:16,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:34:17,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:17,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2384 states and 2864 transitions. [2019-11-19 22:34:17,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2864 transitions. [2019-11-19 22:34:17,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-11-19 22:34:17,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:17,912 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:34:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:19,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2405 states and 2884 transitions. [2019-11-19 22:34:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2884 transitions. [2019-11-19 22:34:19,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-19 22:34:19,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:22,329 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-19 22:34:27,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:27,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2431 states and 2912 transitions. [2019-11-19 22:34:27,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 2912 transitions. [2019-11-19 22:34:27,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-19 22:34:27,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:27,338 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-19 22:34:28,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:28,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2437 states and 2917 transitions. [2019-11-19 22:34:28,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2917 transitions. [2019-11-19 22:34:28,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-11-19 22:34:28,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:29,461 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 333 proven. 42 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:34:33,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:33,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2459 states and 2957 transitions. [2019-11-19 22:34:33,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 2957 transitions. [2019-11-19 22:34:33,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-11-19 22:34:33,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:34,047 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 333 proven. 42 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:34:37,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:37,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2467 states and 2972 transitions. [2019-11-19 22:34:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 2972 transitions. [2019-11-19 22:34:37,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-11-19 22:34:37,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:37,579 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 333 proven. 42 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:34:42,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:42,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 2483 states and 2992 transitions. [2019-11-19 22:34:42,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2992 transitions. [2019-11-19 22:34:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-11-19 22:34:42,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:42,593 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 333 proven. 42 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:34:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2507 states and 3020 transitions. [2019-11-19 22:34:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3020 transitions. [2019-11-19 22:34:47,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-11-19 22:34:47,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:48,072 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 333 proven. 42 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:34:48,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:34:48,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2512 states and 3025 transitions. [2019-11-19 22:34:48,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 3025 transitions. [2019-11-19 22:34:48,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-11-19 22:34:48,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:34:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:34:52,151 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-19 22:35:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3065 states to 2549 states and 3065 transitions. [2019-11-19 22:35:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 3065 transitions. [2019-11-19 22:35:01,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-11-19 22:35:01,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:01,885 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-19 22:35:04,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 2570 states and 3085 transitions. [2019-11-19 22:35:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 3085 transitions. [2019-11-19 22:35:04,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-11-19 22:35:04,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-19 22:35:08,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:08,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 2610 states and 3124 transitions. [2019-11-19 22:35:08,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 3124 transitions. [2019-11-19 22:35:08,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-19 22:35:08,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:10,448 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-19 22:35:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 2653 states and 3168 transitions. [2019-11-19 22:35:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 3168 transitions. [2019-11-19 22:35:21,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-19 22:35:21,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:21,255 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-19 22:35:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:22,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 2656 states and 3170 transitions. [2019-11-19 22:35:22,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 3170 transitions. [2019-11-19 22:35:22,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-19 22:35:22,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:23,103 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-19 22:35:24,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:24,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 2659 states and 3171 transitions. [2019-11-19 22:35:24,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3171 transitions. [2019-11-19 22:35:24,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-11-19 22:35:24,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 342 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-19 22:35:25,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2661 states and 3174 transitions. [2019-11-19 22:35:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 3174 transitions. [2019-11-19 22:35:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-19 22:35:25,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:26,545 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-11-19 22:35:32,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:32,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 2760 states and 3283 transitions. [2019-11-19 22:35:32,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 3283 transitions. [2019-11-19 22:35:32,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-19 22:35:32,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:34,341 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-19 22:35:39,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:39,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 2779 states and 3314 transitions. [2019-11-19 22:35:39,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3314 transitions. [2019-11-19 22:35:39,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-19 22:35:39,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:39,789 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-19 22:35:42,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:42,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 2790 states and 3327 transitions. [2019-11-19 22:35:42,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 3327 transitions. [2019-11-19 22:35:42,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-19 22:35:42,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-19 22:35:43,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 2791 states and 3328 transitions. [2019-11-19 22:35:43,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 3328 transitions. [2019-11-19 22:35:43,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2019-11-19 22:35:43,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2019-11-19 22:35:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 2799 states and 3336 transitions. [2019-11-19 22:35:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 3336 transitions. [2019-11-19 22:35:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-19 22:35:43,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2019-11-19 22:35:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:50,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 2822 states and 3374 transitions. [2019-11-19 22:35:50,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 3374 transitions. [2019-11-19 22:35:50,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-19 22:35:50,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:51,980 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-19 22:35:54,041 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2019-11-19 22:35:56,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:35:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 2858 states and 3415 transitions. [2019-11-19 22:35:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 3415 transitions. [2019-11-19 22:35:56,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-19 22:35:56,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:35:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:35:56,619 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2019-11-19 22:36:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:00,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 2873 states and 3436 transitions. [2019-11-19 22:36:00,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2873 states and 3436 transitions. [2019-11-19 22:36:00,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-11-19 22:36:00,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:00,789 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-11-19 22:36:02,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 2921 states and 3489 transitions. [2019-11-19 22:36:02,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 3489 transitions. [2019-11-19 22:36:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-19 22:36:02,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-11-19 22:36:05,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:05,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 2929 states and 3503 transitions. [2019-11-19 22:36:05,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 3503 transitions. [2019-11-19 22:36:05,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-19 22:36:05,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:05,688 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-11-19 22:36:06,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 2931 states and 3506 transitions. [2019-11-19 22:36:06,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 3506 transitions. [2019-11-19 22:36:06,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-19 22:36:06,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:07,445 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-11-19 22:36:08,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:08,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 2932 states and 3509 transitions. [2019-11-19 22:36:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 3509 transitions. [2019-11-19 22:36:08,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-19 22:36:08,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:08,405 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-11-19 22:36:09,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:09,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 2935 states and 3512 transitions. [2019-11-19 22:36:09,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 3512 transitions. [2019-11-19 22:36:09,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-19 22:36:09,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:09,780 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-11-19 22:36:10,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:10,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 2940 states and 3517 transitions. [2019-11-19 22:36:10,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 3517 transitions. [2019-11-19 22:36:10,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-19 22:36:10,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:11,042 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-11-19 22:36:11,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:11,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 2942 states and 3519 transitions. [2019-11-19 22:36:11,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 3519 transitions. [2019-11-19 22:36:11,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-11-19 22:36:11,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:13,678 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-19 22:36:17,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:17,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 3011 states and 3589 transitions. [2019-11-19 22:36:17,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 3589 transitions. [2019-11-19 22:36:17,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-11-19 22:36:17,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:36:26,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:26,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3060 states and 3641 transitions. [2019-11-19 22:36:26,128 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 3641 transitions. [2019-11-19 22:36:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-11-19 22:36:26,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-19 22:36:31,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3076 states and 3654 transitions. [2019-11-19 22:36:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3654 transitions. [2019-11-19 22:36:31,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-11-19 22:36:31,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:34,416 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2019-11-19 22:36:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3077 states and 3654 transitions. [2019-11-19 22:36:36,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 3654 transitions. [2019-11-19 22:36:36,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2019-11-19 22:36:36,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:37,085 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 424 proven. 104 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-19 22:36:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:45,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3130 states and 3717 transitions. [2019-11-19 22:36:45,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3717 transitions. [2019-11-19 22:36:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2019-11-19 22:36:45,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-11-19 22:36:53,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:53,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 3247 states and 3843 transitions. [2019-11-19 22:36:53,033 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 3843 transitions. [2019-11-19 22:36:53,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-19 22:36:53,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-19 22:36:56,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:36:56,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3262 states and 3863 transitions. [2019-11-19 22:36:56,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 3863 transitions. [2019-11-19 22:36:56,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-19 22:36:56,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:36:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:36:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-19 22:37:00,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:00,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 3268 states and 3873 transitions. [2019-11-19 22:37:00,904 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 3873 transitions. [2019-11-19 22:37:00,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-19 22:37:00,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:01,097 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-19 22:37:02,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:02,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 3275 states and 3881 transitions. [2019-11-19 22:37:02,006 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 3881 transitions. [2019-11-19 22:37:02,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-19 22:37:02,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:02,188 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-19 22:37:03,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:03,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 3276 states and 3882 transitions. [2019-11-19 22:37:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3276 states and 3882 transitions. [2019-11-19 22:37:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-11-19 22:37:03,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:03,207 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-19 22:37:05,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 3287 states and 3894 transitions. [2019-11-19 22:37:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 3894 transitions. [2019-11-19 22:37:05,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-11-19 22:37:05,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-19 22:37:06,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:06,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3293 states and 3899 transitions. [2019-11-19 22:37:06,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3899 transitions. [2019-11-19 22:37:06,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-11-19 22:37:06,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:06,929 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-19 22:37:06,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3295 states and 3901 transitions. [2019-11-19 22:37:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 3295 states and 3901 transitions. [2019-11-19 22:37:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-11-19 22:37:06,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-19 22:37:08,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:08,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3297 states and 3904 transitions. [2019-11-19 22:37:08,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3297 states and 3904 transitions. [2019-11-19 22:37:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-11-19 22:37:08,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:12,854 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-11-19 22:37:36,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:36,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 3360 states and 4005 transitions. [2019-11-19 22:37:36,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3360 states and 4005 transitions. [2019-11-19 22:37:36,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2019-11-19 22:37:36,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:36,608 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 382 proven. 5 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2019-11-19 22:37:37,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:37,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 3366 states and 4012 transitions. [2019-11-19 22:37:37,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 4012 transitions. [2019-11-19 22:37:37,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2019-11-19 22:37:37,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-19 22:37:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:37:41,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 3437 states and 4084 transitions. [2019-11-19 22:37:41,589 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 4084 transitions. [2019-11-19 22:37:41,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-11-19 22:37:41,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:37:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:37:45,438 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-11-19 22:38:00,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:38:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 3515 states and 4172 transitions. [2019-11-19 22:38:00,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 4172 transitions. [2019-11-19 22:38:00,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-11-19 22:38:00,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:38:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:38:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2019-11-19 22:38:09,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:38:09,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 3603 states and 4266 transitions. [2019-11-19 22:38:09,893 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 4266 transitions. [2019-11-19 22:38:09,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2019-11-19 22:38:09,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:38:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:38:10,955 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-19 22:38:27,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:38:27,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 3704 states and 4414 transitions. [2019-11-19 22:38:27,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3704 states and 4414 transitions. [2019-11-19 22:38:27,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2019-11-19 22:38:27,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:38:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:38:29,535 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 737 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-19 22:38:43,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:38:43,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 3793 states and 4516 transitions. [2019-11-19 22:38:43,880 INFO L276 IsEmpty]: Start isEmpty. Operand 3793 states and 4516 transitions. [2019-11-19 22:38:43,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2019-11-19 22:38:43,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:38:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:38:44,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-11-19 22:38:52,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:38:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4562 states to 3837 states and 4562 transitions. [2019-11-19 22:38:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3837 states and 4562 transitions. [2019-11-19 22:38:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2019-11-19 22:38:52,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:38:52,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:38:52,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-11-19 22:39:01,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:01,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 3868 states and 4598 transitions. [2019-11-19 22:39:01,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3868 states and 4598 transitions. [2019-11-19 22:39:01,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2019-11-19 22:39:01,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2019-11-19 22:39:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4679 states to 3939 states and 4679 transitions. [2019-11-19 22:39:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3939 states and 4679 transitions. [2019-11-19 22:39:09,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2019-11-19 22:39:09,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2019-11-19 22:39:16,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:16,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4725 states to 3983 states and 4725 transitions. [2019-11-19 22:39:16,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 4725 transitions. [2019-11-19 22:39:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2019-11-19 22:39:16,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:17,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2019-11-19 22:39:22,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:22,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4751 states to 4006 states and 4751 transitions. [2019-11-19 22:39:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 4751 transitions. [2019-11-19 22:39:22,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2019-11-19 22:39:22,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:22,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2019-11-19 22:39:25,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:25,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 4021 states and 4766 transitions. [2019-11-19 22:39:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 4021 states and 4766 transitions. [2019-11-19 22:39:25,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-19 22:39:25,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 15 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-11-19 22:39:27,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:27,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4768 states to 4022 states and 4768 transitions. [2019-11-19 22:39:27,363 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 4768 transitions. [2019-11-19 22:39:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-19 22:39:27,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:27,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 15 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-11-19 22:39:28,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:28,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4772 states to 4026 states and 4772 transitions. [2019-11-19 22:39:28,748 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 4772 transitions. [2019-11-19 22:39:28,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-19 22:39:28,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:29,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 15 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-11-19 22:39:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4778 states to 4031 states and 4778 transitions. [2019-11-19 22:39:30,864 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 4778 transitions. [2019-11-19 22:39:30,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-19 22:39:30,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:31,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 15 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-11-19 22:39:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:32,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4784 states to 4036 states and 4784 transitions. [2019-11-19 22:39:32,728 INFO L276 IsEmpty]: Start isEmpty. Operand 4036 states and 4784 transitions. [2019-11-19 22:39:32,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-19 22:39:32,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:33,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 15 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-11-19 22:39:34,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:34,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4788 states to 4040 states and 4788 transitions. [2019-11-19 22:39:34,617 INFO L276 IsEmpty]: Start isEmpty. Operand 4040 states and 4788 transitions. [2019-11-19 22:39:34,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-19 22:39:34,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:34,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 15 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-11-19 22:39:35,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:35,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4788 states to 4041 states and 4788 transitions. [2019-11-19 22:39:35,627 INFO L276 IsEmpty]: Start isEmpty. Operand 4041 states and 4788 transitions. [2019-11-19 22:39:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-19 22:39:35,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-19 22:39:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:39:35,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 15 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-11-19 22:39:37,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:39:37,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 3733 states and 4450 transitions. [2019-11-19 22:39:37,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 4450 transitions. [2019-11-19 22:39:37,602 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 22:39:37,602 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 212 iterations. [2019-11-19 22:39:37,610 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-19 22:39:38,086 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 57 [2019-11-19 22:39:38,521 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 55 [2019-11-19 22:39:39,212 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 55 [2019-11-19 22:39:39,660 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 57 [2019-11-19 22:39:40,352 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 54 [2019-11-19 22:39:40,461 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 20 [2019-11-19 22:39:41,192 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 54 [2019-11-19 22:39:41,589 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 33 [2019-11-19 22:39:42,158 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 40 [2019-11-19 22:39:43,303 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 191 DAG size of output: 55 [2019-11-19 22:39:43,451 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 30 [2019-11-19 22:39:43,594 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 30 [2019-11-19 22:39:43,951 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 33 [2019-11-19 22:39:44,550 WARN L191 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 57 [2019-11-19 22:39:45,108 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 40 [2019-11-19 22:39:45,272 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 30 [2019-11-19 22:39:45,768 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 40 [2019-11-19 22:39:46,249 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 40 [2019-11-19 22:39:46,417 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 30 [2019-11-19 22:39:47,020 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 57 [2019-11-19 22:39:47,255 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 30 [2019-11-19 22:39:47,892 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 57 [2019-11-19 22:39:48,302 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 57 [2019-11-19 22:39:48,941 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 54 [2019-11-19 22:39:49,643 WARN L191 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 62 [2019-11-19 22:39:49,834 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 30 [2019-11-19 22:39:50,301 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 57 [2019-11-19 22:39:50,701 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 53 [2019-11-19 22:39:51,110 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 54 [2019-11-19 22:39:51,299 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 30 [2019-11-19 22:39:51,727 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 55 [2019-11-19 22:39:51,861 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 30 [2019-11-19 22:39:52,264 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2019-11-19 22:39:52,659 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 54 [2019-11-19 22:39:52,807 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 27 [2019-11-19 22:39:53,119 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 33 [2019-11-19 22:39:53,863 WARN L191 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 62 [2019-11-19 22:39:54,047 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 30 [2019-11-19 22:39:54,637 WARN L191 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 40 [2019-11-19 22:39:54,756 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 20 [2019-11-19 22:39:55,009 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 33 [2019-11-19 22:39:55,598 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 58 [2019-11-19 22:39:56,828 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 189 DAG size of output: 61 [2019-11-19 22:39:57,427 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 62 [2019-11-19 22:39:57,661 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 33 [2019-11-19 22:39:57,798 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 30 [2019-11-19 22:39:58,407 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 66 [2019-11-19 22:39:58,762 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 33 [2019-11-19 22:39:58,899 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 30 [2019-11-19 22:39:59,292 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 58 [2019-11-19 22:39:59,516 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 33 [2019-11-19 22:39:59,976 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 57 [2019-11-19 22:40:00,077 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 20 [2019-11-19 22:40:00,544 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 57 [2019-11-19 22:40:01,166 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 55 [2019-11-19 22:40:01,933 WARN L191 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 72 [2019-11-19 22:40:02,129 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 20 [2019-11-19 22:40:02,576 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 55 [2019-11-19 22:40:02,995 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 58 [2019-11-19 22:40:03,651 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 54 [2019-11-19 22:40:03,798 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 30 [2019-11-19 22:40:04,428 WARN L191 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 54 [2019-11-19 22:40:05,064 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 54 [2019-11-19 22:40:05,656 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 58 [2019-11-19 22:40:06,185 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 39 [2019-11-19 22:40:06,185 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:40:06,189 INFO L569 CodeCheckObserver]: Invariant with dag size 33 [2019-11-19 22:40:06,198 INFO L569 CodeCheckObserver]: Invariant with dag size 33 [2019-11-19 22:40:06,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 10:40:06 ImpRootNode [2019-11-19 22:40:06,200 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-19 22:40:06,200 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:40:06,200 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:40:06,200 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:40:06,201 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:30:26" (3/4) ... [2019-11-19 22:40:06,204 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 22:40:06,227 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2019-11-19 22:40:06,228 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-19 22:40:06,230 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-19 22:40:06,232 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 22:40:06,354 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_17ff3e50-f0fc-4ffb-b19e-87416aa6c946/bin/ukojak/witness.graphml [2019-11-19 22:40:06,354 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:40:06,355 INFO L168 Benchmark]: Toolchain (without parser) took 582887.23 ms. Allocated memory was 1.0 GB in the beginning and 4.6 GB in the end (delta: 3.6 GB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -100.5 MB). Peak memory consumption was 3.5 GB. Max. memory is 11.5 GB. [2019-11-19 22:40:06,356 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:40:06,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-19 22:40:06,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.98 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: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2019-11-19 22:40:06,357 INFO L168 Benchmark]: Boogie Preprocessor took 87.33 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: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2019-11-19 22:40:06,357 INFO L168 Benchmark]: RCFGBuilder took 2071.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.2 MB in the end (delta: 207.8 MB). Peak memory consumption was 207.8 MB. Max. memory is 11.5 GB. [2019-11-19 22:40:06,358 INFO L168 Benchmark]: CodeCheck took 579717.45 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 880.2 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2019-11-19 22:40:06,358 INFO L168 Benchmark]: Witness Printer took 153.96 ms. Allocated memory is still 4.6 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2019-11-19 22:40:06,361 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, 76 locations, 1 error locations. Result: SAFE, OverallTime: 551.0s, OverallIterations: 212, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -763129612 SDtfs, -691199898 SDslu, 787566002 SDs, 0 SdLazy, 1903142480 SolverSat, 116217856 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1477.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 281572 GetRequests, 270942 SyntacticMatches, 7932 SemanticMatches, 2698 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5593348 ImplicationChecksByTransitivity, 498.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 67.1s InterpolantComputationTime, 41996 NumberOfCodeBlocks, 41996 NumberOfCodeBlocksAsserted, 211 NumberOfCheckSat, 41785 ConstructedInterpolants, 0 QuantifiedInterpolants, 55221909 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 211 InterpolantComputations, 155 PerfectInterpolantSequences, 57403/60467 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: 527]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((a17 == 1 || ((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((((!(a21 == 1) && 1 == a7) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6)) || ((((!(a7 == 1) && !(a20 == 1)) && a16 == 4) && a12 == 8) && a21 == 1)) || !(a8 == 13)) || (((((!(a21 == 1) && 1 == a7) && a16 == 4) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((a17 == 1 || ((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((((!(a21 == 1) && 1 == a7) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6)) || ((((!(a7 == 1) && !(a20 == 1)) && a16 == 4) && a12 == 8) && a21 == 1)) || !(a8 == 13)) || (((((!(a21 == 1) && 1 == a7) && a16 == 4) && a12 == 8) && a17 <= 0) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 772.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.98 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: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.33 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: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2071.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.2 MB in the end (delta: 207.8 MB). Peak memory consumption was 207.8 MB. Max. memory is 11.5 GB. * CodeCheck took 579717.45 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 880.2 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 153.96 ms. Allocated memory is still 4.6 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...