./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label40.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_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label40.c -s /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/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 cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 09:58:19,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:58:19,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:58:19,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:58:19,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:58:19,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:58:19,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:58:19,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:58:19,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:58:19,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:58:19,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:58:19,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:58:19,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:58:19,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:58:19,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:58:19,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:58:19,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:58:19,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:58:19,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:58:19,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:58:19,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:58:19,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:58:19,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:58:19,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:58:19,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:58:19,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:58:19,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:58:19,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:58:19,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:58:19,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:58:19,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:58:19,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:58:19,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:58:19,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:58:19,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:58:19,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:58:19,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:58:19,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:58:19,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:58:19,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:58:19,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:58:19,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 09:58:19,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:58:19,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:58:19,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 09:58:19,511 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 09:58:19,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:58:19,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:58:19,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:58:19,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 09:58:19,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:58:19,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 09:58:19,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:58:19,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:58:19,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:58:19,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:58:19,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 09:58:19,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:58:19,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:58:19,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:58:19,515 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 09:58:19,515 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 09:58:19,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:58:19,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:58:19,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 09:58:19,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:58:19,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:58:19,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:58:19,516 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 09:58:19,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 09:58:19,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:58:19,517 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_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/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 -> cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 [2019-11-20 09:58:19,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:58:19,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:58:19,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:58:19,692 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:58:19,694 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:58:19,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label40.c [2019-11-20 09:58:19,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/data/6ceb6f872/2d5a174d8c2c4718a2e190481fe43977/FLAG2c0f07611 [2019-11-20 09:58:20,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:58:20,271 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/sv-benchmarks/c/eca-rers2012/Problem02_label40.c [2019-11-20 09:58:20,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/data/6ceb6f872/2d5a174d8c2c4718a2e190481fe43977/FLAG2c0f07611 [2019-11-20 09:58:20,517 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/data/6ceb6f872/2d5a174d8c2c4718a2e190481fe43977 [2019-11-20 09:58:20,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:58:20,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:58:20,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:58:20,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:58:20,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:58:20,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:58:20" (1/1) ... [2019-11-20 09:58:20,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@518ce982 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:20, skipping insertion in model container [2019-11-20 09:58:20,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:58:20" (1/1) ... [2019-11-20 09:58:20,536 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:58:20,591 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:58:20,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:58:21,001 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:58:21,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:58:21,111 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:58:21,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21 WrapperNode [2019-11-20 09:58:21,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:58:21,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:58:21,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:58:21,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:58:21,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... [2019-11-20 09:58:21,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... [2019-11-20 09:58:21,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:58:21,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:58:21,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:58:21,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:58:21,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... [2019-11-20 09:58:21,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... [2019-11-20 09:58:21,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... [2019-11-20 09:58:21,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... [2019-11-20 09:58:21,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... [2019-11-20 09:58:21,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... [2019-11-20 09:58:21,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... [2019-11-20 09:58:21,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:58:21,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:58:21,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:58:21,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:58:21,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:58:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/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 [2019-11-20 09:58:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:58:21,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:58:23,386 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:58:23,387 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 09:58:23,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:58:23 BoogieIcfgContainer [2019-11-20 09:58:23,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:58:23,389 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 09:58:23,389 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 09:58:23,399 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 09:58:23,399 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:58:23" (1/1) ... [2019-11-20 09:58:23,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:58:23,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:23,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 09:58:23,456 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 09:58:23,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 09:58:23,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:23,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:24,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2019-11-20 09:58:24,590 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2019-11-20 09:58:24,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 09:58:24,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:24,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:25,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2019-11-20 09:58:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2019-11-20 09:58:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 09:58:25,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:25,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 246 states and 338 transitions. [2019-11-20 09:58:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 338 transitions. [2019-11-20 09:58:25,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 09:58:25,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 09:58:26,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 255 states and 354 transitions. [2019-11-20 09:58:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 354 transitions. [2019-11-20 09:58:26,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 09:58:26,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:26,478 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 264 states and 370 transitions. [2019-11-20 09:58:26,783 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 370 transitions. [2019-11-20 09:58:26,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 09:58:26,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:26,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 267 states and 373 transitions. [2019-11-20 09:58:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 373 transitions. [2019-11-20 09:58:26,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 09:58:26,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:26,961 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:27,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:27,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 271 states and 378 transitions. [2019-11-20 09:58:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 378 transitions. [2019-11-20 09:58:27,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 09:58:27,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:27,194 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 09:58:27,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:27,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 272 states and 382 transitions. [2019-11-20 09:58:27,418 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 382 transitions. [2019-11-20 09:58:27,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 09:58:27,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:27,473 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 09:58:27,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:27,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 275 states and 385 transitions. [2019-11-20 09:58:27,638 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 385 transitions. [2019-11-20 09:58:27,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 09:58:27,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:27,685 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 09:58:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:27,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 278 states and 389 transitions. [2019-11-20 09:58:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 389 transitions. [2019-11-20 09:58:27,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 09:58:27,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:28,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:28,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 295 states and 419 transitions. [2019-11-20 09:58:28,492 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 419 transitions. [2019-11-20 09:58:28,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 09:58:28,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:28,520 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:28,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:28,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 302 states and 427 transitions. [2019-11-20 09:58:28,639 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 427 transitions. [2019-11-20 09:58:28,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 09:58:28,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:28,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:28,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 304 states and 429 transitions. [2019-11-20 09:58:28,693 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 429 transitions. [2019-11-20 09:58:28,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:58:28,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:28,722 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:29,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:29,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 308 states and 437 transitions. [2019-11-20 09:58:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 437 transitions. [2019-11-20 09:58:29,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:58:29,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:29,100 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:29,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:29,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 311 states and 440 transitions. [2019-11-20 09:58:29,341 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 440 transitions. [2019-11-20 09:58:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 09:58:29,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:29,370 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:29,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:29,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 314 states and 445 transitions. [2019-11-20 09:58:29,549 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 445 transitions. [2019-11-20 09:58:29,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 09:58:29,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:29,644 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:30,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:30,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 337 states and 476 transitions. [2019-11-20 09:58:30,580 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 476 transitions. [2019-11-20 09:58:30,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:58:30,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:30,751 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:58:31,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:31,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 416 states and 562 transitions. [2019-11-20 09:58:31,768 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 562 transitions. [2019-11-20 09:58:31,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 09:58:31,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:32,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:32,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 421 states and 568 transitions. [2019-11-20 09:58:32,118 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 568 transitions. [2019-11-20 09:58:32,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 09:58:32,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:58:32,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:32,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 426 states and 572 transitions. [2019-11-20 09:58:32,363 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 572 transitions. [2019-11-20 09:58:32,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 09:58:32,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:32,415 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:32,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 435 states and 584 transitions. [2019-11-20 09:58:32,935 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 584 transitions. [2019-11-20 09:58:32,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 09:58:32,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:32,983 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 09:58:33,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 437 states and 585 transitions. [2019-11-20 09:58:33,206 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 585 transitions. [2019-11-20 09:58:33,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 09:58:33,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:58:33,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:33,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 438 states and 587 transitions. [2019-11-20 09:58:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 587 transitions. [2019-11-20 09:58:33,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:58:33,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:33,725 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:35,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:35,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 466 states and 624 transitions. [2019-11-20 09:58:35,318 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 624 transitions. [2019-11-20 09:58:35,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:58:35,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:35,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:35,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 469 states and 627 transitions. [2019-11-20 09:58:35,743 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 627 transitions. [2019-11-20 09:58:35,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:58:35,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:35,905 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:36,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:36,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 472 states and 630 transitions. [2019-11-20 09:58:36,144 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 630 transitions. [2019-11-20 09:58:36,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 09:58:36,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:36,305 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:36,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 475 states and 633 transitions. [2019-11-20 09:58:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 633 transitions. [2019-11-20 09:58:36,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:58:36,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:37,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:37,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 488 states and 647 transitions. [2019-11-20 09:58:37,049 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 647 transitions. [2019-11-20 09:58:37,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 09:58:37,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:37,086 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 09:58:37,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:37,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 495 states and 655 transitions. [2019-11-20 09:58:37,702 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 655 transitions. [2019-11-20 09:58:37,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 09:58:37,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 09:58:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 499 states and 663 transitions. [2019-11-20 09:58:38,403 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 663 transitions. [2019-11-20 09:58:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 09:58:38,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:38,445 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:58:38,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:38,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 513 states and 679 transitions. [2019-11-20 09:58:38,892 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 679 transitions. [2019-11-20 09:58:38,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 09:58:38,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:38,930 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:39,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:39,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 528 states and 697 transitions. [2019-11-20 09:58:39,346 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 697 transitions. [2019-11-20 09:58:39,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 09:58:39,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:39,391 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:58:39,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 540 states and 709 transitions. [2019-11-20 09:58:39,806 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 709 transitions. [2019-11-20 09:58:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 09:58:39,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:39,843 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:39,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:39,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 543 states and 712 transitions. [2019-11-20 09:58:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 712 transitions. [2019-11-20 09:58:39,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 09:58:39,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:39,936 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 09:58:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:40,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 546 states and 714 transitions. [2019-11-20 09:58:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 714 transitions. [2019-11-20 09:58:40,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:58:40,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:40,914 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:58:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 586 states and 768 transitions. [2019-11-20 09:58:45,500 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 768 transitions. [2019-11-20 09:58:45,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:58:45,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:45,566 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:58:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:46,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 602 states and 785 transitions. [2019-11-20 09:58:46,533 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 785 transitions. [2019-11-20 09:58:46,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 09:58:46,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:46,595 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:58:47,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 614 states and 797 transitions. [2019-11-20 09:58:47,402 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 797 transitions. [2019-11-20 09:58:47,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 09:58:47,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:47,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:58:48,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:48,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 619 states and 802 transitions. [2019-11-20 09:58:48,093 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 802 transitions. [2019-11-20 09:58:48,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 09:58:48,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:48,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:58:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:48,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 623 states and 805 transitions. [2019-11-20 09:58:48,365 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 805 transitions. [2019-11-20 09:58:48,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 09:58:48,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:48,441 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 09:58:48,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:48,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 636 states and 819 transitions. [2019-11-20 09:58:48,777 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 819 transitions. [2019-11-20 09:58:48,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 09:58:48,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:48,865 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 09:58:49,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:49,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 637 states and 820 transitions. [2019-11-20 09:58:49,089 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 820 transitions. [2019-11-20 09:58:49,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-20 09:58:49,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:49,140 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:49,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:49,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 667 states and 855 transitions. [2019-11-20 09:58:49,382 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 855 transitions. [2019-11-20 09:58:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-20 09:58:49,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:49,420 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:49,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:49,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 668 states and 857 transitions. [2019-11-20 09:58:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 857 transitions. [2019-11-20 09:58:49,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-20 09:58:49,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:50,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 671 states and 860 transitions. [2019-11-20 09:58:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 860 transitions. [2019-11-20 09:58:50,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 09:58:50,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:50,377 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 09:58:51,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:51,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 705 states and 896 transitions. [2019-11-20 09:58:51,168 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 896 transitions. [2019-11-20 09:58:51,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 09:58:51,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:51,214 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:51,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 721 states and 914 transitions. [2019-11-20 09:58:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 914 transitions. [2019-11-20 09:58:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 09:58:51,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:52,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:52,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 743 states and 938 transitions. [2019-11-20 09:58:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 938 transitions. [2019-11-20 09:58:52,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 09:58:52,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:52,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:52,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 745 states and 940 transitions. [2019-11-20 09:58:52,156 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 940 transitions. [2019-11-20 09:58:52,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 09:58:52,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:52,785 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:56,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 806 states and 1014 transitions. [2019-11-20 09:58:56,293 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1014 transitions. [2019-11-20 09:58:56,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 09:58:56,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:56,377 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:56,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:56,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 809 states and 1018 transitions. [2019-11-20 09:58:56,797 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1018 transitions. [2019-11-20 09:58:56,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 09:58:56,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:57,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:57,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 812 states and 1022 transitions. [2019-11-20 09:58:57,286 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1022 transitions. [2019-11-20 09:58:57,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 09:58:57,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:57,376 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:57,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:57,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 815 states and 1026 transitions. [2019-11-20 09:58:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1026 transitions. [2019-11-20 09:58:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 09:58:57,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:57,829 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:58:58,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 843 states and 1058 transitions. [2019-11-20 09:58:58,013 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1058 transitions. [2019-11-20 09:58:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 09:58:58,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:58,099 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:58:59,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:58:59,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 886 states and 1109 transitions. [2019-11-20 09:58:59,858 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1109 transitions. [2019-11-20 09:58:59,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 09:58:59,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:58:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:58:59,952 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:59:00,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:00,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 887 states and 1109 transitions. [2019-11-20 09:59:00,286 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1109 transitions. [2019-11-20 09:59:00,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 09:59:00,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:00,951 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:06,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:06,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 949 states and 1179 transitions. [2019-11-20 09:59:06,335 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1179 transitions. [2019-11-20 09:59:06,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 09:59:06,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:07,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 969 states and 1202 transitions. [2019-11-20 09:59:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1202 transitions. [2019-11-20 09:59:07,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 09:59:07,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:07,965 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 984 states and 1223 transitions. [2019-11-20 09:59:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1223 transitions. [2019-11-20 09:59:09,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 09:59:09,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:09,631 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:10,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:10,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 988 states and 1228 transitions. [2019-11-20 09:59:10,229 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1228 transitions. [2019-11-20 09:59:10,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 09:59:10,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:11,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:11,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1000 states and 1240 transitions. [2019-11-20 09:59:11,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1240 transitions. [2019-11-20 09:59:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 09:59:11,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:11,477 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:59:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:11,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1005 states and 1244 transitions. [2019-11-20 09:59:11,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1244 transitions. [2019-11-20 09:59:11,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 09:59:11,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:11,815 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:59:12,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:12,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1017 states and 1255 transitions. [2019-11-20 09:59:12,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1255 transitions. [2019-11-20 09:59:12,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 09:59:12,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:13,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1022 states and 1265 transitions. [2019-11-20 09:59:13,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1265 transitions. [2019-11-20 09:59:13,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 09:59:13,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:14,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:14,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1025 states and 1268 transitions. [2019-11-20 09:59:14,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1268 transitions. [2019-11-20 09:59:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 09:59:14,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1051 states and 1301 transitions. [2019-11-20 09:59:16,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1301 transitions. [2019-11-20 09:59:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 09:59:16,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:17,025 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:17,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:17,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1064 states and 1314 transitions. [2019-11-20 09:59:17,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1314 transitions. [2019-11-20 09:59:17,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 09:59:17,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:18,082 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:18,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:18,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1076 states and 1325 transitions. [2019-11-20 09:59:18,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1325 transitions. [2019-11-20 09:59:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 09:59:18,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 09:59:18,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:18,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1081 states and 1330 transitions. [2019-11-20 09:59:18,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1330 transitions. [2019-11-20 09:59:18,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 09:59:18,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:18,947 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 09:59:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1082 states and 1331 transitions. [2019-11-20 09:59:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1331 transitions. [2019-11-20 09:59:19,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 09:59:19,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:19,446 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 09:59:19,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:19,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1085 states and 1333 transitions. [2019-11-20 09:59:19,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1333 transitions. [2019-11-20 09:59:19,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 09:59:19,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:19,844 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:20,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1098 states and 1348 transitions. [2019-11-20 09:59:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1348 transitions. [2019-11-20 09:59:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 09:59:20,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:20,720 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:20,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:20,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1099 states and 1349 transitions. [2019-11-20 09:59:20,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1349 transitions. [2019-11-20 09:59:20,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 09:59:20,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:21,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:21,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1111 states and 1360 transitions. [2019-11-20 09:59:21,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1360 transitions. [2019-11-20 09:59:21,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 09:59:21,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 09:59:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:22,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1135 states and 1386 transitions. [2019-11-20 09:59:22,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1386 transitions. [2019-11-20 09:59:22,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 09:59:22,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:22,719 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 09:59:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:23,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1148 states and 1399 transitions. [2019-11-20 09:59:23,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1399 transitions. [2019-11-20 09:59:23,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 09:59:23,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:23,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1149 states and 1401 transitions. [2019-11-20 09:59:23,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1401 transitions. [2019-11-20 09:59:23,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 09:59:23,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:23,533 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1152 states and 1404 transitions. [2019-11-20 09:59:23,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1404 transitions. [2019-11-20 09:59:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 09:59:23,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:24,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:24,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1164 states and 1420 transitions. [2019-11-20 09:59:24,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1420 transitions. [2019-11-20 09:59:24,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 09:59:24,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:24,503 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:24,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1167 states and 1423 transitions. [2019-11-20 09:59:24,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1423 transitions. [2019-11-20 09:59:24,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 09:59:24,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:25,074 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1170 states and 1426 transitions. [2019-11-20 09:59:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1426 transitions. [2019-11-20 09:59:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 09:59:25,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:25,562 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:25,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:25,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1174 states and 1430 transitions. [2019-11-20 09:59:25,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1430 transitions. [2019-11-20 09:59:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 09:59:25,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 09:59:25,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:25,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1175 states and 1431 transitions. [2019-11-20 09:59:25,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1431 transitions. [2019-11-20 09:59:25,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 09:59:25,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:26,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:26,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1195 states and 1454 transitions. [2019-11-20 09:59:26,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1454 transitions. [2019-11-20 09:59:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 09:59:26,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:27,495 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:31,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:31,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1220 states and 1485 transitions. [2019-11-20 09:59:31,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1485 transitions. [2019-11-20 09:59:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 09:59:31,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:31,613 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:32,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:32,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1223 states and 1488 transitions. [2019-11-20 09:59:32,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1488 transitions. [2019-11-20 09:59:32,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 09:59:32,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:32,232 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1226 states and 1491 transitions. [2019-11-20 09:59:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1491 transitions. [2019-11-20 09:59:32,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 09:59:32,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:32,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:32,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1230 states and 1496 transitions. [2019-11-20 09:59:32,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1496 transitions. [2019-11-20 09:59:32,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 09:59:32,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:32,875 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 09:59:33,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1235 states and 1500 transitions. [2019-11-20 09:59:33,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1500 transitions. [2019-11-20 09:59:33,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 09:59:33,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 09:59:36,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1263 states and 1528 transitions. [2019-11-20 09:59:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1528 transitions. [2019-11-20 09:59:36,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-11-20 09:59:36,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:36,875 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 84 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 09:59:37,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:37,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1283 states and 1552 transitions. [2019-11-20 09:59:37,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1552 transitions. [2019-11-20 09:59:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 09:59:37,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:37,804 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:39,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:39,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1308 states and 1579 transitions. [2019-11-20 09:59:39,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1579 transitions. [2019-11-20 09:59:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-11-20 09:59:39,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 09:59:40,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1341 states and 1616 transitions. [2019-11-20 09:59:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1616 transitions. [2019-11-20 09:59:40,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 09:59:40,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:40,734 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 09:59:40,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:40,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1347 states and 1621 transitions. [2019-11-20 09:59:40,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1621 transitions. [2019-11-20 09:59:40,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-20 09:59:40,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:40,839 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 97 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 09:59:41,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1354 states and 1629 transitions. [2019-11-20 09:59:41,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1629 transitions. [2019-11-20 09:59:41,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 09:59:41,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:41,617 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 09:59:42,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:42,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1392 states and 1672 transitions. [2019-11-20 09:59:42,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1672 transitions. [2019-11-20 09:59:42,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-20 09:59:42,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 09:59:43,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1395 states and 1674 transitions. [2019-11-20 09:59:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1674 transitions. [2019-11-20 09:59:43,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 09:59:43,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:43,312 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 09:59:43,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1401 states and 1679 transitions. [2019-11-20 09:59:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1679 transitions. [2019-11-20 09:59:43,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 09:59:43,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:43,682 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 09:59:45,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:45,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1422 states and 1699 transitions. [2019-11-20 09:59:45,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1699 transitions. [2019-11-20 09:59:45,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 09:59:45,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:47,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:47,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1432 states and 1716 transitions. [2019-11-20 09:59:47,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1716 transitions. [2019-11-20 09:59:47,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 09:59:47,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:47,521 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:47,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1435 states and 1719 transitions. [2019-11-20 09:59:47,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1719 transitions. [2019-11-20 09:59:47,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 09:59:47,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:48,005 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:48,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:48,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1438 states and 1722 transitions. [2019-11-20 09:59:48,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1722 transitions. [2019-11-20 09:59:48,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 09:59:48,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:48,597 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 09:59:48,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:48,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1447 states and 1732 transitions. [2019-11-20 09:59:48,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1732 transitions. [2019-11-20 09:59:48,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 09:59:48,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 09:59:49,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1448 states and 1733 transitions. [2019-11-20 09:59:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1733 transitions. [2019-11-20 09:59:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 09:59:49,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:49,571 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 09:59:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:50,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1471 states and 1755 transitions. [2019-11-20 09:59:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1755 transitions. [2019-11-20 09:59:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 09:59:50,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:50,607 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:54,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:54,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1504 states and 1792 transitions. [2019-11-20 09:59:54,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1792 transitions. [2019-11-20 09:59:54,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 09:59:54,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:54,424 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:59:55,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:55,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1507 states and 1795 transitions. [2019-11-20 09:59:55,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1795 transitions. [2019-11-20 09:59:55,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 09:59:55,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:55,435 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:59:56,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:56,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1536 states and 1828 transitions. [2019-11-20 09:59:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1828 transitions. [2019-11-20 09:59:56,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 09:59:56,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:57,283 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2019-11-20 09:59:57,307 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:58,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:58,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1541 states and 1836 transitions. [2019-11-20 09:59:58,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1836 transitions. [2019-11-20 09:59:58,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 09:59:58,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:58,575 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 09:59:58,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:58,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1546 states and 1840 transitions. [2019-11-20 09:59:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1840 transitions. [2019-11-20 09:59:58,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 09:59:58,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:58,940 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 09:59:59,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:59:59,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1549 states and 1843 transitions. [2019-11-20 09:59:59,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1843 transitions. [2019-11-20 09:59:59,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 09:59:59,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:59:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:59:59,424 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 10:00:03,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:03,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1625 states and 1924 transitions. [2019-11-20 10:00:03,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1924 transitions. [2019-11-20 10:00:03,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 10:00:03,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:03,313 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 10:00:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:03,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1628 states and 1927 transitions. [2019-11-20 10:00:03,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1927 transitions. [2019-11-20 10:00:03,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 10:00:03,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:03,557 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:00:05,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:05,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1674 states and 1976 transitions. [2019-11-20 10:00:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 1976 transitions. [2019-11-20 10:00:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 10:00:05,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:05,664 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:00:06,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:06,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1689 states and 1991 transitions. [2019-11-20 10:00:06,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 1991 transitions. [2019-11-20 10:00:06,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 10:00:06,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:07,816 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:00:14,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:14,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1758 states and 2080 transitions. [2019-11-20 10:00:14,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2080 transitions. [2019-11-20 10:00:14,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 10:00:14,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:14,494 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:00:16,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1769 states and 2092 transitions. [2019-11-20 10:00:16,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2092 transitions. [2019-11-20 10:00:16,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 10:00:16,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:17,136 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:00:18,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:18,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1775 states and 2099 transitions. [2019-11-20 10:00:18,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2099 transitions. [2019-11-20 10:00:18,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 10:00:18,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:18,931 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 10:00:20,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:20,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1807 states and 2135 transitions. [2019-11-20 10:00:20,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2135 transitions. [2019-11-20 10:00:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 10:00:20,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:00:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:25,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1818 states and 2151 transitions. [2019-11-20 10:00:25,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2151 transitions. [2019-11-20 10:00:25,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 10:00:25,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:00:25,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:25,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1823 states and 2155 transitions. [2019-11-20 10:00:25,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2155 transitions. [2019-11-20 10:00:25,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 10:00:25,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:26,010 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 10:00:26,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:26,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1828 states and 2159 transitions. [2019-11-20 10:00:26,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2159 transitions. [2019-11-20 10:00:26,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 10:00:26,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:26,804 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 10:00:27,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:27,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1832 states and 2165 transitions. [2019-11-20 10:00:27,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2165 transitions. [2019-11-20 10:00:27,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 10:00:27,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 10:00:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:28,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1835 states and 2168 transitions. [2019-11-20 10:00:28,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2168 transitions. [2019-11-20 10:00:28,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 10:00:28,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:28,321 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 10:00:28,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:28,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1838 states and 2171 transitions. [2019-11-20 10:00:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2171 transitions. [2019-11-20 10:00:28,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 10:00:28,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:00:30,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:30,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1845 states and 2184 transitions. [2019-11-20 10:00:30,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2184 transitions. [2019-11-20 10:00:30,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 10:00:30,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:31,174 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:00:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:31,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1847 states and 2186 transitions. [2019-11-20 10:00:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2186 transitions. [2019-11-20 10:00:31,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 10:00:31,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:32,040 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 10:00:33,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:33,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1851 states and 2191 transitions. [2019-11-20 10:00:33,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2191 transitions. [2019-11-20 10:00:33,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 10:00:33,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:33,562 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 10:00:35,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:35,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1915 states and 2257 transitions. [2019-11-20 10:00:35,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2257 transitions. [2019-11-20 10:00:35,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 10:00:35,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:35,794 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 10:00:36,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1929 states and 2270 transitions. [2019-11-20 10:00:36,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2270 transitions. [2019-11-20 10:00:36,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:36,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 10:00:44,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:44,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1992 states and 2339 transitions. [2019-11-20 10:00:44,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2339 transitions. [2019-11-20 10:00:44,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:44,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:44,286 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 10:00:45,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:45,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 2025 states and 2380 transitions. [2019-11-20 10:00:45,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2380 transitions. [2019-11-20 10:00:45,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:45,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 10:00:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:46,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2028 states and 2383 transitions. [2019-11-20 10:00:46,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2383 transitions. [2019-11-20 10:00:46,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:46,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 10:00:47,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:47,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2031 states and 2386 transitions. [2019-11-20 10:00:47,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2386 transitions. [2019-11-20 10:00:47,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:47,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 10:00:48,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:48,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2034 states and 2389 transitions. [2019-11-20 10:00:48,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2389 transitions. [2019-11-20 10:00:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:48,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:48,109 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 10:00:53,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2115 states and 2493 transitions. [2019-11-20 10:00:53,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2493 transitions. [2019-11-20 10:00:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:53,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:53,843 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 10:00:56,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:56,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2162 states and 2546 transitions. [2019-11-20 10:00:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2546 transitions. [2019-11-20 10:00:56,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:56,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 10:00:57,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2175 states and 2559 transitions. [2019-11-20 10:00:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2559 transitions. [2019-11-20 10:00:57,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:57,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:58,052 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 10:00:58,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:58,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2187 states and 2570 transitions. [2019-11-20 10:00:58,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2570 transitions. [2019-11-20 10:00:58,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:58,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:58,790 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 10:00:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2208 states and 2590 transitions. [2019-11-20 10:00:59,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2590 transitions. [2019-11-20 10:00:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:59,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 10:00:59,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:00:59,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2213 states and 2597 transitions. [2019-11-20 10:00:59,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 2597 transitions. [2019-11-20 10:00:59,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 10:00:59,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:00:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:00:59,834 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 10:01:00,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:00,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 2215 states and 2598 transitions. [2019-11-20 10:01:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2598 transitions. [2019-11-20 10:01:00,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 10:01:00,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 10:01:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2221 states and 2609 transitions. [2019-11-20 10:01:01,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2609 transitions. [2019-11-20 10:01:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 10:01:01,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:01,774 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 10:01:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:02,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2238 states and 2626 transitions. [2019-11-20 10:01:02,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2626 transitions. [2019-11-20 10:01:02,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 10:01:02,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 10:01:03,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:03,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 2243 states and 2632 transitions. [2019-11-20 10:01:03,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 2632 transitions. [2019-11-20 10:01:03,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 10:01:03,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 10:01:05,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:05,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2274 states and 2663 transitions. [2019-11-20 10:01:05,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2663 transitions. [2019-11-20 10:01:05,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 10:01:05,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:05,712 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 10:01:06,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:06,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2295 states and 2683 transitions. [2019-11-20 10:01:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2683 transitions. [2019-11-20 10:01:06,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 10:01:06,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:06,646 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 10:01:07,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 2296 states and 2684 transitions. [2019-11-20 10:01:07,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 2684 transitions. [2019-11-20 10:01:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 10:01:07,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 10:01:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2299 states and 2687 transitions. [2019-11-20 10:01:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 2687 transitions. [2019-11-20 10:01:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 10:01:07,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:09,135 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 10:01:18,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:18,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2329 states and 2724 transitions. [2019-11-20 10:01:18,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2724 transitions. [2019-11-20 10:01:18,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 10:01:18,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:18,369 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 10:01:21,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:21,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2345 states and 2739 transitions. [2019-11-20 10:01:21,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 2739 transitions. [2019-11-20 10:01:21,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 10:01:21,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:22,862 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 10:01:29,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:29,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2406 states and 2803 transitions. [2019-11-20 10:01:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 2803 transitions. [2019-11-20 10:01:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 10:01:29,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 10:01:33,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:33,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2431 states and 2826 transitions. [2019-11-20 10:01:33,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 2826 transitions. [2019-11-20 10:01:33,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 10:01:33,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:34,101 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 10:01:35,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:35,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2444 states and 2838 transitions. [2019-11-20 10:01:35,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 2838 transitions. [2019-11-20 10:01:35,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 10:01:35,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:37,522 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:01:44,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:44,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2483 states and 2889 transitions. [2019-11-20 10:01:44,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2889 transitions. [2019-11-20 10:01:44,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 10:01:44,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:45,567 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:01:46,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:46,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2490 states and 2895 transitions. [2019-11-20 10:01:46,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 2895 transitions. [2019-11-20 10:01:46,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 10:01:46,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:01:47,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2494 states and 2898 transitions. [2019-11-20 10:01:47,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 2898 transitions. [2019-11-20 10:01:48,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 10:01:48,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:48,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:48,945 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:01:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:50,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2513 states and 2921 transitions. [2019-11-20 10:01:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2921 transitions. [2019-11-20 10:01:50,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 10:01:50,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:51,698 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:01:52,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:01:52,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2515 states and 2924 transitions. [2019-11-20 10:01:52,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 2924 transitions. [2019-11-20 10:01:52,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 10:01:52,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:01:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:01:55,079 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 10:02:00,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:00,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 2550 states and 2966 transitions. [2019-11-20 10:02:00,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 2966 transitions. [2019-11-20 10:02:00,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 10:02:00,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:00,244 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 10:02:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:05,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 2588 states and 3003 transitions. [2019-11-20 10:02:05,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3003 transitions. [2019-11-20 10:02:05,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 10:02:05,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:06,154 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 10:02:08,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2607 states and 3022 transitions. [2019-11-20 10:02:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 3022 transitions. [2019-11-20 10:02:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-11-20 10:02:08,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:10,218 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 10:02:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:19,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 2644 states and 3061 transitions. [2019-11-20 10:02:19,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 3061 transitions. [2019-11-20 10:02:19,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-11-20 10:02:19,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:20,135 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 10:02:22,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2654 states and 3069 transitions. [2019-11-20 10:02:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3069 transitions. [2019-11-20 10:02:22,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-20 10:02:22,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:22,372 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2019-11-20 10:02:22,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:22,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2659 states and 3077 transitions. [2019-11-20 10:02:22,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3077 transitions. [2019-11-20 10:02:22,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-11-20 10:02:22,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:23,211 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 10:02:25,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:25,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2738 states and 3159 transitions. [2019-11-20 10:02:25,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3159 transitions. [2019-11-20 10:02:25,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 10:02:25,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:25,535 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 10:02:27,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:27,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 2776 states and 3198 transitions. [2019-11-20 10:02:27,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3198 transitions. [2019-11-20 10:02:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 10:02:27,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:27,593 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 10:02:28,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:28,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2780 states and 3202 transitions. [2019-11-20 10:02:28,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3202 transitions. [2019-11-20 10:02:28,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-11-20 10:02:28,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:28,289 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 5 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-11-20 10:02:29,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 2786 states and 3210 transitions. [2019-11-20 10:02:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 3210 transitions. [2019-11-20 10:02:29,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-11-20 10:02:29,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 158 proven. 15 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 10:02:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:33,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 2849 states and 3284 transitions. [2019-11-20 10:02:33,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 3284 transitions. [2019-11-20 10:02:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-20 10:02:33,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:33,815 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 10:02:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:36,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2855 states and 3298 transitions. [2019-11-20 10:02:36,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 3298 transitions. [2019-11-20 10:02:36,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-20 10:02:36,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:36,349 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 10:02:39,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:39,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 2872 states and 3314 transitions. [2019-11-20 10:02:39,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 3314 transitions. [2019-11-20 10:02:39,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-20 10:02:39,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 10:02:42,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 2889 states and 3330 transitions. [2019-11-20 10:02:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 3330 transitions. [2019-11-20 10:02:42,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-20 10:02:42,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:42,758 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 10:02:42,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:42,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 2890 states and 3330 transitions. [2019-11-20 10:02:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 3330 transitions. [2019-11-20 10:02:42,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-20 10:02:42,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:42,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:42,927 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 10:02:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 2891 states and 3330 transitions. [2019-11-20 10:02:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 3330 transitions. [2019-11-20 10:02:43,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 10:02:43,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:45,185 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:02:57,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:02:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 2955 states and 3414 transitions. [2019-11-20 10:02:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2955 states and 3414 transitions. [2019-11-20 10:02:57,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 10:02:57,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:02:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:02:57,962 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:03:00,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:00,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 2964 states and 3427 transitions. [2019-11-20 10:03:00,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 3427 transitions. [2019-11-20 10:03:00,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 10:03:00,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:00,753 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:03:04,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:04,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 2981 states and 3451 transitions. [2019-11-20 10:03:04,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 3451 transitions. [2019-11-20 10:03:04,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 10:03:04,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:05,169 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:03:07,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:07,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 2988 states and 3458 transitions. [2019-11-20 10:03:07,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3458 transitions. [2019-11-20 10:03:07,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 10:03:07,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:08,476 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:03:09,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:09,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 2993 states and 3463 transitions. [2019-11-20 10:03:09,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 3463 transitions. [2019-11-20 10:03:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 10:03:09,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:09,595 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:03:10,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 2998 states and 3467 transitions. [2019-11-20 10:03:10,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3467 transitions. [2019-11-20 10:03:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-11-20 10:03:10,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:10,679 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 10:03:11,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:11,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 3001 states and 3469 transitions. [2019-11-20 10:03:11,108 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 3469 transitions. [2019-11-20 10:03:11,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 10:03:11,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:11,290 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 10:03:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 3016 states and 3485 transitions. [2019-11-20 10:03:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 3485 transitions. [2019-11-20 10:03:16,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 10:03:16,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 10:03:18,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:18,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 3028 states and 3496 transitions. [2019-11-20 10:03:18,269 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3496 transitions. [2019-11-20 10:03:18,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-11-20 10:03:18,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2019-11-20 10:03:25,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 3086 states and 3556 transitions. [2019-11-20 10:03:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3556 transitions. [2019-11-20 10:03:25,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-11-20 10:03:25,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:25,688 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2019-11-20 10:03:26,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:26,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3086 states and 3555 transitions. [2019-11-20 10:03:26,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3555 transitions. [2019-11-20 10:03:26,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-11-20 10:03:26,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:26,750 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2019-11-20 10:03:27,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3058 states and 3526 transitions. [2019-11-20 10:03:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 3058 states and 3526 transitions. [2019-11-20 10:03:27,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-11-20 10:03:27,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:27,774 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 264 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 10:03:28,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 3076 states and 3542 transitions. [2019-11-20 10:03:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3542 transitions. [2019-11-20 10:03:28,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-11-20 10:03:28,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 264 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 10:03:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:29,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3079 states and 3544 transitions. [2019-11-20 10:03:29,177 INFO L276 IsEmpty]: Start isEmpty. Operand 3079 states and 3544 transitions. [2019-11-20 10:03:29,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 10:03:29,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2019-11-20 10:03:35,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:35,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3094 states and 3561 transitions. [2019-11-20 10:03:35,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3094 states and 3561 transitions. [2019-11-20 10:03:35,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 10:03:35,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:35,677 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2019-11-20 10:03:38,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:38,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 3119 states and 3584 transitions. [2019-11-20 10:03:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states and 3584 transitions. [2019-11-20 10:03:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 10:03:38,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:39,004 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2019-11-20 10:03:41,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 3152 states and 3616 transitions. [2019-11-20 10:03:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3616 transitions. [2019-11-20 10:03:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 10:03:41,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:41,369 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 10:03:45,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3195 states and 3658 transitions. [2019-11-20 10:03:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3195 states and 3658 transitions. [2019-11-20 10:03:45,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-11-20 10:03:45,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:46,395 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 293 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:03:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3225 states and 3692 transitions. [2019-11-20 10:03:50,877 INFO L276 IsEmpty]: Start isEmpty. Operand 3225 states and 3692 transitions. [2019-11-20 10:03:50,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-11-20 10:03:50,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 293 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:03:58,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:58,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 3244 states and 3709 transitions. [2019-11-20 10:03:58,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 3709 transitions. [2019-11-20 10:03:58,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-11-20 10:03:58,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:58,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:58,577 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 293 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:03:59,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:03:59,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 3247 states and 3712 transitions. [2019-11-20 10:03:59,646 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 3712 transitions. [2019-11-20 10:03:59,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-11-20 10:03:59,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:03:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:03:59,749 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 10:04:01,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 3249 states and 3716 transitions. [2019-11-20 10:04:01,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3249 states and 3716 transitions. [2019-11-20 10:04:01,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 10:04:01,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:01,881 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 10:04:04,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 3279 states and 3747 transitions. [2019-11-20 10:04:04,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 3747 transitions. [2019-11-20 10:04:04,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-11-20 10:04:04,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:05,057 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 242 proven. 63 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 10:04:26,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 3417 states and 3940 transitions. [2019-11-20 10:04:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3417 states and 3940 transitions. [2019-11-20 10:04:26,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 10:04:26,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:27,654 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 10:04:37,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:37,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 3511 states and 4051 transitions. [2019-11-20 10:04:37,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 4051 transitions. [2019-11-20 10:04:37,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 10:04:37,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:38,361 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 10:04:42,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:42,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 3575 states and 4118 transitions. [2019-11-20 10:04:42,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 4118 transitions. [2019-11-20 10:04:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 10:04:42,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:42,307 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 10:04:42,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 3589 states and 4131 transitions. [2019-11-20 10:04:42,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3589 states and 4131 transitions. [2019-11-20 10:04:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-20 10:04:42,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:43,568 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-11-20 10:04:44,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:44,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 3590 states and 4132 transitions. [2019-11-20 10:04:44,428 INFO L276 IsEmpty]: Start isEmpty. Operand 3590 states and 4132 transitions. [2019-11-20 10:04:44,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 10:04:44,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:44,550 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 439 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 10:04:47,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 3631 states and 4176 transitions. [2019-11-20 10:04:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3631 states and 4176 transitions. [2019-11-20 10:04:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-11-20 10:04:47,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 447 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-11-20 10:04:52,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:52,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4222 states to 3674 states and 4222 transitions. [2019-11-20 10:04:52,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3674 states and 4222 transitions. [2019-11-20 10:04:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 10:04:52,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:53,052 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-11-20 10:04:56,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4243 states to 3690 states and 4243 transitions. [2019-11-20 10:04:56,394 INFO L276 IsEmpty]: Start isEmpty. Operand 3690 states and 4243 transitions. [2019-11-20 10:04:56,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 10:04:56,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-11-20 10:04:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:57,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 3694 states and 4247 transitions. [2019-11-20 10:04:57,678 INFO L276 IsEmpty]: Start isEmpty. Operand 3694 states and 4247 transitions. [2019-11-20 10:04:58,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 10:04:58,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:59,737 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 78 proven. 365 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2019-11-20 10:05:21,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:21,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 3748 states and 4337 transitions. [2019-11-20 10:05:21,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3748 states and 4337 transitions. [2019-11-20 10:05:21,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 10:05:21,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2019-11-20 10:05:28,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 3763 states and 4360 transitions. [2019-11-20 10:05:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3763 states and 4360 transitions. [2019-11-20 10:05:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 10:05:28,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2019-11-20 10:05:29,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 3768 states and 4366 transitions. [2019-11-20 10:05:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 4366 transitions. [2019-11-20 10:05:29,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 10:05:29,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:29,379 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2019-11-20 10:05:33,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:33,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 3774 states and 4374 transitions. [2019-11-20 10:05:33,198 INFO L276 IsEmpty]: Start isEmpty. Operand 3774 states and 4374 transitions. [2019-11-20 10:05:33,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 10:05:33,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:33,310 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2019-11-20 10:05:35,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:35,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 3782 states and 4383 transitions. [2019-11-20 10:05:35,220 INFO L276 IsEmpty]: Start isEmpty. Operand 3782 states and 4383 transitions. [2019-11-20 10:05:35,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 10:05:35,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:35,329 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2019-11-20 10:05:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4384 states to 3784 states and 4384 transitions. [2019-11-20 10:05:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3784 states and 4384 transitions. [2019-11-20 10:05:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 10:05:36,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2019-11-20 10:05:37,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:37,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4387 states to 3787 states and 4387 transitions. [2019-11-20 10:05:37,303 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 4387 transitions. [2019-11-20 10:05:37,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 10:05:37,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2019-11-20 10:05:38,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:38,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 3790 states and 4390 transitions. [2019-11-20 10:05:38,138 INFO L276 IsEmpty]: Start isEmpty. Operand 3790 states and 4390 transitions. [2019-11-20 10:05:38,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-11-20 10:05:38,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:38,246 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 490 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-11-20 10:05:38,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:38,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4402 states to 3803 states and 4402 transitions. [2019-11-20 10:05:38,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3803 states and 4402 transitions. [2019-11-20 10:05:38,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2019-11-20 10:05:38,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:39,055 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 10:05:39,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:39,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4405 states to 3804 states and 4405 transitions. [2019-11-20 10:05:39,553 INFO L276 IsEmpty]: Start isEmpty. Operand 3804 states and 4405 transitions. [2019-11-20 10:05:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2019-11-20 10:05:39,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 10:05:44,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:44,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4452 states to 3851 states and 4452 transitions. [2019-11-20 10:05:44,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3851 states and 4452 transitions. [2019-11-20 10:05:44,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2019-11-20 10:05:44,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:45,004 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 10:05:45,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 3855 states and 4458 transitions. [2019-11-20 10:05:45,869 INFO L276 IsEmpty]: Start isEmpty. Operand 3855 states and 4458 transitions. [2019-11-20 10:05:45,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-11-20 10:05:45,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:46,083 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2019-11-20 10:05:46,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:46,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 3859 states and 4463 transitions. [2019-11-20 10:05:46,943 INFO L276 IsEmpty]: Start isEmpty. Operand 3859 states and 4463 transitions. [2019-11-20 10:05:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-11-20 10:05:46,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:47,220 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 410 proven. 15 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2019-11-20 10:05:49,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:49,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 3865 states and 4474 transitions. [2019-11-20 10:05:49,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4474 transitions. [2019-11-20 10:05:49,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-11-20 10:05:49,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:49,691 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 410 proven. 15 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2019-11-20 10:05:50,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:50,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4479 states to 3869 states and 4479 transitions. [2019-11-20 10:05:50,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4479 transitions. [2019-11-20 10:05:50,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2019-11-20 10:05:50,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:50,853 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2019-11-20 10:05:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4491 states to 3881 states and 4491 transitions. [2019-11-20 10:05:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3881 states and 4491 transitions. [2019-11-20 10:05:53,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2019-11-20 10:05:53,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:54,159 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2019-11-20 10:05:57,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:57,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 3895 states and 4504 transitions. [2019-11-20 10:05:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 4504 transitions. [2019-11-20 10:05:57,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2019-11-20 10:05:57,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:59,442 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 558 proven. 4 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-11-20 10:06:03,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:03,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4517 states to 3902 states and 4517 transitions. [2019-11-20 10:06:03,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 4517 transitions. [2019-11-20 10:06:03,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2019-11-20 10:06:03,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:03,881 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 558 proven. 4 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-11-20 10:06:04,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:04,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4523 states to 3906 states and 4523 transitions. [2019-11-20 10:06:04,873 INFO L276 IsEmpty]: Start isEmpty. Operand 3906 states and 4523 transitions. [2019-11-20 10:06:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2019-11-20 10:06:04,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:05,248 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 578 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-11-20 10:06:06,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:06,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4525 states to 3907 states and 4525 transitions. [2019-11-20 10:06:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3907 states and 4525 transitions. [2019-11-20 10:06:06,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2019-11-20 10:06:06,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:06,900 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 578 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-11-20 10:06:06,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:06,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4537 states to 3920 states and 4537 transitions. [2019-11-20 10:06:06,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 4537 transitions. [2019-11-20 10:06:07,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-11-20 10:06:07,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:07,298 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2019-11-20 10:06:11,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:11,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 3925 states and 4542 transitions. [2019-11-20 10:06:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 4542 transitions. [2019-11-20 10:06:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-11-20 10:06:11,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:11,451 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2019-11-20 10:06:12,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:12,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4543 states to 3927 states and 4543 transitions. [2019-11-20 10:06:12,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 4543 transitions. [2019-11-20 10:06:12,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-11-20 10:06:12,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2019-11-20 10:06:17,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 3959 states and 4574 transitions. [2019-11-20 10:06:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 4574 transitions. [2019-11-20 10:06:17,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-11-20 10:06:17,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:17,991 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2019-11-20 10:06:21,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:21,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4590 states to 3976 states and 4590 transitions. [2019-11-20 10:06:21,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 4590 transitions. [2019-11-20 10:06:21,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-11-20 10:06:21,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 608 proven. 6 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-20 10:06:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:24,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 3986 states and 4605 transitions. [2019-11-20 10:06:24,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 4605 transitions. [2019-11-20 10:06:24,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-11-20 10:06:24,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:24,820 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 608 proven. 6 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-20 10:06:25,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 3990 states and 4609 transitions. [2019-11-20 10:06:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 4609 transitions. [2019-11-20 10:06:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2019-11-20 10:06:25,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:25,986 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 444 proven. 15 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2019-11-20 10:06:26,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:26,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4616 states to 3996 states and 4616 transitions. [2019-11-20 10:06:26,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 4616 transitions. [2019-11-20 10:06:26,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-11-20 10:06:26,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:27,670 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 594 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2019-11-20 10:06:30,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4695 states to 4074 states and 4695 transitions. [2019-11-20 10:06:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 4074 states and 4695 transitions. [2019-11-20 10:06:30,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2019-11-20 10:06:30,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:31,642 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:06:36,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:36,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 4082 states and 4710 transitions. [2019-11-20 10:06:36,213 INFO L276 IsEmpty]: Start isEmpty. Operand 4082 states and 4710 transitions. [2019-11-20 10:06:36,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2019-11-20 10:06:36,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:36,353 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:06:38,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4727 states to 4094 states and 4727 transitions. [2019-11-20 10:06:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 4094 states and 4727 transitions. [2019-11-20 10:06:38,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2019-11-20 10:06:38,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:38,182 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:06:39,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:39,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4731 states to 4099 states and 4731 transitions. [2019-11-20 10:06:39,422 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 4731 transitions. [2019-11-20 10:06:39,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2019-11-20 10:06:39,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:40,032 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2019-11-20 10:06:41,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:41,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4735 states to 4103 states and 4735 transitions. [2019-11-20 10:06:41,244 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 4735 transitions. [2019-11-20 10:06:41,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2019-11-20 10:06:41,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:43,351 INFO L134 CoverageAnalysis]: Checked inductivity of 859 backedges. 668 proven. 63 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-11-20 10:06:47,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:47,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4752 states to 4117 states and 4752 transitions. [2019-11-20 10:06:47,902 INFO L276 IsEmpty]: Start isEmpty. Operand 4117 states and 4752 transitions. [2019-11-20 10:06:47,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-11-20 10:06:47,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:47,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:48,055 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2019-11-20 10:06:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:49,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 4131 states and 4764 transitions. [2019-11-20 10:06:49,301 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 4764 transitions. [2019-11-20 10:06:49,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-11-20 10:06:49,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:49,455 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2019-11-20 10:06:52,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4778 states to 4145 states and 4778 transitions. [2019-11-20 10:06:52,955 INFO L276 IsEmpty]: Start isEmpty. Operand 4145 states and 4778 transitions. [2019-11-20 10:06:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-11-20 10:06:52,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2019-11-20 10:06:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4779 states to 4147 states and 4779 transitions. [2019-11-20 10:06:54,477 INFO L276 IsEmpty]: Start isEmpty. Operand 4147 states and 4779 transitions. [2019-11-20 10:06:54,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-11-20 10:06:54,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:54,631 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2019-11-20 10:06:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 4159 states and 4790 transitions. [2019-11-20 10:06:56,930 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 4790 transitions. [2019-11-20 10:06:56,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-11-20 10:06:56,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2019-11-20 10:06:57,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:57,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 4160 states and 4790 transitions. [2019-11-20 10:06:57,271 INFO L276 IsEmpty]: Start isEmpty. Operand 4160 states and 4790 transitions. [2019-11-20 10:06:57,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2019-11-20 10:06:57,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:57,562 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 689 proven. 4 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2019-11-20 10:06:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:59,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4805 states to 4173 states and 4805 transitions. [2019-11-20 10:06:59,126 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 4805 transitions. [2019-11-20 10:06:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2019-11-20 10:06:59,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:59,408 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 689 proven. 4 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2019-11-20 10:07:00,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:00,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 4177 states and 4810 transitions. [2019-11-20 10:07:00,383 INFO L276 IsEmpty]: Start isEmpty. Operand 4177 states and 4810 transitions. [2019-11-20 10:07:00,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2019-11-20 10:07:00,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 677 proven. 8 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2019-11-20 10:07:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4815 states to 4183 states and 4815 transitions. [2019-11-20 10:07:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 4183 states and 4815 transitions. [2019-11-20 10:07:02,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2019-11-20 10:07:02,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:02,418 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 677 proven. 8 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2019-11-20 10:07:03,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4817 states to 4186 states and 4817 transitions. [2019-11-20 10:07:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 4817 transitions. [2019-11-20 10:07:03,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-11-20 10:07:03,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:03,187 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 727 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-11-20 10:07:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:03,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 4187 states and 4818 transitions. [2019-11-20 10:07:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand 4187 states and 4818 transitions. [2019-11-20 10:07:03,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2019-11-20 10:07:03,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:04,137 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 699 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-11-20 10:07:05,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:05,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4822 states to 4191 states and 4822 transitions. [2019-11-20 10:07:05,171 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 4822 transitions. [2019-11-20 10:07:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2019-11-20 10:07:05,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 699 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-11-20 10:07:06,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 4195 states and 4826 transitions. [2019-11-20 10:07:06,608 INFO L276 IsEmpty]: Start isEmpty. Operand 4195 states and 4826 transitions. [2019-11-20 10:07:06,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2019-11-20 10:07:06,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:06,905 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 622 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2019-11-20 10:07:07,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4860 states to 4230 states and 4860 transitions. [2019-11-20 10:07:07,138 INFO L276 IsEmpty]: Start isEmpty. Operand 4230 states and 4860 transitions. [2019-11-20 10:07:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:07:07,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:10,101 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:07:31,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:31,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4946 states to 4284 states and 4946 transitions. [2019-11-20 10:07:31,110 INFO L276 IsEmpty]: Start isEmpty. Operand 4284 states and 4946 transitions. [2019-11-20 10:07:31,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:07:31,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:31,486 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:07:44,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5000 states to 4321 states and 5000 transitions. [2019-11-20 10:07:44,370 INFO L276 IsEmpty]: Start isEmpty. Operand 4321 states and 5000 transitions. [2019-11-20 10:07:44,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:07:44,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:44,700 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:07:49,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:49,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5026 states to 4341 states and 5026 transitions. [2019-11-20 10:07:49,842 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 5026 transitions. [2019-11-20 10:07:49,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:07:49,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:50,203 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:07:56,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5038 states to 4352 states and 5038 transitions. [2019-11-20 10:07:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 5038 transitions. [2019-11-20 10:07:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:07:56,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:56,351 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:07:56,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:07:56,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5039 states to 4354 states and 5039 transitions. [2019-11-20 10:07:56,517 INFO L276 IsEmpty]: Start isEmpty. Operand 4354 states and 5039 transitions. [2019-11-20 10:07:56,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:07:56,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:07:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:07:56,847 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:08:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:08:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5048 states to 4362 states and 5048 transitions. [2019-11-20 10:08:03,665 INFO L276 IsEmpty]: Start isEmpty. Operand 4362 states and 5048 transitions. [2019-11-20 10:08:03,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:08:03,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:08:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:08:03,997 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:08:05,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:08:05,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5051 states to 4366 states and 5051 transitions. [2019-11-20 10:08:05,648 INFO L276 IsEmpty]: Start isEmpty. Operand 4366 states and 5051 transitions. [2019-11-20 10:08:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:08:05,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:08:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:08:06,358 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:08:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:08:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5055 states to 4369 states and 5055 transitions. [2019-11-20 10:08:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 4369 states and 5055 transitions. [2019-11-20 10:08:07,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:08:07,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:08:07,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:08:08,097 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:08:11,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:08:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5066 states to 4377 states and 5066 transitions. [2019-11-20 10:08:11,908 INFO L276 IsEmpty]: Start isEmpty. Operand 4377 states and 5066 transitions. [2019-11-20 10:08:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:08:11,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:08:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:08:12,244 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:08:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:08:12,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5069 states to 4381 states and 5069 transitions. [2019-11-20 10:08:12,428 INFO L276 IsEmpty]: Start isEmpty. Operand 4381 states and 5069 transitions. [2019-11-20 10:08:12,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:08:12,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:08:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:08:12,757 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:08:14,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:08:14,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5070 states to 4383 states and 5070 transitions. [2019-11-20 10:08:14,187 INFO L276 IsEmpty]: Start isEmpty. Operand 4383 states and 5070 transitions. [2019-11-20 10:08:14,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 10:08:14,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:08:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:08:14,898 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 10:08:16,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:08:16,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5076 states to 4388 states and 5076 transitions. [2019-11-20 10:08:16,594 INFO L276 IsEmpty]: Start isEmpty. Operand 4388 states and 5076 transitions. [2019-11-20 10:08:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2019-11-20 10:08:16,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:08:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:08:18,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 148 proven. 604 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2019-11-20 10:08:43,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:08:43,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5086 states to 4366 states and 5086 transitions. [2019-11-20 10:08:43,913 INFO L276 IsEmpty]: Start isEmpty. Operand 4366 states and 5086 transitions. [2019-11-20 10:08:43,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 10:08:43,915 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 268 iterations. [2019-11-20 10:08:43,923 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 10:08:44,350 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 40 [2019-11-20 10:08:44,721 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 38 [2019-11-20 10:08:44,822 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 18 [2019-11-20 10:08:45,265 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 39 [2019-11-20 10:08:45,767 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 39 [2019-11-20 10:08:46,179 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 38 [2019-11-20 10:08:46,703 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 18 [2019-11-20 10:08:46,964 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 18 [2019-11-20 10:08:47,146 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 18 [2019-11-20 10:08:47,371 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2019-11-20 10:08:47,808 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 39 [2019-11-20 10:08:48,239 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 39 [2019-11-20 10:08:48,341 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 18 [2019-11-20 10:08:48,637 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2019-11-20 10:08:48,751 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 18 [2019-11-20 10:08:48,944 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 18 [2019-11-20 10:08:49,151 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 18 [2019-11-20 10:08:49,355 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 18 [2019-11-20 10:08:49,493 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 18 [2019-11-20 10:08:49,869 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 38 [2019-11-20 10:08:50,401 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 49 [2019-11-20 10:08:50,993 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 49 [2019-11-20 10:08:51,143 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 18 [2019-11-20 10:08:51,633 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 18 [2019-11-20 10:08:52,065 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 39 [2019-11-20 10:08:52,317 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2019-11-20 10:08:52,550 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2019-11-20 10:08:52,754 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 18 [2019-11-20 10:08:53,493 WARN L191 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 55 [2019-11-20 10:08:53,629 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 18 [2019-11-20 10:08:54,077 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 38 [2019-11-20 10:08:54,232 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 18 [2019-11-20 10:08:54,648 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 38 [2019-11-20 10:08:54,852 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2019-11-20 10:08:55,251 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 38 [2019-11-20 10:08:55,448 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 18 [2019-11-20 10:08:55,825 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 38 [2019-11-20 10:08:56,057 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2019-11-20 10:08:56,189 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 18 [2019-11-20 10:08:56,608 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 38 [2019-11-20 10:08:56,813 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 18 [2019-11-20 10:08:56,977 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 18 [2019-11-20 10:08:57,402 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 51 [2019-11-20 10:08:57,506 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 18 [2019-11-20 10:08:57,936 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 39 [2019-11-20 10:08:58,142 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 18 [2019-11-20 10:08:58,419 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 18 [2019-11-20 10:08:59,150 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 38 [2019-11-20 10:08:59,339 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 18 [2019-11-20 10:08:59,592 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 18 [2019-11-20 10:09:00,122 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 39 [2019-11-20 10:09:00,353 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2019-11-20 10:09:00,473 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 18 [2019-11-20 10:09:00,585 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 18 [2019-11-20 10:09:00,890 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 18 [2019-11-20 10:09:01,282 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 38 [2019-11-20 10:09:01,707 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 38 [2019-11-20 10:09:02,234 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 39 [2019-11-20 10:09:02,480 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 18 [2019-11-20 10:09:02,613 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 18 [2019-11-20 10:09:02,767 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 18 [2019-11-20 10:09:03,302 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 49 [2019-11-20 10:09:03,704 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 40 [2019-11-20 10:09:03,811 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 18 [2019-11-20 10:09:03,954 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 18 [2019-11-20 10:09:04,167 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2019-11-20 10:09:04,659 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 18 [2019-11-20 10:09:05,035 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 38 [2019-11-20 10:09:05,461 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 38 [2019-11-20 10:09:05,625 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 18 [2019-11-20 10:09:06,057 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 59 [2019-11-20 10:09:06,194 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 18 [2019-11-20 10:09:06,301 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 18 [2019-11-20 10:09:06,561 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 18 [2019-11-20 10:09:06,561 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:09:06,565 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-11-20 10:09:06,571 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-11-20 10:09:06,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 10:09:06 ImpRootNode [2019-11-20 10:09:06,572 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 10:09:06,573 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:09:06,573 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:09:06,573 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:09:06,574 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:58:23" (3/4) ... [2019-11-20 10:09:06,577 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 10:09:06,596 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-11-20 10:09:06,598 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-20 10:09:06,600 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 10:09:06,601 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 10:09:06,715 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_70621da4-ffb8-43bc-9b3a-4ea4233bd1ed/bin/ukojak/witness.graphml [2019-11-20 10:09:06,715 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:09:06,716 INFO L168 Benchmark]: Toolchain (without parser) took 646195.28 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 940.8 MB in the beginning and 1.7 GB in the end (delta: -776.6 MB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. [2019-11-20 10:09:06,716 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:09:06,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -155.2 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:09:06,717 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2019-11-20 10:09:06,718 INFO L168 Benchmark]: Boogie Preprocessor took 77.97 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-20 10:09:06,718 INFO L168 Benchmark]: RCFGBuilder took 2108.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 858.2 MB in the end (delta: 222.4 MB). Peak memory consumption was 222.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:09:06,719 INFO L168 Benchmark]: CodeCheck took 643184.02 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 858.2 MB in the beginning and 1.7 GB in the end (delta: -882.3 MB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2019-11-20 10:09:06,719 INFO L168 Benchmark]: Witness Printer took 142.20 ms. Allocated memory is still 4.7 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:09:06,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Result: SAFE, OverallTime: 620.4s, OverallIterations: 268, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1080229900 SDtfs, 1071222698 SDslu, -1705902004 SDs, 0 SdLazy, -1088084758 SolverSat, -1610533436 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2324.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 385295 GetRequests, 371744 SyntacticMatches, 11011 SemanticMatches, 2540 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4677899 ImplicationChecksByTransitivity, 552.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.4s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 53.4s InterpolantComputationTime, 60944 NumberOfCodeBlocks, 60944 NumberOfCodeBlocksAsserted, 267 NumberOfCheckSat, 60677 ConstructedInterpolants, 0 QuantifiedInterpolants, 77566593 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 267 InterpolantComputations, 160 PerfectInterpolantSequences, 76682/80799 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: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((a25 == 1 || !(a28 == 7)) || !(1 == a11)) || !(a17 == 8)) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a25 == 1 || !(a28 == 7)) || !(a19 == 1)) || !(1 == a11)) || !(a17 == 8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 588.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -155.2 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.97 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2108.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 858.2 MB in the end (delta: 222.4 MB). Peak memory consumption was 222.4 MB. Max. memory is 11.5 GB. * CodeCheck took 643184.02 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 858.2 MB in the beginning and 1.7 GB in the end (delta: -882.3 MB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 142.20 ms. Allocated memory is still 4.7 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...