./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label02.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_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label02.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/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 79f8d22fb07c95427dd318f6d0f74f02d2c9197f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:28:19,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 01:28:19,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 01:28:19,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 01:28:19,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 01:28:19,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 01:28:19,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 01:28:19,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 01:28:19,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 01:28:19,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 01:28:19,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 01:28:19,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 01:28:19,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 01:28:19,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 01:28:19,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 01:28:19,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 01:28:19,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 01:28:19,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 01:28:19,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 01:28:19,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 01:28:19,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 01:28:19,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 01:28:19,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 01:28:19,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 01:28:19,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 01:28:19,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 01:28:19,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 01:28:19,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 01:28:19,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 01:28:19,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 01:28:19,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 01:28:19,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 01:28:19,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 01:28:19,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 01:28:19,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 01:28:19,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 01:28:19,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 01:28:19,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 01:28:19,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 01:28:19,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 01:28:19,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 01:28:19,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 01:28:19,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 01:28:19,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 01:28:19,427 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 01:28:19,427 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 01:28:19,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 01:28:19,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 01:28:19,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 01:28:19,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 01:28:19,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 01:28:19,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 01:28:19,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 01:28:19,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 01:28:19,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 01:28:19,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 01:28:19,430 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 01:28:19,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 01:28:19,430 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 01:28:19,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 01:28:19,431 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 01:28:19,431 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 01:28:19,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 01:28:19,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 01:28:19,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 01:28:19,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 01:28:19,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 01:28:19,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 01:28:19,432 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 01:28:19,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 01:28:19,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 01:28:19,433 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_b5d67772-1085-4110-890c-2606cc2fa3d8/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 -> 79f8d22fb07c95427dd318f6d0f74f02d2c9197f [2019-11-20 01:28:19,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 01:28:19,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 01:28:19,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 01:28:19,579 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 01:28:19,580 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 01:28:19,580 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label02.c [2019-11-20 01:28:19,632 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/data/dc6e0ff0e/9de6dadc9a3d4b1d9a94d93ceb27047f/FLAG65c5b3a26 [2019-11-20 01:28:20,118 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 01:28:20,118 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/sv-benchmarks/c/eca-rers2012/Problem02_label02.c [2019-11-20 01:28:20,144 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/data/dc6e0ff0e/9de6dadc9a3d4b1d9a94d93ceb27047f/FLAG65c5b3a26 [2019-11-20 01:28:20,651 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/data/dc6e0ff0e/9de6dadc9a3d4b1d9a94d93ceb27047f [2019-11-20 01:28:20,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 01:28:20,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 01:28:20,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 01:28:20,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 01:28:20,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 01:28:20,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:28:20" (1/1) ... [2019-11-20 01:28:20,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8b52e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:20, skipping insertion in model container [2019-11-20 01:28:20,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:28:20" (1/1) ... [2019-11-20 01:28:20,668 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 01:28:20,719 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 01:28:21,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:28:21,151 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 01:28:21,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:28:21,287 INFO L192 MainTranslator]: Completed translation [2019-11-20 01:28:21,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21 WrapperNode [2019-11-20 01:28:21,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 01:28:21,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 01:28:21,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 01:28:21,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 01:28:21,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... [2019-11-20 01:28:21,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... [2019-11-20 01:28:21,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 01:28:21,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 01:28:21,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 01:28:21,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 01:28:21,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... [2019-11-20 01:28:21,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... [2019-11-20 01:28:21,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... [2019-11-20 01:28:21,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... [2019-11-20 01:28:21,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... [2019-11-20 01:28:21,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... [2019-11-20 01:28:21,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... [2019-11-20 01:28:21,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 01:28:21,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 01:28:21,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 01:28:21,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 01:28:21,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:28:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/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 01:28:21,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 01:28:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 01:28:23,450 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 01:28:23,450 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 01:28:23,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:28:23 BoogieIcfgContainer [2019-11-20 01:28:23,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 01:28:23,452 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 01:28:23,452 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 01:28:23,462 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 01:28:23,462 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:28:23" (1/1) ... [2019-11-20 01:28:23,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:28:23,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:23,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 01:28:23,507 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 01:28:23,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 01:28:23,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:23,898 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 01:28:24,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 163 states and 260 transitions. [2019-11-20 01:28:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 260 transitions. [2019-11-20 01:28:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 01:28:24,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:24,652 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 01:28:24,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:24,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 167 states and 267 transitions. [2019-11-20 01:28:24,950 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2019-11-20 01:28:24,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 01:28:24,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:25,025 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:25,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:25,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 172 states and 277 transitions. [2019-11-20 01:28:25,244 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 277 transitions. [2019-11-20 01:28:25,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 01:28:25,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:25,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:25,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2019-11-20 01:28:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2019-11-20 01:28:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 01:28:25,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:26,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:26,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 297 transitions. [2019-11-20 01:28:26,037 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 297 transitions. [2019-11-20 01:28:26,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 01:28:26,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:26,081 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 01:28:26,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:26,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 185 states and 300 transitions. [2019-11-20 01:28:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 300 transitions. [2019-11-20 01:28:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 01:28:26,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:26,161 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:26,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:26,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 189 states and 305 transitions. [2019-11-20 01:28:26,316 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 305 transitions. [2019-11-20 01:28:26,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 01:28:26,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:26,350 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 01:28:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:26,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 193 states and 310 transitions. [2019-11-20 01:28:26,505 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2019-11-20 01:28:26,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 01:28:26,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:26,571 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 01:28:26,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:26,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 196 states and 313 transitions. [2019-11-20 01:28:26,632 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 313 transitions. [2019-11-20 01:28:26,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 01:28:26,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:26,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 314 transitions. [2019-11-20 01:28:26,730 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 314 transitions. [2019-11-20 01:28:26,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 01:28:26,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:26,780 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 01:28:26,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:26,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 201 states and 319 transitions. [2019-11-20 01:28:26,922 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 319 transitions. [2019-11-20 01:28:26,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 01:28:26,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:26,946 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:26,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:26,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 202 states and 320 transitions. [2019-11-20 01:28:26,971 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 320 transitions. [2019-11-20 01:28:26,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 01:28:26,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:26,997 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 01:28:27,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:27,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 325 transitions. [2019-11-20 01:28:27,136 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 325 transitions. [2019-11-20 01:28:27,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 01:28:27,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:27,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:27,168 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 01:28:27,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:27,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 213 states and 332 transitions. [2019-11-20 01:28:27,232 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 332 transitions. [2019-11-20 01:28:27,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 01:28:27,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 01:28:27,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:27,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2019-11-20 01:28:27,862 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2019-11-20 01:28:27,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 01:28:27,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:27,919 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 01:28:28,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:28,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 250 states and 383 transitions. [2019-11-20 01:28:28,523 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2019-11-20 01:28:28,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 01:28:28,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:28,554 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 269 states and 406 transitions. [2019-11-20 01:28:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 406 transitions. [2019-11-20 01:28:28,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 01:28:28,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:29,000 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:29,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 273 states and 412 transitions. [2019-11-20 01:28:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 412 transitions. [2019-11-20 01:28:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 01:28:29,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:29,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:29,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 275 states and 414 transitions. [2019-11-20 01:28:29,239 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 414 transitions. [2019-11-20 01:28:29,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 01:28:29,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:29,267 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 01:28:29,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:29,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 279 states and 419 transitions. [2019-11-20 01:28:29,442 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 419 transitions. [2019-11-20 01:28:29,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 01:28:29,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:29,513 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:30,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 297 states and 439 transitions. [2019-11-20 01:28:30,161 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 439 transitions. [2019-11-20 01:28:30,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 01:28:30,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:30,189 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 313 states and 456 transitions. [2019-11-20 01:28:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 456 transitions. [2019-11-20 01:28:30,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 01:28:30,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:30,866 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:31,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 317 states and 466 transitions. [2019-11-20 01:28:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 466 transitions. [2019-11-20 01:28:31,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 01:28:31,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:31,301 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 01:28:31,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:31,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 326 states and 478 transitions. [2019-11-20 01:28:31,639 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 478 transitions. [2019-11-20 01:28:31,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 01:28:31,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:31,767 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 01:28:32,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:32,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 332 states and 490 transitions. [2019-11-20 01:28:32,183 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 490 transitions. [2019-11-20 01:28:32,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 01:28:32,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:34,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 360 states and 531 transitions. [2019-11-20 01:28:34,124 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 531 transitions. [2019-11-20 01:28:34,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 01:28:34,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:34,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:34,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 374 states and 549 transitions. [2019-11-20 01:28:34,795 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 549 transitions. [2019-11-20 01:28:34,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 01:28:34,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:35,012 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:36,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:36,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 398 states and 580 transitions. [2019-11-20 01:28:36,050 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 580 transitions. [2019-11-20 01:28:36,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 01:28:36,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:36,133 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 01:28:36,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:36,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 404 states and 587 transitions. [2019-11-20 01:28:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 587 transitions. [2019-11-20 01:28:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 01:28:36,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:36,339 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:36,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:36,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 408 states and 592 transitions. [2019-11-20 01:28:36,563 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 592 transitions. [2019-11-20 01:28:36,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 01:28:36,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:37,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 418 states and 611 transitions. [2019-11-20 01:28:37,312 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 611 transitions. [2019-11-20 01:28:37,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 01:28:37,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:37,345 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:37,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:37,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 420 states and 613 transitions. [2019-11-20 01:28:37,484 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 613 transitions. [2019-11-20 01:28:37,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 01:28:37,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:37,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:37,517 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:37,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 423 states and 616 transitions. [2019-11-20 01:28:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 616 transitions. [2019-11-20 01:28:37,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 01:28:37,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 01:28:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 453 states and 654 transitions. [2019-11-20 01:28:39,158 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 654 transitions. [2019-11-20 01:28:39,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 01:28:39,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:39,187 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 01:28:39,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:39,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 463 states and 665 transitions. [2019-11-20 01:28:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 665 transitions. [2019-11-20 01:28:39,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 01:28:39,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:39,642 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:39,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:39,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 466 states and 668 transitions. [2019-11-20 01:28:39,680 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 668 transitions. [2019-11-20 01:28:39,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 01:28:39,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:39,715 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 01:28:40,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:40,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 479 states and 686 transitions. [2019-11-20 01:28:40,604 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 686 transitions. [2019-11-20 01:28:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 01:28:40,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:40,640 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 01:28:40,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 485 states and 691 transitions. [2019-11-20 01:28:40,940 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 691 transitions. [2019-11-20 01:28:40,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 01:28:40,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 01:28:41,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:41,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 495 states and 715 transitions. [2019-11-20 01:28:41,763 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 715 transitions. [2019-11-20 01:28:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 01:28:41,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:41,795 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 01:28:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:42,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 501 states and 722 transitions. [2019-11-20 01:28:42,118 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 722 transitions. [2019-11-20 01:28:42,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 01:28:42,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:42,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:42,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 502 states and 723 transitions. [2019-11-20 01:28:42,275 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 723 transitions. [2019-11-20 01:28:42,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 01:28:42,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:42,317 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 511 states and 733 transitions. [2019-11-20 01:28:42,529 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 733 transitions. [2019-11-20 01:28:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 01:28:42,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 01:28:44,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:44,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 534 states and 759 transitions. [2019-11-20 01:28:44,507 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 759 transitions. [2019-11-20 01:28:44,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 01:28:44,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:44,552 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:45,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:45,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 552 states and 782 transitions. [2019-11-20 01:28:45,508 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 782 transitions. [2019-11-20 01:28:45,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 01:28:45,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:45,548 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 01:28:45,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:45,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 556 states and 787 transitions. [2019-11-20 01:28:45,910 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 787 transitions. [2019-11-20 01:28:45,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 01:28:45,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:45,944 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 01:28:46,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:46,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 571 states and 807 transitions. [2019-11-20 01:28:46,723 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 807 transitions. [2019-11-20 01:28:46,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 01:28:46,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:46,760 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:47,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:47,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 576 states and 812 transitions. [2019-11-20 01:28:47,335 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 812 transitions. [2019-11-20 01:28:47,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 01:28:47,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:47,370 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 01:28:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 579 states and 815 transitions. [2019-11-20 01:28:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 815 transitions. [2019-11-20 01:28:47,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 01:28:47,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:47,464 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:47,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:47,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 586 states and 823 transitions. [2019-11-20 01:28:47,529 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 823 transitions. [2019-11-20 01:28:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 01:28:47,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:47,587 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:47,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:47,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 587 states and 824 transitions. [2019-11-20 01:28:47,623 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 824 transitions. [2019-11-20 01:28:47,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 01:28:47,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:47,661 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 01:28:47,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:47,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 589 states and 825 transitions. [2019-11-20 01:28:47,840 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 825 transitions. [2019-11-20 01:28:47,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 01:28:47,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:47,930 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:48,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:48,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 609 states and 849 transitions. [2019-11-20 01:28:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 849 transitions. [2019-11-20 01:28:48,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 01:28:48,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:48,937 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:49,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:49,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 611 states and 850 transitions. [2019-11-20 01:28:49,065 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 850 transitions. [2019-11-20 01:28:49,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 01:28:49,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:49,100 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 01:28:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:49,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 617 states and 856 transitions. [2019-11-20 01:28:49,480 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 856 transitions. [2019-11-20 01:28:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 01:28:49,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:50,280 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:54,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:54,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 730 states and 976 transitions. [2019-11-20 01:28:54,484 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 976 transitions. [2019-11-20 01:28:54,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 01:28:54,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:54,521 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 01:28:54,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:54,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 733 states and 978 transitions. [2019-11-20 01:28:54,673 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 978 transitions. [2019-11-20 01:28:54,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 01:28:54,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:54,764 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 01:28:55,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:55,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 745 states and 995 transitions. [2019-11-20 01:28:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 995 transitions. [2019-11-20 01:28:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 01:28:55,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:55,716 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 01:28:57,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:57,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 759 states and 1014 transitions. [2019-11-20 01:28:57,106 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1014 transitions. [2019-11-20 01:28:57,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 01:28:57,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:57,242 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:28:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:58,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 790 states and 1049 transitions. [2019-11-20 01:28:58,977 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1049 transitions. [2019-11-20 01:28:58,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 01:28:58,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:59,022 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:59,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:59,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 795 states and 1057 transitions. [2019-11-20 01:28:59,291 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1057 transitions. [2019-11-20 01:28:59,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 01:28:59,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:59,338 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:28:59,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:28:59,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 797 states and 1058 transitions. [2019-11-20 01:28:59,580 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1058 transitions. [2019-11-20 01:28:59,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 01:28:59,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:28:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:28:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:29:00,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 814 states and 1086 transitions. [2019-11-20 01:29:00,226 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1086 transitions. [2019-11-20 01:29:00,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 01:29:00,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:29:00,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:00,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 816 states and 1087 transitions. [2019-11-20 01:29:00,668 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1087 transitions. [2019-11-20 01:29:00,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 01:29:00,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:00,776 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:29:01,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:01,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 818 states and 1088 transitions. [2019-11-20 01:29:01,130 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1088 transitions. [2019-11-20 01:29:01,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 01:29:01,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 01:29:02,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:02,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 836 states and 1107 transitions. [2019-11-20 01:29:02,329 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1107 transitions. [2019-11-20 01:29:02,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 01:29:02,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:02,382 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 01:29:03,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:03,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 848 states and 1119 transitions. [2019-11-20 01:29:03,178 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1119 transitions. [2019-11-20 01:29:03,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 01:29:03,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:04,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:04,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 859 states and 1134 transitions. [2019-11-20 01:29:04,082 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1134 transitions. [2019-11-20 01:29:04,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 01:29:04,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:04,196 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:04,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 869 states and 1143 transitions. [2019-11-20 01:29:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1143 transitions. [2019-11-20 01:29:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 01:29:04,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 01:29:05,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 881 states and 1154 transitions. [2019-11-20 01:29:05,421 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1154 transitions. [2019-11-20 01:29:05,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-20 01:29:05,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:05,449 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 01:29:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:05,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 885 states and 1159 transitions. [2019-11-20 01:29:05,618 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1159 transitions. [2019-11-20 01:29:05,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 01:29:05,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:05,720 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:07,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 907 states and 1184 transitions. [2019-11-20 01:29:07,470 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1184 transitions. [2019-11-20 01:29:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 01:29:07,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:07,569 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:08,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:08,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 913 states and 1190 transitions. [2019-11-20 01:29:08,650 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1190 transitions. [2019-11-20 01:29:08,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 01:29:08,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:08,743 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 01:29:09,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:09,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 926 states and 1205 transitions. [2019-11-20 01:29:09,143 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1205 transitions. [2019-11-20 01:29:09,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 01:29:09,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:09,309 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 01:29:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:09,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 938 states and 1220 transitions. [2019-11-20 01:29:09,975 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1220 transitions. [2019-11-20 01:29:09,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 01:29:09,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:10,103 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 01:29:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:11,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 950 states and 1233 transitions. [2019-11-20 01:29:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1233 transitions. [2019-11-20 01:29:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 01:29:11,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:11,303 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 01:29:11,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:11,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 958 states and 1241 transitions. [2019-11-20 01:29:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1241 transitions. [2019-11-20 01:29:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 01:29:11,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:11,709 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 01:29:13,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:13,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 971 states and 1265 transitions. [2019-11-20 01:29:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1265 transitions. [2019-11-20 01:29:13,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 01:29:13,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 01:29:13,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:13,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 977 states and 1270 transitions. [2019-11-20 01:29:13,139 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1270 transitions. [2019-11-20 01:29:13,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 01:29:13,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:13,182 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 01:29:13,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:13,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 981 states and 1274 transitions. [2019-11-20 01:29:13,568 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1274 transitions. [2019-11-20 01:29:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 01:29:13,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:29:14,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:14,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 993 states and 1287 transitions. [2019-11-20 01:29:14,524 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1287 transitions. [2019-11-20 01:29:14,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 01:29:14,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:14,571 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 01:29:14,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:14,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 995 states and 1289 transitions. [2019-11-20 01:29:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1289 transitions. [2019-11-20 01:29:14,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 01:29:14,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:14,630 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 01:29:15,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:15,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1012 states and 1309 transitions. [2019-11-20 01:29:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1309 transitions. [2019-11-20 01:29:15,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 01:29:15,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:15,219 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 01:29:16,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:16,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1021 states and 1322 transitions. [2019-11-20 01:29:16,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1322 transitions. [2019-11-20 01:29:16,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 01:29:16,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:16,721 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 01:29:18,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:18,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1048 states and 1355 transitions. [2019-11-20 01:29:18,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1355 transitions. [2019-11-20 01:29:18,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 01:29:18,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:18,102 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 01:29:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1054 states and 1361 transitions. [2019-11-20 01:29:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1361 transitions. [2019-11-20 01:29:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 01:29:18,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:18,808 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 01:29:20,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:20,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1093 states and 1407 transitions. [2019-11-20 01:29:20,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1407 transitions. [2019-11-20 01:29:20,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 01:29:20,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:20,880 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 01:29:21,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:21,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1098 states and 1413 transitions. [2019-11-20 01:29:21,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1413 transitions. [2019-11-20 01:29:21,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 01:29:21,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:22,227 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 01:29:27,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:27,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1164 states and 1495 transitions. [2019-11-20 01:29:27,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1495 transitions. [2019-11-20 01:29:27,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 01:29:27,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:27,578 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 01:29:29,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:29,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1170 states and 1505 transitions. [2019-11-20 01:29:29,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1505 transitions. [2019-11-20 01:29:29,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 01:29:29,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:29,487 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 01:29:29,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:29,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1174 states and 1508 transitions. [2019-11-20 01:29:29,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1508 transitions. [2019-11-20 01:29:29,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 01:29:29,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 01:29:30,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:30,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1192 states and 1531 transitions. [2019-11-20 01:29:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1531 transitions. [2019-11-20 01:29:30,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 01:29:30,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:30,089 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:29:30,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:30,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1199 states and 1538 transitions. [2019-11-20 01:29:30,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1538 transitions. [2019-11-20 01:29:30,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 01:29:30,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:30,501 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:31,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:31,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1207 states and 1548 transitions. [2019-11-20 01:29:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1548 transitions. [2019-11-20 01:29:31,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 01:29:31,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:31,716 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:32,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:32,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1212 states and 1552 transitions. [2019-11-20 01:29:32,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1552 transitions. [2019-11-20 01:29:32,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 01:29:32,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:32,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1218 states and 1557 transitions. [2019-11-20 01:29:32,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1557 transitions. [2019-11-20 01:29:32,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 01:29:32,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:32,979 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:33,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:33,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1238 states and 1583 transitions. [2019-11-20 01:29:33,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1583 transitions. [2019-11-20 01:29:33,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 01:29:33,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:33,199 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:33,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:33,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1246 states and 1592 transitions. [2019-11-20 01:29:33,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1592 transitions. [2019-11-20 01:29:33,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:33,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:33,989 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 01:29:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:39,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1305 states and 1666 transitions. [2019-11-20 01:29:39,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1666 transitions. [2019-11-20 01:29:39,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:39,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:39,765 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 01:29:41,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:41,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1311 states and 1678 transitions. [2019-11-20 01:29:41,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1678 transitions. [2019-11-20 01:29:41,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:41,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:29:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1314 states and 1681 transitions. [2019-11-20 01:29:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1681 transitions. [2019-11-20 01:29:41,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:41,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:41,750 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 01:29:41,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:41,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1316 states and 1687 transitions. [2019-11-20 01:29:41,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1687 transitions. [2019-11-20 01:29:41,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:41,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:42,027 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 01:29:43,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:43,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1355 states and 1732 transitions. [2019-11-20 01:29:43,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1732 transitions. [2019-11-20 01:29:43,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:43,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:43,754 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 01:29:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:46,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1397 states and 1780 transitions. [2019-11-20 01:29:46,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1780 transitions. [2019-11-20 01:29:46,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:46,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:46,981 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 01:29:47,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1403 states and 1786 transitions. [2019-11-20 01:29:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1786 transitions. [2019-11-20 01:29:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:47,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:47,916 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 01:29:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:48,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1408 states and 1790 transitions. [2019-11-20 01:29:48,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1790 transitions. [2019-11-20 01:29:48,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:48,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:48,314 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 01:29:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:49,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1413 states and 1797 transitions. [2019-11-20 01:29:49,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1797 transitions. [2019-11-20 01:29:49,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:49,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:49,398 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 01:29:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:49,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1415 states and 1798 transitions. [2019-11-20 01:29:49,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1798 transitions. [2019-11-20 01:29:49,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 01:29:49,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:49,865 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 01:29:50,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:50,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1418 states and 1800 transitions. [2019-11-20 01:29:50,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1800 transitions. [2019-11-20 01:29:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 01:29:50,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:50,116 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 01:29:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:51,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1424 states and 1806 transitions. [2019-11-20 01:29:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1806 transitions. [2019-11-20 01:29:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 01:29:51,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:51,497 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 01:29:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:51,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1425 states and 1807 transitions. [2019-11-20 01:29:51,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1807 transitions. [2019-11-20 01:29:51,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 01:29:51,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:51,866 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:29:51,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:51,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1426 states and 1811 transitions. [2019-11-20 01:29:51,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1811 transitions. [2019-11-20 01:29:51,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 01:29:51,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:52,006 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:29:53,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:53,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1433 states and 1819 transitions. [2019-11-20 01:29:53,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1819 transitions. [2019-11-20 01:29:53,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 01:29:53,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:53,142 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 01:29:53,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:53,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1450 states and 1839 transitions. [2019-11-20 01:29:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1839 transitions. [2019-11-20 01:29:53,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 01:29:53,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:53,889 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 01:29:54,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:54,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1456 states and 1845 transitions. [2019-11-20 01:29:54,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1845 transitions. [2019-11-20 01:29:54,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 01:29:54,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:54,860 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 01:29:55,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:55,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1464 states and 1852 transitions. [2019-11-20 01:29:55,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 1852 transitions. [2019-11-20 01:29:55,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 01:29:55,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:55,488 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 01:29:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:55,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1467 states and 1854 transitions. [2019-11-20 01:29:55,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 1854 transitions. [2019-11-20 01:29:55,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 01:29:55,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:55,830 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:56,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1478 states and 1869 transitions. [2019-11-20 01:29:56,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1869 transitions. [2019-11-20 01:29:56,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 01:29:56,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:56,460 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:56,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:56,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1481 states and 1872 transitions. [2019-11-20 01:29:56,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1872 transitions. [2019-11-20 01:29:56,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 01:29:56,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:29:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1494 states and 1887 transitions. [2019-11-20 01:29:58,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1887 transitions. [2019-11-20 01:29:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 01:29:58,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:58,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:58,206 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 01:29:58,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:58,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1495 states and 1887 transitions. [2019-11-20 01:29:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1887 transitions. [2019-11-20 01:29:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 01:29:58,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:58,481 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 01:29:58,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:58,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1503 states and 1896 transitions. [2019-11-20 01:29:58,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1896 transitions. [2019-11-20 01:29:58,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 01:29:58,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:59,031 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 01:29:59,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:29:59,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1507 states and 1899 transitions. [2019-11-20 01:29:59,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1899 transitions. [2019-11-20 01:29:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 01:29:59,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:29:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:29:59,528 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 01:30:00,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:00,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1511 states and 1904 transitions. [2019-11-20 01:30:00,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1904 transitions. [2019-11-20 01:30:00,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 01:30:00,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:00,728 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 01:30:01,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:01,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1515 states and 1908 transitions. [2019-11-20 01:30:01,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1908 transitions. [2019-11-20 01:30:01,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 01:30:01,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:01,522 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 01:30:02,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:02,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1526 states and 1919 transitions. [2019-11-20 01:30:02,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1919 transitions. [2019-11-20 01:30:02,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 01:30:02,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:02,281 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 01:30:02,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:02,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1530 states and 1922 transitions. [2019-11-20 01:30:02,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1922 transitions. [2019-11-20 01:30:02,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 01:30:02,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:02,742 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 01:30:02,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:02,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1531 states and 1922 transitions. [2019-11-20 01:30:02,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1922 transitions. [2019-11-20 01:30:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 01:30:02,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:03,028 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 01:30:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:03,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1537 states and 1928 transitions. [2019-11-20 01:30:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1928 transitions. [2019-11-20 01:30:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 01:30:03,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:03,963 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 01:30:04,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1554 states and 1946 transitions. [2019-11-20 01:30:04,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1946 transitions. [2019-11-20 01:30:04,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 01:30:04,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:04,639 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 01:30:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1560 states and 1951 transitions. [2019-11-20 01:30:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1951 transitions. [2019-11-20 01:30:05,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 01:30:05,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:05,134 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:30:05,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:05,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1567 states and 1958 transitions. [2019-11-20 01:30:05,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 1958 transitions. [2019-11-20 01:30:05,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 01:30:05,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:05,464 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 01:30:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:06,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1572 states and 1963 transitions. [2019-11-20 01:30:06,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1963 transitions. [2019-11-20 01:30:06,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 01:30:06,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:06,545 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1579 states and 1969 transitions. [2019-11-20 01:30:06,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1969 transitions. [2019-11-20 01:30:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 01:30:06,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:06,819 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:30:07,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:07,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1589 states and 1979 transitions. [2019-11-20 01:30:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1979 transitions. [2019-11-20 01:30:07,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 01:30:07,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:07,498 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:30:08,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:08,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1597 states and 1986 transitions. [2019-11-20 01:30:08,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 1986 transitions. [2019-11-20 01:30:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 01:30:08,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:08,143 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:08,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:08,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1605 states and 1993 transitions. [2019-11-20 01:30:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 1993 transitions. [2019-11-20 01:30:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 01:30:08,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:08,437 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 01:30:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:09,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1623 states and 2013 transitions. [2019-11-20 01:30:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 2013 transitions. [2019-11-20 01:30:09,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 01:30:09,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:09,833 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 01:30:10,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:10,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1628 states and 2017 transitions. [2019-11-20 01:30:10,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2017 transitions. [2019-11-20 01:30:10,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 01:30:10,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:10,302 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 01:30:10,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:10,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1638 states and 2031 transitions. [2019-11-20 01:30:10,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2031 transitions. [2019-11-20 01:30:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 01:30:10,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:10,792 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 01:30:11,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:11,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1642 states and 2037 transitions. [2019-11-20 01:30:11,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2037 transitions. [2019-11-20 01:30:11,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 01:30:11,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 01:30:12,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:12,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1645 states and 2040 transitions. [2019-11-20 01:30:12,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 2040 transitions. [2019-11-20 01:30:12,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 01:30:12,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:12,385 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:30:14,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:14,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1700 states and 2106 transitions. [2019-11-20 01:30:14,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2106 transitions. [2019-11-20 01:30:14,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 01:30:14,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:14,831 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:30:15,046 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2019-11-20 01:30:15,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1706 states and 2115 transitions. [2019-11-20 01:30:15,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2115 transitions. [2019-11-20 01:30:15,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 01:30:15,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:16,029 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:30:17,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:17,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1735 states and 2145 transitions. [2019-11-20 01:30:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2145 transitions. [2019-11-20 01:30:17,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 01:30:17,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:30:18,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:18,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1750 states and 2164 transitions. [2019-11-20 01:30:18,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2164 transitions. [2019-11-20 01:30:18,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 01:30:18,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:18,847 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 01:30:19,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:19,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1758 states and 2171 transitions. [2019-11-20 01:30:19,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2171 transitions. [2019-11-20 01:30:19,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:19,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:19,390 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:21,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1783 states and 2202 transitions. [2019-11-20 01:30:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2202 transitions. [2019-11-20 01:30:21,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:21,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:22,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:22,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1803 states and 2225 transitions. [2019-11-20 01:30:22,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2225 transitions. [2019-11-20 01:30:22,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:22,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:22,615 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:23,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1809 states and 2233 transitions. [2019-11-20 01:30:23,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2233 transitions. [2019-11-20 01:30:23,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:23,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:23,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:23,769 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:24,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1820 states and 2245 transitions. [2019-11-20 01:30:24,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2245 transitions. [2019-11-20 01:30:24,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:24,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:24,748 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:25,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:25,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1831 states and 2257 transitions. [2019-11-20 01:30:25,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2257 transitions. [2019-11-20 01:30:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:25,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:25,961 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:26,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:26,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1835 states and 2261 transitions. [2019-11-20 01:30:26,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2261 transitions. [2019-11-20 01:30:26,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:26,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:26,510 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:26,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:26,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1842 states and 2268 transitions. [2019-11-20 01:30:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2268 transitions. [2019-11-20 01:30:26,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:26,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:27,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:27,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1843 states and 2268 transitions. [2019-11-20 01:30:27,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2268 transitions. [2019-11-20 01:30:27,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:27,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:27,234 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:27,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:27,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1854 states and 2278 transitions. [2019-11-20 01:30:27,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2278 transitions. [2019-11-20 01:30:27,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:27,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:27,774 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:28,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1855 states and 2278 transitions. [2019-11-20 01:30:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 2278 transitions. [2019-11-20 01:30:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:28,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:28,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:28,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1859 states and 2282 transitions. [2019-11-20 01:30:28,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2282 transitions. [2019-11-20 01:30:28,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:28,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:28,690 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 01:30:29,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:29,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1866 states and 2288 transitions. [2019-11-20 01:30:29,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2288 transitions. [2019-11-20 01:30:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:29,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:29,159 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 01:30:31,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:31,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1876 states and 2309 transitions. [2019-11-20 01:30:31,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2309 transitions. [2019-11-20 01:30:31,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:31,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:31,516 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 01:30:31,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1882 states and 2314 transitions. [2019-11-20 01:30:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2314 transitions. [2019-11-20 01:30:31,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:31,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:31,879 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 01:30:32,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:32,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1889 states and 2321 transitions. [2019-11-20 01:30:32,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2321 transitions. [2019-11-20 01:30:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:32,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:32,869 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 01:30:33,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:33,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1893 states and 2325 transitions. [2019-11-20 01:30:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2325 transitions. [2019-11-20 01:30:33,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 01:30:33,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:33,556 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 01:30:33,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1903 states and 2334 transitions. [2019-11-20 01:30:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2334 transitions. [2019-11-20 01:30:33,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-20 01:30:33,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 01:30:34,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:34,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1905 states and 2338 transitions. [2019-11-20 01:30:34,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2338 transitions. [2019-11-20 01:30:34,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 01:30:34,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 01:30:34,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:34,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1916 states and 2348 transitions. [2019-11-20 01:30:34,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2348 transitions. [2019-11-20 01:30:34,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 01:30:34,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:34,633 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 01:30:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:35,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1920 states and 2352 transitions. [2019-11-20 01:30:35,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2352 transitions. [2019-11-20 01:30:35,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 01:30:35,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:35,362 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 01:30:35,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:35,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 1921 states and 2353 transitions. [2019-11-20 01:30:35,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2353 transitions. [2019-11-20 01:30:35,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 01:30:35,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 01:30:35,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:35,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 1924 states and 2355 transitions. [2019-11-20 01:30:35,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2355 transitions. [2019-11-20 01:30:35,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 01:30:35,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:35,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:35,907 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 01:30:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1931 states and 2362 transitions. [2019-11-20 01:30:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2362 transitions. [2019-11-20 01:30:36,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 01:30:36,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 01:30:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1935 states and 2365 transitions. [2019-11-20 01:30:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2365 transitions. [2019-11-20 01:30:36,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 01:30:36,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:36,577 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 01:30:36,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:36,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1936 states and 2365 transitions. [2019-11-20 01:30:36,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2365 transitions. [2019-11-20 01:30:36,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 01:30:36,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:36,674 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 01:30:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1938 states and 2367 transitions. [2019-11-20 01:30:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2367 transitions. [2019-11-20 01:30:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 01:30:36,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:36,772 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 01:30:36,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:36,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1941 states and 2371 transitions. [2019-11-20 01:30:36,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2371 transitions. [2019-11-20 01:30:36,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 01:30:36,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 01:30:39,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:39,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1964 states and 2398 transitions. [2019-11-20 01:30:39,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2398 transitions. [2019-11-20 01:30:39,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 01:30:39,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:39,562 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 01:30:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 1967 states and 2401 transitions. [2019-11-20 01:30:39,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2401 transitions. [2019-11-20 01:30:39,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-11-20 01:30:39,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 01:30:41,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:41,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1983 states and 2416 transitions. [2019-11-20 01:30:41,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2416 transitions. [2019-11-20 01:30:41,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 01:30:41,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:41,344 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 01:30:44,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:44,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2034 states and 2476 transitions. [2019-11-20 01:30:44,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2476 transitions. [2019-11-20 01:30:44,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 01:30:44,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:44,760 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 01:30:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:45,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2042 states and 2483 transitions. [2019-11-20 01:30:45,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2483 transitions. [2019-11-20 01:30:45,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 01:30:45,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:45,404 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 01:30:45,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:45,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2045 states and 2485 transitions. [2019-11-20 01:30:45,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2485 transitions. [2019-11-20 01:30:45,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 01:30:45,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:45,577 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 01:30:46,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:46,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2055 states and 2494 transitions. [2019-11-20 01:30:46,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2494 transitions. [2019-11-20 01:30:46,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 01:30:46,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:46,411 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 01:30:49,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2080 states and 2523 transitions. [2019-11-20 01:30:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2523 transitions. [2019-11-20 01:30:49,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 01:30:49,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:49,676 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 01:30:50,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:50,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2088 states and 2532 transitions. [2019-11-20 01:30:50,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2532 transitions. [2019-11-20 01:30:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 01:30:50,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 01:30:51,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:51,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2097 states and 2541 transitions. [2019-11-20 01:30:51,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2541 transitions. [2019-11-20 01:30:51,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 01:30:51,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:51,327 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:30:51,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:51,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2129 states and 2577 transitions. [2019-11-20 01:30:51,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 2577 transitions. [2019-11-20 01:30:51,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 01:30:51,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:30:52,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:52,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2144 states and 2594 transitions. [2019-11-20 01:30:52,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 2594 transitions. [2019-11-20 01:30:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 01:30:52,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:52,163 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:30:57,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:57,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2169 states and 2626 transitions. [2019-11-20 01:30:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2626 transitions. [2019-11-20 01:30:57,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 01:30:57,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:30:57,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:57,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2172 states and 2628 transitions. [2019-11-20 01:30:57,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 2628 transitions. [2019-11-20 01:30:57,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 01:30:57,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:57,671 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:30:58,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:58,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2178 states and 2636 transitions. [2019-11-20 01:30:58,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2636 transitions. [2019-11-20 01:30:58,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 01:30:58,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:58,889 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:30:59,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:30:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2181 states and 2638 transitions. [2019-11-20 01:30:59,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2638 transitions. [2019-11-20 01:30:59,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 01:30:59,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:30:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:30:59,625 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 01:31:00,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:00,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2207 states and 2663 transitions. [2019-11-20 01:31:00,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2663 transitions. [2019-11-20 01:31:00,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-20 01:31:00,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:00,555 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 01:31:00,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:00,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2226 states and 2682 transitions. [2019-11-20 01:31:00,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2682 transitions. [2019-11-20 01:31:00,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-20 01:31:00,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 01:31:01,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:01,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2234 states and 2689 transitions. [2019-11-20 01:31:01,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 2689 transitions. [2019-11-20 01:31:01,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 01:31:01,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:01,660 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 01:31:04,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:04,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2262 states and 2726 transitions. [2019-11-20 01:31:04,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2726 transitions. [2019-11-20 01:31:04,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 01:31:04,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:04,863 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 01:31:05,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2264 states and 2727 transitions. [2019-11-20 01:31:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 2727 transitions. [2019-11-20 01:31:05,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 01:31:05,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:05,772 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 01:31:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2266 states and 2728 transitions. [2019-11-20 01:31:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2728 transitions. [2019-11-20 01:31:06,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 01:31:06,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:06,465 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 01:31:07,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:07,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2276 states and 2739 transitions. [2019-11-20 01:31:07,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2739 transitions. [2019-11-20 01:31:07,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 01:31:07,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 01:31:08,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:08,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2279 states and 2742 transitions. [2019-11-20 01:31:08,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 2742 transitions. [2019-11-20 01:31:08,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 01:31:08,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:08,349 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 01:31:08,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:08,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 2281 states and 2743 transitions. [2019-11-20 01:31:08,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 2743 transitions. [2019-11-20 01:31:08,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 01:31:08,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:08,847 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 01:31:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 2285 states and 2747 transitions. [2019-11-20 01:31:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2747 transitions. [2019-11-20 01:31:09,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 01:31:09,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:09,222 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 01:31:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:09,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 2297 states and 2758 transitions. [2019-11-20 01:31:09,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2758 transitions. [2019-11-20 01:31:09,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 01:31:09,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:10,612 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 01:31:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:17,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2348 states and 2810 transitions. [2019-11-20 01:31:17,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 2810 transitions. [2019-11-20 01:31:17,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 01:31:17,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:17,470 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 01:31:17,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:17,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 2354 states and 2815 transitions. [2019-11-20 01:31:17,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 2815 transitions. [2019-11-20 01:31:17,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 01:31:17,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:17,979 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 01:31:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2360 states and 2821 transitions. [2019-11-20 01:31:18,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 2821 transitions. [2019-11-20 01:31:18,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 01:31:18,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:18,388 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 01:31:18,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:18,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2362 states and 2822 transitions. [2019-11-20 01:31:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2822 transitions. [2019-11-20 01:31:18,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 01:31:18,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:18,871 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 01:31:19,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:19,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2365 states and 2825 transitions. [2019-11-20 01:31:19,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 2825 transitions. [2019-11-20 01:31:19,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 01:31:19,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:19,542 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 01:31:20,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:20,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2380 states and 2839 transitions. [2019-11-20 01:31:20,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2839 transitions. [2019-11-20 01:31:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 01:31:20,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:20,191 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 01:31:20,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:20,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2395 states and 2853 transitions. [2019-11-20 01:31:20,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2853 transitions. [2019-11-20 01:31:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 01:31:20,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 01:31:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2409 states and 2867 transitions. [2019-11-20 01:31:24,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2867 transitions. [2019-11-20 01:31:24,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 01:31:24,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:24,984 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 01:31:27,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:27,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2458 states and 2916 transitions. [2019-11-20 01:31:27,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 2916 transitions. [2019-11-20 01:31:27,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 01:31:27,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 01:31:28,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:28,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2464 states and 2921 transitions. [2019-11-20 01:31:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 2921 transitions. [2019-11-20 01:31:28,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 01:31:28,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:28,328 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 01:31:29,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:29,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2466 states and 2923 transitions. [2019-11-20 01:31:29,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 2923 transitions. [2019-11-20 01:31:29,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-20 01:31:29,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-20 01:31:29,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:29,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2469 states and 2926 transitions. [2019-11-20 01:31:29,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 2926 transitions. [2019-11-20 01:31:29,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-20 01:31:29,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-20 01:31:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:30,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2472 states and 2929 transitions. [2019-11-20 01:31:30,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 2929 transitions. [2019-11-20 01:31:30,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-20 01:31:30,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:30,945 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2019-11-20 01:31:40,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:40,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 2614 states and 3092 transitions. [2019-11-20 01:31:40,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 3092 transitions. [2019-11-20 01:31:40,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-20 01:31:40,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 01:31:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 01:31:40,944 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2019-11-20 01:31:42,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 01:31:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 2578 states and 3044 transitions. [2019-11-20 01:31:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 3044 transitions. [2019-11-20 01:31:42,695 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 01:31:42,695 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 216 iterations. [2019-11-20 01:31:42,702 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 01:31:42,953 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 41 [2019-11-20 01:31:43,059 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 7 [2019-11-20 01:31:43,226 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 7 [2019-11-20 01:31:43,388 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 7 [2019-11-20 01:31:43,559 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 7 [2019-11-20 01:31:43,709 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 7 [2019-11-20 01:31:43,982 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 7 [2019-11-20 01:31:44,137 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 7 [2019-11-20 01:31:44,411 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 7 [2019-11-20 01:31:44,536 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 7 [2019-11-20 01:31:44,696 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 7 [2019-11-20 01:31:44,899 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 7 [2019-11-20 01:31:45,033 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 7 [2019-11-20 01:31:45,218 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 7 [2019-11-20 01:31:45,435 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 7 [2019-11-20 01:31:45,586 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 7 [2019-11-20 01:31:45,950 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 7 [2019-11-20 01:31:46,237 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 47 [2019-11-20 01:31:46,467 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 7 [2019-11-20 01:31:46,671 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 7 [2019-11-20 01:31:46,785 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 7 [2019-11-20 01:31:46,954 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 7 [2019-11-20 01:31:47,071 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 7 [2019-11-20 01:31:47,214 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 7 [2019-11-20 01:31:47,483 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 7 [2019-11-20 01:31:47,642 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 7 [2019-11-20 01:31:47,747 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 7 [2019-11-20 01:31:47,936 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 41 [2019-11-20 01:31:48,121 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 7 [2019-11-20 01:31:48,234 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 7 [2019-11-20 01:31:48,469 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 7 [2019-11-20 01:31:48,632 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 7 [2019-11-20 01:31:48,899 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 7 [2019-11-20 01:31:49,684 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 7 [2019-11-20 01:31:49,851 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 7 [2019-11-20 01:31:50,040 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 7 [2019-11-20 01:31:50,471 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 7 [2019-11-20 01:31:50,703 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 41 [2019-11-20 01:31:50,936 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 7 [2019-11-20 01:31:51,064 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 7 [2019-11-20 01:31:51,235 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 7 [2019-11-20 01:31:51,401 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 7 [2019-11-20 01:31:51,712 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 46 [2019-11-20 01:31:51,939 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 01:31:51,942 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-20 01:31:51,948 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-20 01:31:51,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 01:31:51 ImpRootNode [2019-11-20 01:31:51,949 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 01:31:51,950 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 01:31:51,950 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 01:31:51,950 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 01:31:51,950 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:28:23" (3/4) ... [2019-11-20 01:31:51,953 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 01:31:51,976 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-11-20 01:31:51,978 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-20 01:31:51,980 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 01:31:51,981 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 01:31:52,120 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b5d67772-1085-4110-890c-2606cc2fa3d8/bin/ukojak/witness.graphml [2019-11-20 01:31:52,121 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 01:31:52,122 INFO L168 Benchmark]: Toolchain (without parser) took 211467.61 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.3 GB). Free memory was 944.8 MB in the beginning and 3.3 GB in the end (delta: -2.3 GB). Peak memory consumption was 971.5 MB. Max. memory is 11.5 GB. [2019-11-20 01:31:52,122 INFO L168 Benchmark]: CDTParser took 0.26 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 01:31:52,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-20 01:31:52,123 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.61 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 01:31:52,124 INFO L168 Benchmark]: Boogie Preprocessor took 76.78 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 01:31:52,124 INFO L168 Benchmark]: RCFGBuilder took 1971.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.4 MB in the end (delta: 231.3 MB). Peak memory consumption was 231.3 MB. Max. memory is 11.5 GB. [2019-11-20 01:31:52,125 INFO L168 Benchmark]: CodeCheck took 208497.43 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 881.4 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2019-11-20 01:31:52,125 INFO L168 Benchmark]: Witness Printer took 171.36 ms. Allocated memory is still 4.3 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-20 01:31:52,128 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: 199.2s, OverallIterations: 216, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 19922972 SDtfs, 1256764274 SDslu, 205521064 SDs, 0 SdLazy, 834278294 SolverSat, 176687236 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1198.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 233773 GetRequests, 230591 SyntacticMatches, 1588 SemanticMatches, 1594 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1757831 ImplicationChecksByTransitivity, 170.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 13.0s InterpolantComputationTime, 33655 NumberOfCodeBlocks, 33655 NumberOfCodeBlocksAsserted, 215 NumberOfCheckSat, 33440 ConstructedInterpolants, 0 QuantifiedInterpolants, 14035432 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 215 InterpolantComputations, 179 PerfectInterpolantSequences, 22790/23049 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: 451]: 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: a17 == 8 || !(8 == a28) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: !(8 == a28) || a17 == 8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 632.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 114.61 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.78 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1971.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.4 MB in the end (delta: 231.3 MB). Peak memory consumption was 231.3 MB. Max. memory is 11.5 GB. * CodeCheck took 208497.43 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 881.4 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. * Witness Printer took 171.36 ms. Allocated memory is still 4.3 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...