./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label12.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/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 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 04:30:52,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 04:30:52,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 04:30:52,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 04:30:52,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 04:30:52,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 04:30:52,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 04:30:52,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 04:30:52,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 04:30:52,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 04:30:52,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 04:30:52,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 04:30:52,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 04:30:52,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 04:30:52,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 04:30:52,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 04:30:52,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 04:30:52,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 04:30:52,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 04:30:52,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 04:30:52,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 04:30:52,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 04:30:52,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 04:30:52,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 04:30:52,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 04:30:52,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 04:30:52,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 04:30:52,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 04:30:52,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 04:30:52,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 04:30:52,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 04:30:52,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 04:30:52,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 04:30:52,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 04:30:52,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 04:30:52,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 04:30:52,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 04:30:52,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 04:30:52,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 04:30:52,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 04:30:52,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 04:30:52,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 04:30:52,430 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 04:30:52,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 04:30:52,431 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 04:30:52,431 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 04:30:52,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 04:30:52,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 04:30:52,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 04:30:52,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 04:30:52,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 04:30:52,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 04:30:52,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 04:30:52,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 04:30:52,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 04:30:52,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 04:30:52,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 04:30:52,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 04:30:52,433 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 04:30:52,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 04:30:52,433 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 04:30:52,433 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 04:30:52,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 04:30:52,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 04:30:52,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 04:30:52,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 04:30:52,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 04:30:52,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 04:30:52,434 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 04:30:52,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 04:30:52,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 04:30:52,434 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_0abf73b2-7f14-4913-8b91-8993a418d30e/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 -> 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 [2019-12-02 04:30:52,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 04:30:52,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 04:30:52,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 04:30:52,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 04:30:52,550 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 04:30:52,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-12-02 04:30:52,593 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/data/d989149d9/fa12200ae0ff4752bc1237f77df74c4a/FLAGe279be22a [2019-12-02 04:30:53,084 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 04:30:53,085 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-12-02 04:30:53,094 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/data/d989149d9/fa12200ae0ff4752bc1237f77df74c4a/FLAGe279be22a [2019-12-02 04:30:53,103 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/data/d989149d9/fa12200ae0ff4752bc1237f77df74c4a [2019-12-02 04:30:53,105 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 04:30:53,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 04:30:53,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 04:30:53,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 04:30:53,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 04:30:53,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b1d85b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53, skipping insertion in model container [2019-12-02 04:30:53,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 04:30:53,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 04:30:53,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 04:30:53,394 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 04:30:53,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 04:30:53,467 INFO L208 MainTranslator]: Completed translation [2019-12-02 04:30:53,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53 WrapperNode [2019-12-02 04:30:53,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 04:30:53,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 04:30:53,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 04:30:53,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 04:30:53,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 04:30:53,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 04:30:53,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 04:30:53,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 04:30:53,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... [2019-12-02 04:30:53,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 04:30:53,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 04:30:53,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 04:30:53,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 04:30:53,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:30:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 04:30:53,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 04:30:53,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 04:30:54,712 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 04:30:54,713 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-02 04:30:54,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:30:54 BoogieIcfgContainer [2019-12-02 04:30:54,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 04:30:54,715 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 04:30:54,715 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 04:30:54,725 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 04:30:54,725 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:30:54" (1/1) ... [2019-12-02 04:30:54,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 04:30:54,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:54,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2019-12-02 04:30:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2019-12-02 04:30:54,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-02 04:30:54,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:55,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:30:55,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:55,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 221 transitions. [2019-12-02 04:30:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2019-12-02 04:30:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 04:30:55,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:55,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:30:55,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:55,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 149 states and 226 transitions. [2019-12-02 04:30:55,544 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2019-12-02 04:30:55,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 04:30:55,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:30:55,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 154 states and 236 transitions. [2019-12-02 04:30:55,680 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 236 transitions. [2019-12-02 04:30:55,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-02 04:30:55,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:55,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:30:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:56,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 224 states and 321 transitions. [2019-12-02 04:30:56,154 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 321 transitions. [2019-12-02 04:30:56,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-02 04:30:56,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:30:56,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:56,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 234 states and 337 transitions. [2019-12-02 04:30:56,626 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 337 transitions. [2019-12-02 04:30:56,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 04:30:56,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:56,677 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 04:30:57,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:57,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 245 states and 355 transitions. [2019-12-02 04:30:57,166 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 355 transitions. [2019-12-02 04:30:57,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 04:30:57,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:57,204 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 04:30:57,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:57,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 250 states and 361 transitions. [2019-12-02 04:30:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 361 transitions. [2019-12-02 04:30:57,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 04:30:57,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:57,533 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 04:30:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:57,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 253 states and 364 transitions. [2019-12-02 04:30:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 364 transitions. [2019-12-02 04:30:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-02 04:30:57,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:57,648 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 04:30:57,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 264 states and 377 transitions. [2019-12-02 04:30:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 377 transitions. [2019-12-02 04:30:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 04:30:57,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:30:58,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:58,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 270 states and 386 transitions. [2019-12-02 04:30:58,219 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 386 transitions. [2019-12-02 04:30:58,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 04:30:58,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:58,245 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:30:58,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:58,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 273 states and 391 transitions. [2019-12-02 04:30:58,348 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 391 transitions. [2019-12-02 04:30:58,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 04:30:58,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:58,364 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:30:58,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:58,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 275 states and 393 transitions. [2019-12-02 04:30:58,393 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 393 transitions. [2019-12-02 04:30:58,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-02 04:30:58,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:58,455 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 04:30:58,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:58,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 283 states and 402 transitions. [2019-12-02 04:30:58,595 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 402 transitions. [2019-12-02 04:30:58,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-02 04:30:58,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:58,707 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:30:59,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:59,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 288 states and 409 transitions. [2019-12-02 04:30:59,202 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 409 transitions. [2019-12-02 04:30:59,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 04:30:59,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:59,266 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 04:30:59,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:30:59,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 301 states and 430 transitions. [2019-12-02 04:30:59,850 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 430 transitions. [2019-12-02 04:30:59,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 04:30:59,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:30:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:30:59,881 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 04:31:00,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:00,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 306 states and 436 transitions. [2019-12-02 04:31:00,158 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 436 transitions. [2019-12-02 04:31:00,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 04:31:00,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:00,188 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 04:31:00,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:00,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 309 states and 439 transitions. [2019-12-02 04:31:00,331 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 439 transitions. [2019-12-02 04:31:00,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 04:31:00,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 328 states and 461 transitions. [2019-12-02 04:31:00,768 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 461 transitions. [2019-12-02 04:31:00,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-02 04:31:00,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 04:31:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 345 states and 481 transitions. [2019-12-02 04:31:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 481 transitions. [2019-12-02 04:31:01,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-02 04:31:01,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 04:31:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 347 states and 482 transitions. [2019-12-02 04:31:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 482 transitions. [2019-12-02 04:31:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 04:31:01,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:01,284 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:01,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:01,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 377 states and 516 transitions. [2019-12-02 04:31:01,824 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 516 transitions. [2019-12-02 04:31:01,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-02 04:31:01,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:01,899 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:31:02,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:02,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 393 states and 532 transitions. [2019-12-02 04:31:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 532 transitions. [2019-12-02 04:31:02,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-12-02 04:31:02,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:02,680 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:31:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 415 states and 559 transitions. [2019-12-02 04:31:04,986 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 559 transitions. [2019-12-02 04:31:04,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-12-02 04:31:04,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:31:05,553 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2019-12-02 04:31:06,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:06,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 420 states and 563 transitions. [2019-12-02 04:31:06,490 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 563 transitions. [2019-12-02 04:31:06,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-12-02 04:31:06,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:06,524 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 04:31:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:07,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 428 states and 574 transitions. [2019-12-02 04:31:07,232 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 574 transitions. [2019-12-02 04:31:07,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-12-02 04:31:07,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:07,257 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 04:31:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:07,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 429 states and 575 transitions. [2019-12-02 04:31:07,492 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 575 transitions. [2019-12-02 04:31:07,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-02 04:31:07,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:07,752 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:31:09,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:09,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 438 states and 592 transitions. [2019-12-02 04:31:09,319 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 592 transitions. [2019-12-02 04:31:09,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-02 04:31:09,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:09,414 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:31:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:10,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 441 states and 597 transitions. [2019-12-02 04:31:10,818 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 597 transitions. [2019-12-02 04:31:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-02 04:31:10,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:31:11,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:11,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 443 states and 599 transitions. [2019-12-02 04:31:11,127 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 599 transitions. [2019-12-02 04:31:11,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-12-02 04:31:11,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:11,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:11,213 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:31:11,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:11,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 459 states and 618 transitions. [2019-12-02 04:31:11,560 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 618 transitions. [2019-12-02 04:31:11,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-12-02 04:31:11,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:11,591 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 04:31:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 470 states and 630 transitions. [2019-12-02 04:31:11,634 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 630 transitions. [2019-12-02 04:31:11,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-02 04:31:11,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:11,854 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 04:31:15,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:15,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 510 states and 677 transitions. [2019-12-02 04:31:15,088 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 677 transitions. [2019-12-02 04:31:15,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-02 04:31:15,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 04:31:17,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:17,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 519 states and 685 transitions. [2019-12-02 04:31:17,388 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 685 transitions. [2019-12-02 04:31:17,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-02 04:31:17,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:17,841 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 89 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:19,902 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2019-12-02 04:31:20,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:20,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 547 states and 723 transitions. [2019-12-02 04:31:20,496 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 723 transitions. [2019-12-02 04:31:20,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-02 04:31:20,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:20,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:20,578 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 89 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:21,073 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2019-12-02 04:31:21,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:21,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 552 states and 729 transitions. [2019-12-02 04:31:21,283 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 729 transitions. [2019-12-02 04:31:21,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-02 04:31:21,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:21,336 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 89 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:21,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 555 states and 733 transitions. [2019-12-02 04:31:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 733 transitions. [2019-12-02 04:31:21,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-02 04:31:21,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:21,899 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:31:22,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:22,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 580 states and 763 transitions. [2019-12-02 04:31:22,493 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 763 transitions. [2019-12-02 04:31:22,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-12-02 04:31:22,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:22,520 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 04:31:22,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:22,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 587 states and 770 transitions. [2019-12-02 04:31:22,551 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 770 transitions. [2019-12-02 04:31:22,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 04:31:22,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:23,394 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:25,371 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-12-02 04:31:27,898 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2019-12-02 04:31:28,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 617 states and 813 transitions. [2019-12-02 04:31:28,906 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 813 transitions. [2019-12-02 04:31:28,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 04:31:28,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:30,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:30,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 624 states and 822 transitions. [2019-12-02 04:31:30,631 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 822 transitions. [2019-12-02 04:31:30,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 04:31:30,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:30,706 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:31,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:31,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 626 states and 823 transitions. [2019-12-02 04:31:31,805 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 823 transitions. [2019-12-02 04:31:31,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-02 04:31:31,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:31,837 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 04:31:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:31,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 642 states and 838 transitions. [2019-12-02 04:31:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 838 transitions. [2019-12-02 04:31:31,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-02 04:31:31,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:31,932 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 04:31:32,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:32,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 645 states and 841 transitions. [2019-12-02 04:31:32,198 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 841 transitions. [2019-12-02 04:31:32,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-02 04:31:32,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:32,638 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-12-02 04:31:33,271 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2019-12-02 04:31:33,355 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:35,922 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2019-12-02 04:31:36,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:36,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 710 states and 908 transitions. [2019-12-02 04:31:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 908 transitions. [2019-12-02 04:31:36,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-12-02 04:31:36,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:37,155 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2019-12-02 04:31:37,517 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 04:31:39,409 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-12-02 04:31:41,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:41,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 765 states and 968 transitions. [2019-12-02 04:31:41,866 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 968 transitions. [2019-12-02 04:31:41,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-12-02 04:31:41,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:41,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:42,888 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 23 [2019-12-02 04:31:42,970 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:46,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:46,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 833 states and 1050 transitions. [2019-12-02 04:31:46,651 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1050 transitions. [2019-12-02 04:31:46,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-12-02 04:31:46,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:47,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 837 states and 1054 transitions. [2019-12-02 04:31:47,258 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1054 transitions. [2019-12-02 04:31:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-02 04:31:47,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:47,319 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-02 04:31:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 838 states and 1054 transitions. [2019-12-02 04:31:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1054 transitions. [2019-12-02 04:31:47,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-02 04:31:47,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:47,395 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:31:47,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:47,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 877 states and 1093 transitions. [2019-12-02 04:31:47,529 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1093 transitions. [2019-12-02 04:31:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-02 04:31:47,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:47,942 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 04:31:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 885 states and 1105 transitions. [2019-12-02 04:31:49,082 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1105 transitions. [2019-12-02 04:31:49,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-02 04:31:49,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:49,221 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 04:31:49,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:49,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 890 states and 1110 transitions. [2019-12-02 04:31:49,811 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1110 transitions. [2019-12-02 04:31:49,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-12-02 04:31:49,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 04:31:51,250 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2019-12-02 04:31:51,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:51,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 959 states and 1180 transitions. [2019-12-02 04:31:51,772 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1180 transitions. [2019-12-02 04:31:51,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-02 04:31:51,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:51,891 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 04:31:52,497 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2019-12-02 04:31:52,890 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2019-12-02 04:31:56,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:56,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 979 states and 1206 transitions. [2019-12-02 04:31:56,960 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1206 transitions. [2019-12-02 04:31:56,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-02 04:31:56,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:57,069 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 04:31:57,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:57,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 981 states and 1208 transitions. [2019-12-02 04:31:57,436 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1208 transitions. [2019-12-02 04:31:57,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-02 04:31:57,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 04:31:58,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:58,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 983 states and 1210 transitions. [2019-12-02 04:31:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1210 transitions. [2019-12-02 04:31:58,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-02 04:31:58,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:58,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 04:31:58,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:58,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 985 states and 1212 transitions. [2019-12-02 04:31:58,148 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1212 transitions. [2019-12-02 04:31:58,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 04:31:58,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:58,196 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 04:31:58,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:58,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 987 states and 1214 transitions. [2019-12-02 04:31:58,525 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1214 transitions. [2019-12-02 04:31:58,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 04:31:58,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 04:31:58,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:58,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 989 states and 1215 transitions. [2019-12-02 04:31:58,967 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1215 transitions. [2019-12-02 04:31:58,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-02 04:31:58,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:31:59,012 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-02 04:31:59,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:31:59,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 992 states and 1219 transitions. [2019-12-02 04:31:59,272 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1219 transitions. [2019-12-02 04:31:59,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-02 04:31:59,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:31:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:00,132 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:32:05,256 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2019-12-02 04:32:05,619 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2019-12-02 04:32:06,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:06,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1018 states and 1249 transitions. [2019-12-02 04:32:06,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1249 transitions. [2019-12-02 04:32:06,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-02 04:32:06,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:06,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:06,407 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:32:06,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:06,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1021 states and 1253 transitions. [2019-12-02 04:32:06,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1253 transitions. [2019-12-02 04:32:06,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-02 04:32:06,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:07,653 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 04:32:10,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:10,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1038 states and 1275 transitions. [2019-12-02 04:32:10,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1275 transitions. [2019-12-02 04:32:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-02 04:32:10,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 04:32:13,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:13,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1071 states and 1309 transitions. [2019-12-02 04:32:13,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1309 transitions. [2019-12-02 04:32:13,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-02 04:32:13,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:14,653 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:32:15,034 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2019-12-02 04:32:15,320 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 29 [2019-12-02 04:32:22,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1129 states and 1376 transitions. [2019-12-02 04:32:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1376 transitions. [2019-12-02 04:32:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-02 04:32:22,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:22,282 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:32:25,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:25,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1162 states and 1409 transitions. [2019-12-02 04:32:25,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1409 transitions. [2019-12-02 04:32:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-02 04:32:25,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:25,258 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:32:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:26,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1186 states and 1436 transitions. [2019-12-02 04:32:26,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1436 transitions. [2019-12-02 04:32:26,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-02 04:32:26,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:26,692 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-02 04:32:27,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:27,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1189 states and 1439 transitions. [2019-12-02 04:32:27,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1439 transitions. [2019-12-02 04:32:27,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-02 04:32:27,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:27,177 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-02 04:32:27,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:27,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1191 states and 1440 transitions. [2019-12-02 04:32:27,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1440 transitions. [2019-12-02 04:32:27,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-02 04:32:27,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:29,650 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:32:31,479 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-12-02 04:32:32,142 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2019-12-02 04:32:46,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:46,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1246 states and 1513 transitions. [2019-12-02 04:32:46,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1513 transitions. [2019-12-02 04:32:46,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-02 04:32:46,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:46,835 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:32:51,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:51,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1266 states and 1536 transitions. [2019-12-02 04:32:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1536 transitions. [2019-12-02 04:32:51,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-02 04:32:51,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:52,230 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:32:53,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:32:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1292 states and 1564 transitions. [2019-12-02 04:32:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1564 transitions. [2019-12-02 04:32:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-02 04:32:53,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:32:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:32:55,023 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 25 [2019-12-02 04:32:55,147 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 04:32:55,590 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2019-12-02 04:32:56,191 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-12-02 04:32:58,405 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-12-02 04:32:59,764 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-12-02 04:33:04,125 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-12-02 04:33:04,762 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-12-02 04:33:07,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:33:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1340 states and 1619 transitions. [2019-12-02 04:33:07,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1619 transitions. [2019-12-02 04:33:07,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-02 04:33:07,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:33:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:33:07,582 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 04:33:08,979 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2019-12-02 04:33:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:33:10,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1342 states and 1619 transitions. [2019-12-02 04:33:10,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1619 transitions. [2019-12-02 04:33:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-12-02 04:33:10,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:33:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:33:11,429 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-12-02 04:33:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:33:14,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1412 states and 1693 transitions. [2019-12-02 04:33:14,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1693 transitions. [2019-12-02 04:33:14,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-02 04:33:14,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:33:14,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:33:18,577 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 04:33:19,787 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2019-12-02 04:33:21,471 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-12-02 04:33:22,913 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-12-02 04:33:24,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:33:24,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1416 states and 1700 transitions. [2019-12-02 04:33:24,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1700 transitions. [2019-12-02 04:33:24,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-02 04:33:24,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:33:24,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:33:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 04:33:26,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:33:26,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1419 states and 1704 transitions. [2019-12-02 04:33:26,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1704 transitions. [2019-12-02 04:33:26,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-02 04:33:26,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:33:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:33:26,913 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-02 04:33:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:33:28,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1489 states and 1779 transitions. [2019-12-02 04:33:28,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1779 transitions. [2019-12-02 04:33:28,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-12-02 04:33:28,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:33:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:33:32,684 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-02 04:33:33,101 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2019-12-02 04:33:36,346 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-12-02 04:33:38,405 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-12-02 04:33:56,608 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-12-02 04:34:00,249 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2019-12-02 04:34:03,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:03,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1625 states and 1944 transitions. [2019-12-02 04:34:03,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1944 transitions. [2019-12-02 04:34:03,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-12-02 04:34:03,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-02 04:34:09,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:09,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1631 states and 1952 transitions. [2019-12-02 04:34:09,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 1952 transitions. [2019-12-02 04:34:09,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-12-02 04:34:09,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:09,494 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-02 04:34:10,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1636 states and 1958 transitions. [2019-12-02 04:34:10,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1958 transitions. [2019-12-02 04:34:10,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-12-02 04:34:10,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:10,726 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-02 04:34:11,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:11,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1639 states and 1962 transitions. [2019-12-02 04:34:11,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 1962 transitions. [2019-12-02 04:34:11,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-12-02 04:34:11,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:11,596 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-02 04:34:13,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:13,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1648 states and 1974 transitions. [2019-12-02 04:34:13,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 1974 transitions. [2019-12-02 04:34:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-12-02 04:34:13,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-02 04:34:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1650 states and 1975 transitions. [2019-12-02 04:34:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 1975 transitions. [2019-12-02 04:34:14,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-12-02 04:34:14,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:14,627 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 189 proven. 11 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2019-12-02 04:34:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1652 states and 1979 transitions. [2019-12-02 04:34:17,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 1979 transitions. [2019-12-02 04:34:17,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-12-02 04:34:17,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:18,103 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-12-02 04:34:27,227 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-12-02 04:34:29,316 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-12-02 04:34:34,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:34,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1774 states and 2118 transitions. [2019-12-02 04:34:34,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2118 transitions. [2019-12-02 04:34:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-12-02 04:34:34,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-12-02 04:34:38,025 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-12-02 04:34:39,248 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-12-02 04:34:47,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1800 states and 2148 transitions. [2019-12-02 04:34:47,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2148 transitions. [2019-12-02 04:34:47,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-12-02 04:34:47,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:47,430 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-12-02 04:34:47,910 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2019-12-02 04:34:48,327 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-12-02 04:34:50,669 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2019-12-02 04:34:51,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:34:51,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1806 states and 2152 transitions. [2019-12-02 04:34:51,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2152 transitions. [2019-12-02 04:34:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-12-02 04:34:51,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:34:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:34:53,148 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-12-02 04:34:53,842 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2019-12-02 04:34:55,139 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-02 04:34:56,414 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2019-12-02 04:34:58,028 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-12-02 04:35:00,460 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-12-02 04:35:01,575 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-12-02 04:35:08,802 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-12-02 04:35:10,160 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-12-02 04:35:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:35:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1854 states and 2202 transitions. [2019-12-02 04:35:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2202 transitions. [2019-12-02 04:35:12,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-02 04:35:12,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:35:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:35:16,032 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-02 04:35:20,624 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2019-12-02 04:35:21,819 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2019-12-02 04:35:22,872 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-12-02 04:35:24,056 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-12-02 04:35:25,293 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2019-12-02 04:35:27,470 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-12-02 04:35:32,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:35:32,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1907 states and 2260 transitions. [2019-12-02 04:35:32,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2260 transitions. [2019-12-02 04:35:32,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-02 04:35:32,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:35:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:35:32,978 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-02 04:35:35,180 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-12-02 04:35:36,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:35:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1912 states and 2264 transitions. [2019-12-02 04:35:36,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2264 transitions. [2019-12-02 04:35:36,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-02 04:35:36,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:35:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:35:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-02 04:35:37,024 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-12-02 04:35:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:35:40,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1919 states and 2271 transitions. [2019-12-02 04:35:40,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2271 transitions. [2019-12-02 04:35:40,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-02 04:35:40,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:35:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:35:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-02 04:35:41,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:35:41,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1920 states and 2271 transitions. [2019-12-02 04:35:41,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2271 transitions. [2019-12-02 04:35:41,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-02 04:35:41,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:35:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:35:41,540 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-02 04:35:42,126 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-12-02 04:35:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:35:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1939 states and 2289 transitions. [2019-12-02 04:35:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2289 transitions. [2019-12-02 04:35:46,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-12-02 04:35:46,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:35:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:35:47,601 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-02 04:35:55,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:35:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2016 states and 2371 transitions. [2019-12-02 04:35:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 2371 transitions. [2019-12-02 04:35:55,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-12-02 04:35:55,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:35:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:35:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 241 proven. 8 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-12-02 04:36:04,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:04,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 2027 states and 2384 transitions. [2019-12-02 04:36:04,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2384 transitions. [2019-12-02 04:36:04,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-12-02 04:36:04,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:04,400 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 241 proven. 8 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-12-02 04:36:05,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:05,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2029 states and 2386 transitions. [2019-12-02 04:36:05,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2386 transitions. [2019-12-02 04:36:05,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-12-02 04:36:05,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 342 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-12-02 04:36:06,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:06,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 2031 states and 2387 transitions. [2019-12-02 04:36:06,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2387 transitions. [2019-12-02 04:36:06,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-12-02 04:36:06,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:06,598 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2019-12-02 04:36:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2033 states and 2388 transitions. [2019-12-02 04:36:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2388 transitions. [2019-12-02 04:36:07,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-12-02 04:36:07,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:09,552 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-12-02 04:36:10,858 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2019-12-02 04:36:13,570 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-12-02 04:36:18,602 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-12-02 04:36:21,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 2049 states and 2406 transitions. [2019-12-02 04:36:21,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2406 transitions. [2019-12-02 04:36:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-12-02 04:36:21,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:21,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-12-02 04:36:25,842 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-12-02 04:36:28,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:28,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2099 states and 2455 transitions. [2019-12-02 04:36:28,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2455 transitions. [2019-12-02 04:36:28,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-12-02 04:36:28,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:30,517 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 476 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-02 04:36:32,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:32,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2103 states and 2461 transitions. [2019-12-02 04:36:32,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2461 transitions. [2019-12-02 04:36:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-12-02 04:36:32,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:32,955 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 476 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-02 04:36:33,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:33,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2106 states and 2464 transitions. [2019-12-02 04:36:33,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 2464 transitions. [2019-12-02 04:36:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-02 04:36:33,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:34,840 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 346 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-12-02 04:36:43,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:43,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2126 states and 2483 transitions. [2019-12-02 04:36:43,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2483 transitions. [2019-12-02 04:36:43,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-02 04:36:43,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 346 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-12-02 04:36:45,534 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-12-02 04:36:50,618 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2019-12-02 04:36:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:54,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2146 states and 2504 transitions. [2019-12-02 04:36:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2504 transitions. [2019-12-02 04:36:54,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-02 04:36:54,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:36:55,406 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 346 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-12-02 04:36:57,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:36:57,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2148 states and 2505 transitions. [2019-12-02 04:36:57,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 2505 transitions. [2019-12-02 04:36:57,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-12-02 04:36:57,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:36:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:37:00,222 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-12-02 04:37:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 04:37:05,698 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-12-02 04:37:06,381 WARN L192 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-12-02 04:37:07,637 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-12-02 04:37:10,359 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-12-02 04:37:13,571 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-12-02 04:37:17,445 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-12-02 04:37:18,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:37:18,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2178 states and 2538 transitions. [2019-12-02 04:37:18,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2538 transitions. [2019-12-02 04:37:18,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-12-02 04:37:18,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:37:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:37:18,828 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 04:37:21,091 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2019-12-02 04:37:21,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:37:21,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2196 states and 2555 transitions. [2019-12-02 04:37:21,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 2555 transitions. [2019-12-02 04:37:21,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-02 04:37:21,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:37:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:37:23,691 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 23 [2019-12-02 04:37:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 541 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 04:37:24,883 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-12-02 04:37:27,165 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-12-02 04:37:30,091 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-12-02 04:37:30,891 WARN L192 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-12-02 04:37:33,249 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-12-02 04:37:36,296 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-12-02 04:37:37,812 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2019-12-02 04:37:38,536 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-12-02 04:37:39,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:37:39,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2257 states and 2619 transitions. [2019-12-02 04:37:39,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2619 transitions. [2019-12-02 04:37:39,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-02 04:37:39,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:37:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:37:40,189 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 541 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 04:37:40,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:37:40,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2265 states and 2626 transitions. [2019-12-02 04:37:40,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2626 transitions. [2019-12-02 04:37:40,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-12-02 04:37:40,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:37:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:37:41,067 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 413 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-12-02 04:37:48,146 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-12-02 04:37:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:37:50,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2379 states and 2750 transitions. [2019-12-02 04:37:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2750 transitions. [2019-12-02 04:37:50,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-12-02 04:37:50,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:37:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:37:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-02 04:37:57,224 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-12-02 04:37:59,076 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2019-12-02 04:38:00,830 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-12-02 04:38:03,387 WARN L192 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-12-02 04:38:04,694 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-12-02 04:38:05,466 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-12-02 04:38:06,063 WARN L192 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-12-02 04:38:07,435 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-12-02 04:38:08,224 WARN L192 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-12-02 04:38:09,580 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-12-02 04:38:10,039 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2019-12-02 04:38:12,098 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-12-02 04:38:12,593 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-12-02 04:38:17,156 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-12-02 04:38:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:38:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2430 states and 2803 transitions. [2019-12-02 04:38:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 2803 transitions. [2019-12-02 04:38:17,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-12-02 04:38:17,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:38:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:38:17,673 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-02 04:38:19,414 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-12-02 04:38:19,805 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-12-02 04:38:20,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:38:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2448 states and 2820 transitions. [2019-12-02 04:38:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 2820 transitions. [2019-12-02 04:38:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-12-02 04:38:20,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:38:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:38:23,647 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-12-02 04:38:25,788 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2019-12-02 04:38:26,036 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 04:38:27,293 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-12-02 04:38:29,483 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-12-02 04:38:33,084 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-12-02 04:38:35,079 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-12-02 04:38:35,944 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-12-02 04:38:37,716 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-12-02 04:38:40,446 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-12-02 04:38:41,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:38:41,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2496 states and 2870 transitions. [2019-12-02 04:38:41,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 2870 transitions. [2019-12-02 04:38:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2019-12-02 04:38:41,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:38:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:38:44,442 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 291 proven. 319 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2019-12-02 04:38:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:38:51,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 2566 states and 2943 transitions. [2019-12-02 04:38:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 2943 transitions. [2019-12-02 04:38:51,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2019-12-02 04:38:51,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:38:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:38:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 435 proven. 390 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 04:38:54,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:38:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2631 states and 3008 transitions. [2019-12-02 04:38:54,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 3008 transitions. [2019-12-02 04:38:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2019-12-02 04:38:54,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:38:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:38:54,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 435 proven. 390 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 04:38:54,901 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-12-02 04:38:57,598 WARN L192 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-12-02 04:38:58,001 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2019-12-02 04:39:01,054 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-12-02 04:39:01,468 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2019-12-02 04:39:09,000 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2019-12-02 04:39:15,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:39:15,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 2700 states and 3083 transitions. [2019-12-02 04:39:15,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3083 transitions. [2019-12-02 04:39:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2019-12-02 04:39:15,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:39:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:39:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 435 proven. 390 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 04:39:16,524 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2019-12-02 04:39:18,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:39:18,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 2491 states and 2850 transitions. [2019-12-02 04:39:18,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 2850 transitions. [2019-12-02 04:39:18,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 04:39:18,776 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 118 iterations. [2019-12-02 04:39:18,784 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 04:39:18,950 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 39 [2019-12-02 04:39:19,208 WARN L192 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 46 [2019-12-02 04:39:19,448 WARN L192 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 42 [2019-12-02 04:39:19,699 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 46 [2019-12-02 04:39:19,894 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 43 [2019-12-02 04:39:20,177 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 41 [2019-12-02 04:39:20,424 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 32 [2019-12-02 04:39:20,669 WARN L192 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 42 [2019-12-02 04:39:20,903 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 42 [2019-12-02 04:39:21,010 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2019-12-02 04:39:21,124 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2019-12-02 04:39:21,282 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 32 [2019-12-02 04:39:21,517 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 39 [2019-12-02 04:39:21,791 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 42 [2019-12-02 04:39:21,900 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 35 [2019-12-02 04:39:22,141 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 42 [2019-12-02 04:39:22,387 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 42 [2019-12-02 04:39:22,499 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-12-02 04:39:22,805 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 38 [2019-12-02 04:39:22,915 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 34 [2019-12-02 04:39:23,040 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2019-12-02 04:39:23,279 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 42 [2019-12-02 04:39:23,514 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 44 [2019-12-02 04:39:23,707 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 41 [2019-12-02 04:39:23,890 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 41 [2019-12-02 04:39:23,996 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-12-02 04:39:24,235 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 46 [2019-12-02 04:39:24,482 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 44 [2019-12-02 04:39:24,713 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 44 [2019-12-02 04:39:24,823 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 35 [2019-12-02 04:39:24,986 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 39 [2019-12-02 04:39:25,088 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 34 [2019-12-02 04:39:25,318 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 44 [2019-12-02 04:39:25,548 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 44 [2019-12-02 04:39:25,885 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2019-12-02 04:39:26,069 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 41 [2019-12-02 04:39:26,186 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2019-12-02 04:39:26,398 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 42 [2019-12-02 04:39:26,524 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 34 [2019-12-02 04:39:26,770 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2019-12-02 04:39:26,987 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 41 [2019-12-02 04:39:27,099 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 30 [2019-12-02 04:39:27,346 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 41 [2019-12-02 04:39:27,588 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 41 [2019-12-02 04:39:27,752 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 35 [2019-12-02 04:39:27,882 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2019-12-02 04:39:28,092 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 39 [2019-12-02 04:39:28,386 WARN L192 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 32 [2019-12-02 04:39:28,516 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2019-12-02 04:39:28,809 WARN L192 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 46 [2019-12-02 04:39:28,957 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 35 [2019-12-02 04:39:29,183 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 39 [2019-12-02 04:39:29,302 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 34 [2019-12-02 04:39:29,507 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 39 [2019-12-02 04:39:29,795 WARN L192 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 42 [2019-12-02 04:39:30,450 WARN L192 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 77 [2019-12-02 04:39:30,555 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 33 [2019-12-02 04:39:30,663 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 34 [2019-12-02 04:39:30,931 WARN L192 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 46 [2019-12-02 04:39:31,210 WARN L192 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 46 [2019-12-02 04:39:31,454 WARN L192 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 43 [2019-12-02 04:39:31,582 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2019-12-02 04:39:31,792 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 41 [2019-12-02 04:39:32,000 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 41 [2019-12-02 04:39:32,201 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 39 [2019-12-02 04:39:32,434 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 42 [2019-12-02 04:39:32,434 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 04:39:32,438 INFO L569 CodeCheckObserver]: Invariant with dag size 32 [2019-12-02 04:39:32,447 INFO L569 CodeCheckObserver]: Invariant with dag size 32 [2019-12-02 04:39:32,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 04:39:32 ImpRootNode [2019-12-02 04:39:32,449 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 04:39:32,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 04:39:32,449 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 04:39:32,449 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 04:39:32,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:30:54" (3/4) ... [2019-12-02 04:39:32,452 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 04:39:32,469 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2019-12-02 04:39:32,470 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-12-02 04:39:32,471 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-12-02 04:39:32,472 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 04:39:32,540 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0abf73b2-7f14-4913-8b91-8993a418d30e/bin/ukojak/witness.graphml [2019-12-02 04:39:32,540 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 04:39:32,541 INFO L168 Benchmark]: Toolchain (without parser) took 519435.61 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 345.5 MB). Free memory was 932.9 MB in the beginning and 479.1 MB in the end (delta: 453.7 MB). Peak memory consumption was 799.2 MB. Max. memory is 11.5 GB. [2019-12-02 04:39:32,541 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 04:39:32,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 932.9 MB in the beginning and 1.1 GB in the end (delta: -148.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2019-12-02 04:39:32,542 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 04:39:32,542 INFO L168 Benchmark]: Boogie Preprocessor took 50.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 04:39:32,542 INFO L168 Benchmark]: RCFGBuilder took 1141.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 861.9 MB in the end (delta: 208.2 MB). Peak memory consumption was 208.2 MB. Max. memory is 11.5 GB. [2019-12-02 04:39:32,543 INFO L168 Benchmark]: CodeCheck took 517734.14 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 237.5 MB). Free memory was 861.9 MB in the beginning and 502.9 MB in the end (delta: 359.0 MB). Peak memory consumption was 680.3 MB. Max. memory is 11.5 GB. [2019-12-02 04:39:32,543 INFO L168 Benchmark]: Witness Printer took 91.21 ms. Allocated memory is still 1.4 GB. Free memory was 502.9 MB in the beginning and 479.1 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-12-02 04:39:32,544 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Result: SAFE, OverallTime: 504.0s, OverallIterations: 118, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 874917228 SDtfs, 1728520264 SDslu, 686473208 SDs, 0 SdLazy, -283381988 SolverSat, -141369696 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 676.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151187 GetRequests, 143626 SyntacticMatches, 5913 SemanticMatches, 1648 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2035971 ImplicationChecksByTransitivity, 465.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 66.5s InterpolantComputationTime, 22666 NumberOfCodeBlocks, 22666 NumberOfCodeBlocksAsserted, 117 NumberOfCheckSat, 22549 ConstructedInterpolants, 0 QuantifiedInterpolants, 41104452 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 117 InterpolantComputations, 85 PerfectInterpolantSequences, 27568/29668 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: 536]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 <= 0) && 14 == a8) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 == 1) && 14 == a8)) || !(1 == a7)) || !(a16 == 5)) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && 15 == a8) && a20 <= 0)) || (((13 == a8 && a17 == 1) && a12 == 8) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 <= 0) && 14 == a8) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 == 1) && 14 == a8)) || !(1 == a7)) || !(a16 == 5)) || (((13 == a8 && a17 == 1) && a12 == 8) && a20 == 1)) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && 15 == a8) && a20 <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 361.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 932.9 MB in the beginning and 1.1 GB in the end (delta: -148.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1141.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 861.9 MB in the end (delta: 208.2 MB). Peak memory consumption was 208.2 MB. Max. memory is 11.5 GB. * CodeCheck took 517734.14 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 237.5 MB). Free memory was 861.9 MB in the beginning and 502.9 MB in the end (delta: 359.0 MB). Peak memory consumption was 680.3 MB. Max. memory is 11.5 GB. * Witness Printer took 91.21 ms. Allocated memory is still 1.4 GB. Free memory was 502.9 MB in the beginning and 479.1 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...