./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label48.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_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label48.c -s /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/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 d21c5ccf8cec8e25a14d9a868b5f3d1150798ab4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 20:07:57,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 20:07:57,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 20:07:57,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 20:07:57,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 20:07:57,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 20:07:57,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 20:07:57,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 20:07:57,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 20:07:57,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 20:07:57,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 20:07:57,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 20:07:57,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 20:07:57,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 20:07:57,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 20:07:57,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 20:07:57,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 20:07:57,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 20:07:57,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 20:07:57,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 20:07:57,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 20:07:57,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 20:07:57,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 20:07:57,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 20:07:57,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 20:07:57,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 20:07:57,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 20:07:57,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 20:07:57,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 20:07:57,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 20:07:57,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 20:07:57,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 20:07:57,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 20:07:57,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 20:07:57,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 20:07:57,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 20:07:57,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 20:07:57,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 20:07:57,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 20:07:57,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 20:07:57,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 20:07:57,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 20:07:57,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 20:07:57,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 20:07:57,475 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 20:07:57,476 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 20:07:57,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 20:07:57,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 20:07:57,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 20:07:57,476 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 20:07:57,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 20:07:57,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 20:07:57,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 20:07:57,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 20:07:57,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 20:07:57,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 20:07:57,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 20:07:57,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 20:07:57,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 20:07:57,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 20:07:57,478 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 20:07:57,478 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 20:07:57,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 20:07:57,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 20:07:57,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 20:07:57,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 20:07:57,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 20:07:57,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 20:07:57,479 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 20:07:57,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 20:07:57,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 20:07:57,479 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_30f40a5f-4ca2-440d-9f59-31a32ee313e3/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 -> d21c5ccf8cec8e25a14d9a868b5f3d1150798ab4 [2019-12-01 20:07:57,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 20:07:57,595 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 20:07:57,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 20:07:57,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 20:07:57,600 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 20:07:57,601 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label48.c [2019-12-01 20:07:57,641 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/data/4b7da230d/13cc217860dd44aea892650ef1e033b6/FLAG4d881ca07 [2019-12-01 20:07:58,012 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 20:07:58,013 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/sv-benchmarks/c/eca-rers2012/Problem02_label48.c [2019-12-01 20:07:58,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/data/4b7da230d/13cc217860dd44aea892650ef1e033b6/FLAG4d881ca07 [2019-12-01 20:07:58,403 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/data/4b7da230d/13cc217860dd44aea892650ef1e033b6 [2019-12-01 20:07:58,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 20:07:58,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 20:07:58,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 20:07:58,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 20:07:58,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 20:07:58,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c26b366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58, skipping insertion in model container [2019-12-01 20:07:58,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 20:07:58,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 20:07:58,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 20:07:58,696 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 20:07:58,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 20:07:58,761 INFO L208 MainTranslator]: Completed translation [2019-12-01 20:07:58,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58 WrapperNode [2019-12-01 20:07:58,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 20:07:58,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 20:07:58,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 20:07:58,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 20:07:58,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 20:07:58,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 20:07:58,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 20:07:58,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 20:07:58,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... [2019-12-01 20:07:58,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 20:07:58,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 20:07:58,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 20:07:58,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 20:07:58,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:07:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 20:07:58,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 20:07:58,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 20:08:00,035 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 20:08:00,036 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 20:08:00,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:08:00 BoogieIcfgContainer [2019-12-01 20:08:00,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 20:08:00,037 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 20:08:00,037 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 20:08:00,046 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 20:08:00,046 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:08:00" (1/1) ... [2019-12-01 20:08:00,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 20:08:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:00,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-12-01 20:08:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-12-01 20:08:00,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 20:08:00,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:00,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:00,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2019-12-01 20:08:00,669 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2019-12-01 20:08:00,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 20:08:00,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:00,750 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:01,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:01,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 242 states and 336 transitions. [2019-12-01 20:08:01,115 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 336 transitions. [2019-12-01 20:08:01,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 20:08:01,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:01,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 246 states and 341 transitions. [2019-12-01 20:08:01,293 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 341 transitions. [2019-12-01 20:08:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 20:08:01,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:01,334 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:01,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 255 states and 355 transitions. [2019-12-01 20:08:01,471 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 355 transitions. [2019-12-01 20:08:01,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-01 20:08:01,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:01,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:01,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:01,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 258 states and 358 transitions. [2019-12-01 20:08:01,528 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 358 transitions. [2019-12-01 20:08:01,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-12-01 20:08:01,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:01,557 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 20:08:01,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 262 states and 365 transitions. [2019-12-01 20:08:01,714 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 365 transitions. [2019-12-01 20:08:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 20:08:01,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:01,739 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 20:08:01,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:01,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 266 states and 370 transitions. [2019-12-01 20:08:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 370 transitions. [2019-12-01 20:08:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 20:08:01,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:01,956 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 283 states and 395 transitions. [2019-12-01 20:08:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 395 transitions. [2019-12-01 20:08:02,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 20:08:02,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:02,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:02,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 301 states and 420 transitions. [2019-12-01 20:08:02,784 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 420 transitions. [2019-12-01 20:08:02,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 20:08:02,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:02,852 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:02,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:02,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 304 states and 426 transitions. [2019-12-01 20:08:02,936 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 426 transitions. [2019-12-01 20:08:02,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 20:08:02,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:02,954 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:03,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:03,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 307 states and 429 transitions. [2019-12-01 20:08:03,068 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 429 transitions. [2019-12-01 20:08:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 20:08:03,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:03,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:03,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 330 states and 460 transitions. [2019-12-01 20:08:03,724 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 460 transitions. [2019-12-01 20:08:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 20:08:03,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:03,745 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:03,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 332 states and 462 transitions. [2019-12-01 20:08:03,812 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 462 transitions. [2019-12-01 20:08:03,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 20:08:03,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 20:08:04,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:04,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 411 states and 544 transitions. [2019-12-01 20:08:04,488 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 544 transitions. [2019-12-01 20:08:04,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-01 20:08:04,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:04,585 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 433 states and 573 transitions. [2019-12-01 20:08:05,501 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 573 transitions. [2019-12-01 20:08:05,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-01 20:08:05,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:05,571 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:05,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:05,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 436 states and 576 transitions. [2019-12-01 20:08:05,700 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 576 transitions. [2019-12-01 20:08:05,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-01 20:08:05,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:05,760 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:05,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 439 states and 579 transitions. [2019-12-01 20:08:05,874 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 579 transitions. [2019-12-01 20:08:05,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-01 20:08:05,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:05,895 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:05,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:05,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 445 states and 585 transitions. [2019-12-01 20:08:05,921 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 585 transitions. [2019-12-01 20:08:05,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-01 20:08:05,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:05,947 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:06,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:06,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 449 states and 590 transitions. [2019-12-01 20:08:06,125 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 590 transitions. [2019-12-01 20:08:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-01 20:08:06,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:06,153 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 20:08:06,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:06,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 451 states and 592 transitions. [2019-12-01 20:08:06,220 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 592 transitions. [2019-12-01 20:08:06,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-12-01 20:08:06,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 462 states and 607 transitions. [2019-12-01 20:08:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 607 transitions. [2019-12-01 20:08:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-12-01 20:08:06,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:06,531 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 20:08:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:06,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 471 states and 617 transitions. [2019-12-01 20:08:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 617 transitions. [2019-12-01 20:08:06,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-01 20:08:06,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:07,043 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 481 states and 631 transitions. [2019-12-01 20:08:07,502 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 631 transitions. [2019-12-01 20:08:07,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-12-01 20:08:07,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:07,533 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 20:08:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 484 states and 635 transitions. [2019-12-01 20:08:07,708 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 635 transitions. [2019-12-01 20:08:07,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-12-01 20:08:07,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:07,744 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 20:08:07,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:07,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 492 states and 642 transitions. [2019-12-01 20:08:07,884 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 642 transitions. [2019-12-01 20:08:07,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-01 20:08:07,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:08,028 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:08,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 498 states and 649 transitions. [2019-12-01 20:08:08,378 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 649 transitions. [2019-12-01 20:08:08,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-12-01 20:08:08,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:08,701 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:10,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:10,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 538 states and 704 transitions. [2019-12-01 20:08:10,467 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 704 transitions. [2019-12-01 20:08:10,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-12-01 20:08:10,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:10,509 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 541 states and 707 transitions. [2019-12-01 20:08:10,706 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 707 transitions. [2019-12-01 20:08:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-01 20:08:10,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 20:08:11,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 562 states and 730 transitions. [2019-12-01 20:08:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 730 transitions. [2019-12-01 20:08:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-01 20:08:11,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:11,348 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 20:08:11,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 563 states and 731 transitions. [2019-12-01 20:08:11,439 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 731 transitions. [2019-12-01 20:08:11,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-01 20:08:11,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:11,462 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:11,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:11,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 566 states and 734 transitions. [2019-12-01 20:08:11,615 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 734 transitions. [2019-12-01 20:08:11,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-12-01 20:08:11,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:11,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 583 states and 753 transitions. [2019-12-01 20:08:11,707 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 753 transitions. [2019-12-01 20:08:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-01 20:08:11,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:11,733 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:11,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 587 states and 758 transitions. [2019-12-01 20:08:11,929 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 758 transitions. [2019-12-01 20:08:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-01 20:08:11,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 20:08:12,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:12,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 596 states and 768 transitions. [2019-12-01 20:08:12,336 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 768 transitions. [2019-12-01 20:08:12,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-01 20:08:12,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:12,364 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:12,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 598 states and 770 transitions. [2019-12-01 20:08:12,382 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 770 transitions. [2019-12-01 20:08:12,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 20:08:12,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:12,410 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 600 states and 772 transitions. [2019-12-01 20:08:12,432 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 772 transitions. [2019-12-01 20:08:12,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-01 20:08:12,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:12,587 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 58 proven. 8 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 20:08:13,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:13,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 650 states and 832 transitions. [2019-12-01 20:08:13,605 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 832 transitions. [2019-12-01 20:08:13,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-12-01 20:08:13,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:13,630 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 20:08:13,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:13,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 655 states and 837 transitions. [2019-12-01 20:08:13,788 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 837 transitions. [2019-12-01 20:08:13,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-01 20:08:13,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:13,813 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 20:08:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:13,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 656 states and 838 transitions. [2019-12-01 20:08:13,827 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 838 transitions. [2019-12-01 20:08:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-01 20:08:13,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:13,903 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 20:08:14,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 662 states and 843 transitions. [2019-12-01 20:08:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 843 transitions. [2019-12-01 20:08:14,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-01 20:08:14,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:14,102 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 20:08:14,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:14,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 668 states and 848 transitions. [2019-12-01 20:08:14,212 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 848 transitions. [2019-12-01 20:08:14,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-12-01 20:08:14,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:14,260 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 20:08:15,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:15,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 687 states and 870 transitions. [2019-12-01 20:08:15,876 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 870 transitions. [2019-12-01 20:08:15,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 20:08:15,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 20:08:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:15,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 688 states and 871 transitions. [2019-12-01 20:08:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 871 transitions. [2019-12-01 20:08:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 20:08:15,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:15,999 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 20:08:16,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:16,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 695 states and 878 transitions. [2019-12-01 20:08:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 878 transitions. [2019-12-01 20:08:16,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-01 20:08:16,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:16,161 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:16,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:16,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 724 states and 910 transitions. [2019-12-01 20:08:16,267 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 910 transitions. [2019-12-01 20:08:16,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-01 20:08:16,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:16,383 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 20:08:17,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:17,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 753 states and 945 transitions. [2019-12-01 20:08:17,080 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 945 transitions. [2019-12-01 20:08:17,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-01 20:08:17,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 20:08:17,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:17,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 756 states and 947 transitions. [2019-12-01 20:08:17,199 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 947 transitions. [2019-12-01 20:08:17,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-01 20:08:17,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 20:08:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:17,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 773 states and 964 transitions. [2019-12-01 20:08:17,278 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 964 transitions. [2019-12-01 20:08:17,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-12-01 20:08:17,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:17,339 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 20:08:17,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:17,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 775 states and 965 transitions. [2019-12-01 20:08:17,543 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 965 transitions. [2019-12-01 20:08:17,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 20:08:17,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:17,617 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:18,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:18,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 805 states and 996 transitions. [2019-12-01 20:08:18,452 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 996 transitions. [2019-12-01 20:08:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 20:08:18,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:18,505 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:19,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:19,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 818 states and 1014 transitions. [2019-12-01 20:08:19,105 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1014 transitions. [2019-12-01 20:08:19,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 20:08:19,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:19,154 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:19,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 821 states and 1017 transitions. [2019-12-01 20:08:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1017 transitions. [2019-12-01 20:08:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 20:08:19,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:19,419 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:19,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:19,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 824 states and 1020 transitions. [2019-12-01 20:08:19,636 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1020 transitions. [2019-12-01 20:08:19,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-12-01 20:08:19,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:19,756 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 826 states and 1022 transitions. [2019-12-01 20:08:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1022 transitions. [2019-12-01 20:08:19,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-01 20:08:19,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:20,047 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 20:08:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 905 states and 1106 transitions. [2019-12-01 20:08:21,084 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1106 transitions. [2019-12-01 20:08:21,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 20:08:21,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:21,169 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:21,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:21,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 915 states and 1123 transitions. [2019-12-01 20:08:21,720 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1123 transitions. [2019-12-01 20:08:21,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 20:08:21,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:21,789 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:21,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:21,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 918 states and 1128 transitions. [2019-12-01 20:08:21,977 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1128 transitions. [2019-12-01 20:08:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 20:08:21,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:22,009 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 940 states and 1152 transitions. [2019-12-01 20:08:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1152 transitions. [2019-12-01 20:08:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 20:08:22,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:22,161 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-01 20:08:22,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:22,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 941 states and 1154 transitions. [2019-12-01 20:08:22,190 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1154 transitions. [2019-12-01 20:08:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-12-01 20:08:22,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:22,263 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-12-01 20:08:22,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 943 states and 1156 transitions. [2019-12-01 20:08:22,333 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1156 transitions. [2019-12-01 20:08:22,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-12-01 20:08:22,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:22,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 946 states and 1164 transitions. [2019-12-01 20:08:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1164 transitions. [2019-12-01 20:08:22,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-12-01 20:08:22,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:22,484 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:23,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:23,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 958 states and 1179 transitions. [2019-12-01 20:08:23,056 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1179 transitions. [2019-12-01 20:08:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-12-01 20:08:23,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:23,850 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:25,204 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-12-01 20:08:27,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:27,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 981 states and 1212 transitions. [2019-12-01 20:08:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1212 transitions. [2019-12-01 20:08:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-12-01 20:08:27,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:28,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 987 states and 1219 transitions. [2019-12-01 20:08:28,044 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1219 transitions. [2019-12-01 20:08:28,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-12-01 20:08:28,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:28,083 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:28,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 991 states and 1224 transitions. [2019-12-01 20:08:28,210 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1224 transitions. [2019-12-01 20:08:28,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-12-01 20:08:28,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 20:08:28,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:28,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1004 states and 1236 transitions. [2019-12-01 20:08:28,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1236 transitions. [2019-12-01 20:08:28,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-12-01 20:08:28,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-12-01 20:08:28,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:28,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1016 states and 1247 transitions. [2019-12-01 20:08:28,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1247 transitions. [2019-12-01 20:08:28,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-12-01 20:08:28,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:30,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:30,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1041 states and 1272 transitions. [2019-12-01 20:08:30,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1272 transitions. [2019-12-01 20:08:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 20:08:30,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:30,391 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-01 20:08:31,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:31,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1079 states and 1319 transitions. [2019-12-01 20:08:31,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1319 transitions. [2019-12-01 20:08:31,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 20:08:31,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:31,558 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 20:08:31,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:31,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1093 states and 1333 transitions. [2019-12-01 20:08:31,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1333 transitions. [2019-12-01 20:08:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 20:08:31,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:31,652 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 20:08:31,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:31,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1110 states and 1349 transitions. [2019-12-01 20:08:31,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1349 transitions. [2019-12-01 20:08:31,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 20:08:31,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:32,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:32,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1120 states and 1361 transitions. [2019-12-01 20:08:32,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1361 transitions. [2019-12-01 20:08:32,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-12-01 20:08:32,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:32,646 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 20:08:32,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:32,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1126 states and 1366 transitions. [2019-12-01 20:08:32,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1366 transitions. [2019-12-01 20:08:32,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-12-01 20:08:32,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:32,729 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 20:08:33,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:33,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1141 states and 1386 transitions. [2019-12-01 20:08:33,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1386 transitions. [2019-12-01 20:08:33,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-01 20:08:33,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:33,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:33,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1143 states and 1388 transitions. [2019-12-01 20:08:33,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1388 transitions. [2019-12-01 20:08:33,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-01 20:08:33,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:33,793 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:34,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:34,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1145 states and 1390 transitions. [2019-12-01 20:08:34,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1390 transitions. [2019-12-01 20:08:34,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 20:08:34,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:34,165 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 20:08:35,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:35,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1155 states and 1410 transitions. [2019-12-01 20:08:35,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1410 transitions. [2019-12-01 20:08:35,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 20:08:35,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:35,615 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 20:08:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:35,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1158 states and 1415 transitions. [2019-12-01 20:08:35,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1415 transitions. [2019-12-01 20:08:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-01 20:08:35,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:35,898 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 20:08:36,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1190 states and 1447 transitions. [2019-12-01 20:08:36,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1447 transitions. [2019-12-01 20:08:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-01 20:08:36,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 20:08:36,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:36,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1220 states and 1478 transitions. [2019-12-01 20:08:36,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1478 transitions. [2019-12-01 20:08:36,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-01 20:08:36,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:36,502 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-01 20:08:36,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:36,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1223 states and 1480 transitions. [2019-12-01 20:08:36,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1480 transitions. [2019-12-01 20:08:36,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-01 20:08:36,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:36,795 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 20:08:37,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:37,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1228 states and 1488 transitions. [2019-12-01 20:08:37,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1488 transitions. [2019-12-01 20:08:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-01 20:08:37,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:37,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:37,820 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 120 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 20:08:39,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:39,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1293 states and 1559 transitions. [2019-12-01 20:08:39,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1559 transitions. [2019-12-01 20:08:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-01 20:08:39,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 20:08:39,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:39,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1308 states and 1574 transitions. [2019-12-01 20:08:39,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1574 transitions. [2019-12-01 20:08:39,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-01 20:08:39,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 20:08:39,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:39,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1335 states and 1603 transitions. [2019-12-01 20:08:39,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1603 transitions. [2019-12-01 20:08:39,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-01 20:08:39,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:39,987 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 20:08:40,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:40,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1338 states and 1606 transitions. [2019-12-01 20:08:40,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1606 transitions. [2019-12-01 20:08:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-01 20:08:40,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 20:08:40,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:40,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1341 states and 1609 transitions. [2019-12-01 20:08:40,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1609 transitions. [2019-12-01 20:08:40,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 20:08:40,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-12-01 20:08:41,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:41,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1346 states and 1620 transitions. [2019-12-01 20:08:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1620 transitions. [2019-12-01 20:08:41,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-01 20:08:41,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 20:08:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:42,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1370 states and 1649 transitions. [2019-12-01 20:08:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1649 transitions. [2019-12-01 20:08:42,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-01 20:08:42,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:42,093 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 20:08:42,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:42,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1373 states and 1652 transitions. [2019-12-01 20:08:42,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1652 transitions. [2019-12-01 20:08:42,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-01 20:08:42,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:42,480 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 20:08:42,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1376 states and 1655 transitions. [2019-12-01 20:08:42,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1655 transitions. [2019-12-01 20:08:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-01 20:08:42,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:42,819 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-12-01 20:08:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:42,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1377 states and 1656 transitions. [2019-12-01 20:08:42,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1656 transitions. [2019-12-01 20:08:42,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-01 20:08:42,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:43,021 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-12-01 20:08:43,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:43,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1382 states and 1660 transitions. [2019-12-01 20:08:43,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1660 transitions. [2019-12-01 20:08:43,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 20:08:43,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:43,094 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-12-01 20:08:43,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:43,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1389 states and 1667 transitions. [2019-12-01 20:08:43,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1667 transitions. [2019-12-01 20:08:43,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 20:08:43,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 20:08:44,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:44,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1391 states and 1669 transitions. [2019-12-01 20:08:44,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1669 transitions. [2019-12-01 20:08:44,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 20:08:44,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:44,267 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 20:08:44,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:44,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1408 states and 1686 transitions. [2019-12-01 20:08:44,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1686 transitions. [2019-12-01 20:08:44,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 20:08:44,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 20:08:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:44,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1446 states and 1726 transitions. [2019-12-01 20:08:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1726 transitions. [2019-12-01 20:08:44,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 20:08:44,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:44,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:44,821 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 20:08:47,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:47,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1549 states and 1835 transitions. [2019-12-01 20:08:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1835 transitions. [2019-12-01 20:08:47,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 20:08:47,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:48,017 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-01 20:08:48,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:48,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1552 states and 1837 transitions. [2019-12-01 20:08:48,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1837 transitions. [2019-12-01 20:08:48,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 20:08:48,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:48,093 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-12-01 20:08:49,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:49,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1571 states and 1866 transitions. [2019-12-01 20:08:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1866 transitions. [2019-12-01 20:08:49,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-12-01 20:08:49,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:49,480 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 159 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 20:08:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:50,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1575 states and 1873 transitions. [2019-12-01 20:08:50,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1873 transitions. [2019-12-01 20:08:50,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-12-01 20:08:50,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:50,176 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 159 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 20:08:50,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:08:50,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1578 states and 1877 transitions. [2019-12-01 20:08:50,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1877 transitions. [2019-12-01 20:08:50,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-12-01 20:08:50,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:08:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:08:51,897 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-12-01 20:08:54,933 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-12-01 20:08:55,316 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2019-12-01 20:08:57,182 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-12-01 20:08:58,565 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2019-12-01 20:08:58,940 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2019-12-01 20:09:00,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:00,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1642 states and 1948 transitions. [2019-12-01 20:09:00,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 1948 transitions. [2019-12-01 20:09:00,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-12-01 20:09:00,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:00,782 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-12-01 20:09:01,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:01,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1645 states and 1951 transitions. [2019-12-01 20:09:01,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 1951 transitions. [2019-12-01 20:09:01,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-01 20:09:01,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:01,217 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-01 20:09:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:03,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1652 states and 1961 transitions. [2019-12-01 20:09:03,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 1961 transitions. [2019-12-01 20:09:03,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-01 20:09:03,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-01 20:09:03,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:03,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1655 states and 1963 transitions. [2019-12-01 20:09:03,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 1963 transitions. [2019-12-01 20:09:03,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-01 20:09:03,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:03,453 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-01 20:09:05,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1662 states and 1972 transitions. [2019-12-01 20:09:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 1972 transitions. [2019-12-01 20:09:05,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-01 20:09:05,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-01 20:09:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:06,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1665 states and 1977 transitions. [2019-12-01 20:09:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 1977 transitions. [2019-12-01 20:09:06,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-01 20:09:06,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:06,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:06,212 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-01 20:09:06,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:06,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1668 states and 1979 transitions. [2019-12-01 20:09:06,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 1979 transitions. [2019-12-01 20:09:06,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-12-01 20:09:06,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:06,551 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-01 20:09:06,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:06,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1669 states and 1980 transitions. [2019-12-01 20:09:06,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 1980 transitions. [2019-12-01 20:09:06,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-12-01 20:09:06,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:06,876 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-01 20:09:07,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1672 states and 1984 transitions. [2019-12-01 20:09:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1984 transitions. [2019-12-01 20:09:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-12-01 20:09:07,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:07,264 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-12-01 20:09:07,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:07,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1688 states and 2002 transitions. [2019-12-01 20:09:07,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2002 transitions. [2019-12-01 20:09:07,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-01 20:09:07,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:07,671 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-12-01 20:09:08,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:08,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1705 states and 2022 transitions. [2019-12-01 20:09:08,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2022 transitions. [2019-12-01 20:09:08,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-12-01 20:09:08,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:09:12,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:12,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1755 states and 2074 transitions. [2019-12-01 20:09:12,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2074 transitions. [2019-12-01 20:09:12,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-12-01 20:09:12,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-12-01 20:09:13,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:13,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1759 states and 2078 transitions. [2019-12-01 20:09:13,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2078 transitions. [2019-12-01 20:09:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-12-01 20:09:13,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:13,735 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 20:09:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:15,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1901 states and 2228 transitions. [2019-12-01 20:09:15,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2228 transitions. [2019-12-01 20:09:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-12-01 20:09:15,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:17,172 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:09:31,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:31,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1976 states and 2321 transitions. [2019-12-01 20:09:31,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 2321 transitions. [2019-12-01 20:09:31,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-12-01 20:09:31,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:31,936 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:09:33,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:33,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1987 states and 2333 transitions. [2019-12-01 20:09:33,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2333 transitions. [2019-12-01 20:09:33,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-12-01 20:09:33,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:09:34,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:34,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1989 states and 2336 transitions. [2019-12-01 20:09:34,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2336 transitions. [2019-12-01 20:09:34,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 20:09:34,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 20:09:36,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:36,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 2064 states and 2414 transitions. [2019-12-01 20:09:36,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2414 transitions. [2019-12-01 20:09:36,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 20:09:36,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 20:09:37,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:37,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 2068 states and 2420 transitions. [2019-12-01 20:09:37,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2420 transitions. [2019-12-01 20:09:37,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 20:09:37,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:37,928 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 20:09:38,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:38,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2072 states and 2424 transitions. [2019-12-01 20:09:38,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2424 transitions. [2019-12-01 20:09:38,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 20:09:38,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:38,433 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 20:09:38,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 2076 states and 2428 transitions. [2019-12-01 20:09:38,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2428 transitions. [2019-12-01 20:09:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 20:09:38,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 20:09:39,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:39,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2080 states and 2432 transitions. [2019-12-01 20:09:39,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2432 transitions. [2019-12-01 20:09:39,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-12-01 20:09:39,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:39,521 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 264 proven. 42 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:09:41,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:41,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 2087 states and 2443 transitions. [2019-12-01 20:09:41,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2443 transitions. [2019-12-01 20:09:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-12-01 20:09:41,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:41,338 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 264 proven. 42 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:09:41,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:41,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2095 states and 2451 transitions. [2019-12-01 20:09:41,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2451 transitions. [2019-12-01 20:09:41,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-12-01 20:09:41,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:41,969 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 264 proven. 42 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:09:42,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:42,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2099 states and 2456 transitions. [2019-12-01 20:09:42,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2456 transitions. [2019-12-01 20:09:42,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-12-01 20:09:42,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:42,589 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 264 proven. 42 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:09:42,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:42,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2105 states and 2462 transitions. [2019-12-01 20:09:42,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2462 transitions. [2019-12-01 20:09:42,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-12-01 20:09:42,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:42,873 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 232 proven. 10 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-12-01 20:09:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:43,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2123 states and 2481 transitions. [2019-12-01 20:09:43,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2481 transitions. [2019-12-01 20:09:43,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-12-01 20:09:43,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-12-01 20:09:43,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:43,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2126 states and 2486 transitions. [2019-12-01 20:09:43,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2486 transitions. [2019-12-01 20:09:43,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-12-01 20:09:43,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:44,138 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-12-01 20:09:44,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:44,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2168 states and 2529 transitions. [2019-12-01 20:09:44,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2529 transitions. [2019-12-01 20:09:44,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-12-01 20:09:44,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:47,355 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-12-01 20:09:48,521 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 21 [2019-12-01 20:09:50,708 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2019-12-01 20:09:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2241 states and 2608 transitions. [2019-12-01 20:09:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2608 transitions. [2019-12-01 20:09:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-12-01 20:09:55,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:55,599 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-12-01 20:09:56,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:56,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2244 states and 2611 transitions. [2019-12-01 20:09:56,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2611 transitions. [2019-12-01 20:09:56,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-12-01 20:09:56,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:09:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-12-01 20:09:58,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:09:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2247 states and 2614 transitions. [2019-12-01 20:09:58,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 2614 transitions. [2019-12-01 20:09:58,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-12-01 20:09:58,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:09:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:00,429 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 20:10:06,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:06,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2284 states and 2656 transitions. [2019-12-01 20:10:06,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2656 transitions. [2019-12-01 20:10:06,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2019-12-01 20:10:06,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:06,523 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-12-01 20:10:07,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:07,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 2335 states and 2709 transitions. [2019-12-01 20:10:07,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2709 transitions. [2019-12-01 20:10:07,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-12-01 20:10:07,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:07,667 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:10:11,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:11,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2356 states and 2733 transitions. [2019-12-01 20:10:11,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 2733 transitions. [2019-12-01 20:10:11,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-12-01 20:10:11,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:11,630 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:10:11,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:12,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2373 states and 2749 transitions. [2019-12-01 20:10:12,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 2749 transitions. [2019-12-01 20:10:12,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-12-01 20:10:12,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:12,086 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-12-01 20:10:13,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:13,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2377 states and 2753 transitions. [2019-12-01 20:10:13,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 2753 transitions. [2019-12-01 20:10:13,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-12-01 20:10:13,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:13,139 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-12-01 20:10:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:13,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2378 states and 2753 transitions. [2019-12-01 20:10:13,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 2753 transitions. [2019-12-01 20:10:13,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-12-01 20:10:13,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:13,626 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-12-01 20:10:14,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:14,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 2382 states and 2757 transitions. [2019-12-01 20:10:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 2757 transitions. [2019-12-01 20:10:14,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-12-01 20:10:14,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:14,573 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-12-01 20:10:16,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:16,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2416 states and 2798 transitions. [2019-12-01 20:10:16,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 2798 transitions. [2019-12-01 20:10:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-12-01 20:10:16,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:16,448 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-12-01 20:10:17,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2420 states and 2802 transitions. [2019-12-01 20:10:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 2802 transitions. [2019-12-01 20:10:17,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-12-01 20:10:17,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:17,617 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-12-01 20:10:24,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:24,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2518 states and 2910 transitions. [2019-12-01 20:10:24,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2518 states and 2910 transitions. [2019-12-01 20:10:24,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-12-01 20:10:24,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:24,915 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-12-01 20:10:25,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:25,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 2556 states and 2948 transitions. [2019-12-01 20:10:25,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 2948 transitions. [2019-12-01 20:10:25,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 20:10:25,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:25,570 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-01 20:10:32,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:32,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 2675 states and 3079 transitions. [2019-12-01 20:10:32,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 3079 transitions. [2019-12-01 20:10:32,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 20:10:32,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:32,929 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-01 20:10:33,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:33,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 2690 states and 3093 transitions. [2019-12-01 20:10:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3093 transitions. [2019-12-01 20:10:33,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 20:10:33,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:33,560 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-01 20:10:35,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:35,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 2733 states and 3141 transitions. [2019-12-01 20:10:35,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 3141 transitions. [2019-12-01 20:10:35,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 20:10:35,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:36,438 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-12-01 20:10:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:37,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 2736 states and 3144 transitions. [2019-12-01 20:10:37,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3144 transitions. [2019-12-01 20:10:37,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-01 20:10:37,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:38,116 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 20:10:43,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:10:43,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 2873 states and 3285 transitions. [2019-12-01 20:10:43,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2873 states and 3285 transitions. [2019-12-01 20:10:43,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2019-12-01 20:10:43,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:10:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:10:49,321 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2019-12-01 20:10:54,738 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-12-01 20:10:55,471 WARN L192 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2019-12-01 20:10:56,916 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-12-01 20:11:03,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:03,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3345 states to 2931 states and 3345 transitions. [2019-12-01 20:11:03,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 3345 transitions. [2019-12-01 20:11:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2019-12-01 20:11:03,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:04,053 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2019-12-01 20:11:04,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:04,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 2931 states and 3344 transitions. [2019-12-01 20:11:04,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 3344 transitions. [2019-12-01 20:11:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2019-12-01 20:11:04,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2019-12-01 20:11:05,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:05,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2917 states and 3329 transitions. [2019-12-01 20:11:05,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 3329 transitions. [2019-12-01 20:11:05,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2019-12-01 20:11:05,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2019-12-01 20:11:09,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:09,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 2944 states and 3359 transitions. [2019-12-01 20:11:09,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 3359 transitions. [2019-12-01 20:11:09,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2019-12-01 20:11:09,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:09,999 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2019-12-01 20:11:10,365 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-12-01 20:11:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:13,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 2983 states and 3395 transitions. [2019-12-01 20:11:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 3395 transitions. [2019-12-01 20:11:13,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-01 20:11:13,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:11:21,514 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2019-12-01 20:11:27,598 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2019-12-01 20:11:29,537 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-12-01 20:11:33,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:33,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 3008 states and 3432 transitions. [2019-12-01 20:11:33,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 3432 transitions. [2019-12-01 20:11:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-01 20:11:33,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:11:33,869 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2019-12-01 20:11:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:34,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 3011 states and 3436 transitions. [2019-12-01 20:11:34,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 3436 transitions. [2019-12-01 20:11:34,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-01 20:11:34,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:34,712 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:11:36,242 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-12-01 20:11:38,712 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2019-12-01 20:11:41,810 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2019-12-01 20:11:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 3021 states and 3449 transitions. [2019-12-01 20:11:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 3449 transitions. [2019-12-01 20:11:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-01 20:11:42,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:11:45,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:45,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 3025 states and 3451 transitions. [2019-12-01 20:11:45,675 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 3451 transitions. [2019-12-01 20:11:45,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-01 20:11:45,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:45,917 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:11:46,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:46,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3028 states and 3455 transitions. [2019-12-01 20:11:46,749 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3455 transitions. [2019-12-01 20:11:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-01 20:11:46,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:46,988 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:11:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:48,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 3036 states and 3463 transitions. [2019-12-01 20:11:48,729 INFO L276 IsEmpty]: Start isEmpty. Operand 3036 states and 3463 transitions. [2019-12-01 20:11:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-01 20:11:48,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:11:49,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:49,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3038 states and 3464 transitions. [2019-12-01 20:11:49,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 3464 transitions. [2019-12-01 20:11:49,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-12-01 20:11:49,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:49,894 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 20:11:50,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:50,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3041 states and 3466 transitions. [2019-12-01 20:11:50,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3041 states and 3466 transitions. [2019-12-01 20:11:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-12-01 20:11:50,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2019-12-01 20:11:54,445 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-12-01 20:11:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3053 states and 3479 transitions. [2019-12-01 20:11:56,431 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 3479 transitions. [2019-12-01 20:11:56,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-12-01 20:11:56,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2019-12-01 20:11:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:11:59,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 3051 states and 3476 transitions. [2019-12-01 20:11:59,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3051 states and 3476 transitions. [2019-12-01 20:11:59,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2019-12-01 20:11:59,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:11:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:11:59,187 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 397 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-12-01 20:12:05,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:12:05,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 3089 states and 3518 transitions. [2019-12-01 20:12:05,370 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 3518 transitions. [2019-12-01 20:12:05,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2019-12-01 20:12:05,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:12:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:12:06,155 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 25 [2019-12-01 20:12:07,712 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-12-01 20:12:13,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:12:13,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 3092 states and 3521 transitions. [2019-12-01 20:12:13,010 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 3521 transitions. [2019-12-01 20:12:13,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-12-01 20:12:13,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 20:12:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 20:12:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 62 proven. 381 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2019-12-01 20:12:40,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 20:12:40,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3144 states and 3596 transitions. [2019-12-01 20:12:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 3596 transitions. [2019-12-01 20:12:40,579 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 20:12:40,579 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 169 iterations. [2019-12-01 20:12:40,585 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 20:12:40,772 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 39 [2019-12-01 20:12:40,886 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 18 [2019-12-01 20:12:41,125 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 38 [2019-12-01 20:12:41,403 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 39 [2019-12-01 20:12:41,551 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 18 [2019-12-01 20:12:41,725 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 18 [2019-12-01 20:12:42,106 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 38 [2019-12-01 20:12:42,295 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 38 [2019-12-01 20:12:42,966 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 18 [2019-12-01 20:12:43,095 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 18 [2019-12-01 20:12:43,210 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 18 [2019-12-01 20:12:43,510 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2019-12-01 20:12:43,697 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 38 [2019-12-01 20:12:43,809 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 18 [2019-12-01 20:12:44,430 WARN L192 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 49 [2019-12-01 20:12:44,621 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 18 [2019-12-01 20:12:44,888 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 38 [2019-12-01 20:12:45,135 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 18 [2019-12-01 20:12:45,350 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 18 [2019-12-01 20:12:45,727 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 38 [2019-12-01 20:12:46,120 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 43 [2019-12-01 20:12:46,457 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 39 [2019-12-01 20:12:46,689 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 18 [2019-12-01 20:12:46,800 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 18 [2019-12-01 20:12:47,014 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 18 [2019-12-01 20:12:47,302 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 39 [2019-12-01 20:12:47,837 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 18 [2019-12-01 20:12:47,967 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 18 [2019-12-01 20:12:48,254 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 38 [2019-12-01 20:12:48,365 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 18 [2019-12-01 20:12:48,623 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 18 [2019-12-01 20:12:48,800 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 39 [2019-12-01 20:12:49,269 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2019-12-01 20:12:49,423 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 18 [2019-12-01 20:12:49,573 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 18 [2019-12-01 20:12:49,675 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 18 [2019-12-01 20:12:49,901 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 43 [2019-12-01 20:12:50,179 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 18 [2019-12-01 20:12:50,179 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 20:12:50,182 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-12-01 20:12:50,187 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-12-01 20:12:50,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 08:12:50 ImpRootNode [2019-12-01 20:12:50,188 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 20:12:50,188 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 20:12:50,189 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 20:12:50,189 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 20:12:50,189 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:08:00" (3/4) ... [2019-12-01 20:12:50,192 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 20:12:50,207 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-12-01 20:12:50,208 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-12-01 20:12:50,209 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-12-01 20:12:50,210 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 20:12:50,284 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_30f40a5f-4ca2-440d-9f59-31a32ee313e3/bin/ukojak/witness.graphml [2019-12-01 20:12:50,285 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 20:12:50,285 INFO L168 Benchmark]: Toolchain (without parser) took 291880.39 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 404.2 MB). Free memory was 940.8 MB in the beginning and 918.1 MB in the end (delta: 22.7 MB). Peak memory consumption was 426.9 MB. Max. memory is 11.5 GB. [2019-12-01 20:12:50,286 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 20:12:50,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -132.9 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-12-01 20:12:50,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 20:12:50,286 INFO L168 Benchmark]: Boogie Preprocessor took 40.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 20:12:50,286 INFO L168 Benchmark]: RCFGBuilder took 1181.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 844.3 MB in the end (delta: 218.7 MB). Peak memory consumption was 218.7 MB. Max. memory is 11.5 GB. [2019-12-01 20:12:50,287 INFO L168 Benchmark]: CodeCheck took 290151.24 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 302.5 MB). Free memory was 844.3 MB in the beginning and 944.5 MB in the end (delta: -100.2 MB). Peak memory consumption was 592.6 MB. Max. memory is 11.5 GB. [2019-12-01 20:12:50,287 INFO L168 Benchmark]: Witness Printer took 96.15 ms. Allocated memory is still 1.4 GB. Free memory was 944.5 MB in the beginning and 918.1 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2019-12-01 20:12:50,288 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Result: SAFE, OverallTime: 280.5s, OverallIterations: 169, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1051697120 SDtfs, -939893344 SDslu, 1306710200 SDs, 0 SdLazy, -2096216074 SolverSat, -51195778 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 768.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 213291 GetRequests, 207457 SyntacticMatches, 4378 SemanticMatches, 1456 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1497446 ImplicationChecksByTransitivity, 247.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 32.4s InterpolantComputationTime, 33872 NumberOfCodeBlocks, 33872 NumberOfCodeBlocksAsserted, 168 NumberOfCheckSat, 33704 ConstructedInterpolants, 0 QuantifiedInterpolants, 35671218 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 168 InterpolantComputations, 117 PerfectInterpolantSequences, 35195/36985 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: 583]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((!(a19 == 1) || !(a17 == 8)) || a25 == 1) || !(a11 == 1)) || !(a28 == 11) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a19 == 1) || !(a17 == 8)) || !(a11 == 1)) || a25 == 1) || !(a28 == 11) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 356.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -132.9 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.10 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 1181.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 844.3 MB in the end (delta: 218.7 MB). Peak memory consumption was 218.7 MB. Max. memory is 11.5 GB. * CodeCheck took 290151.24 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 302.5 MB). Free memory was 844.3 MB in the beginning and 944.5 MB in the end (delta: -100.2 MB). Peak memory consumption was 592.6 MB. Max. memory is 11.5 GB. * Witness Printer took 96.15 ms. Allocated memory is still 1.4 GB. Free memory was 944.5 MB in the beginning and 918.1 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...