./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label51.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/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 1924a8dde25e8984c73792fdb4b4e419be9487c7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 00:33:24,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:33:24,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:33:24,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:33:24,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:33:24,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:33:24,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:33:24,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:33:24,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:33:24,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:33:24,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:33:24,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:33:24,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:33:24,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:33:24,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:33:24,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:33:24,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:33:24,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:33:24,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:33:24,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:33:24,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:33:24,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:33:24,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:33:24,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:33:24,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:33:24,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:33:24,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:33:24,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:33:24,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:33:24,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:33:24,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:33:24,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:33:24,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:33:24,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:33:24,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:33:24,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:33:24,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:33:24,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:33:24,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:33:24,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:33:24,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:33:24,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 00:33:24,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:33:24,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:33:24,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 00:33:24,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 00:33:24,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:33:24,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:33:24,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:33:24,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:33:24,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:33:24,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:33:24,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:33:24,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:33:24,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:33:24,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:33:24,509 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:33:24,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:33:24,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:33:24,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:33:24,510 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 00:33:24,510 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 00:33:24,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:33:24,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:33:24,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:33:24,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:33:24,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:33:24,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:33:24,512 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 00:33:24,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:33:24,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:33:24,513 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_b1576e35-42f7-464e-9adb-6d544e05ed74/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 -> 1924a8dde25e8984c73792fdb4b4e419be9487c7 [2019-11-20 00:33:24,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:33:24,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:33:24,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:33:24,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:33:24,712 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:33:24,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-20 00:33:24,773 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/data/ef40ec3c0/62a6c5fd47ae44ebaaffeafade8516bd/FLAGadeed3afd [2019-11-20 00:33:25,383 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:33:25,388 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-20 00:33:25,401 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/data/ef40ec3c0/62a6c5fd47ae44ebaaffeafade8516bd/FLAGadeed3afd [2019-11-20 00:33:25,579 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/data/ef40ec3c0/62a6c5fd47ae44ebaaffeafade8516bd [2019-11-20 00:33:25,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:33:25,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:33:25,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:33:25,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:33:25,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:33:25,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:33:25" (1/1) ... [2019-11-20 00:33:25,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b3a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:25, skipping insertion in model container [2019-11-20 00:33:25,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:33:25" (1/1) ... [2019-11-20 00:33:25,610 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:33:25,677 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:33:26,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:33:26,165 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:33:26,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:33:26,350 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:33:26,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26 WrapperNode [2019-11-20 00:33:26,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:33:26,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:33:26,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:33:26,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:33:26,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... [2019-11-20 00:33:26,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... [2019-11-20 00:33:26,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:33:26,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:33:26,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:33:26,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:33:26,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... [2019-11-20 00:33:26,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... [2019-11-20 00:33:26,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... [2019-11-20 00:33:26,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... [2019-11-20 00:33:26,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... [2019-11-20 00:33:26,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... [2019-11-20 00:33:26,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... [2019-11-20 00:33:26,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:33:26,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:33:26,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:33:26,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:33:26,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:33:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:33:26,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:33:26,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:33:28,950 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:33:28,950 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 00:33:28,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:33:28 BoogieIcfgContainer [2019-11-20 00:33:28,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:33:28,953 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 00:33:28,953 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 00:33:28,965 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 00:33:28,966 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:33:28" (1/1) ... [2019-11-20 00:33:28,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:33:29,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:29,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2019-11-20 00:33:29,027 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2019-11-20 00:33:29,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:33:29,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:29,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:30,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:30,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2019-11-20 00:33:30,120 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2019-11-20 00:33:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 00:33:30,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:30,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:33:30,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:30,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2019-11-20 00:33:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2019-11-20 00:33:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 00:33:30,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:30,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:30,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 150 states and 245 transitions. [2019-11-20 00:33:30,832 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 245 transitions. [2019-11-20 00:33:30,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 00:33:30,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:30,900 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:33:31,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:31,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 151 states and 246 transitions. [2019-11-20 00:33:31,057 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 246 transitions. [2019-11-20 00:33:31,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 00:33:31,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:31,150 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:31,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:31,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 159 states and 261 transitions. [2019-11-20 00:33:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 261 transitions. [2019-11-20 00:33:31,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 00:33:31,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:31,658 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 00:33:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 170 states and 280 transitions. [2019-11-20 00:33:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 280 transitions. [2019-11-20 00:33:32,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:33:32,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:32,360 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:32,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:32,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 171 states and 281 transitions. [2019-11-20 00:33:32,427 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 281 transitions. [2019-11-20 00:33:32,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:33:32,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:32,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:32,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:32,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 177 states and 288 transitions. [2019-11-20 00:33:32,679 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 288 transitions. [2019-11-20 00:33:32,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 00:33:32,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:32,831 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:33,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:33,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 191 states and 307 transitions. [2019-11-20 00:33:33,782 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 307 transitions. [2019-11-20 00:33:33,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 00:33:33,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:33,907 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:34,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 200 states and 325 transitions. [2019-11-20 00:33:34,624 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 325 transitions. [2019-11-20 00:33:34,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 00:33:34,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:34,654 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:34,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:34,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 201 states and 327 transitions. [2019-11-20 00:33:34,821 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 327 transitions. [2019-11-20 00:33:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 00:33:34,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:34,883 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:34,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 202 states and 329 transitions. [2019-11-20 00:33:34,928 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 329 transitions. [2019-11-20 00:33:34,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 00:33:34,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:35,000 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:33:35,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:35,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 203 states and 330 transitions. [2019-11-20 00:33:35,064 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 330 transitions. [2019-11-20 00:33:35,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 00:33:35,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:36,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:36,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 214 states and 347 transitions. [2019-11-20 00:33:36,198 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 347 transitions. [2019-11-20 00:33:36,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 00:33:36,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:36,237 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:36,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 218 states and 354 transitions. [2019-11-20 00:33:36,374 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 354 transitions. [2019-11-20 00:33:36,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 00:33:36,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:36,416 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:33:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 220 states and 355 transitions. [2019-11-20 00:33:36,597 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 355 transitions. [2019-11-20 00:33:36,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 00:33:36,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:36,642 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:33:36,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 224 states and 359 transitions. [2019-11-20 00:33:36,902 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 359 transitions. [2019-11-20 00:33:36,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 00:33:36,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:36,945 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:33:37,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:37,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 225 states and 360 transitions. [2019-11-20 00:33:37,247 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 360 transitions. [2019-11-20 00:33:37,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 00:33:37,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:37,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:37,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 227 states and 363 transitions. [2019-11-20 00:33:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 363 transitions. [2019-11-20 00:33:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 00:33:37,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:37,768 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:38,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:38,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 233 states and 373 transitions. [2019-11-20 00:33:38,580 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 373 transitions. [2019-11-20 00:33:38,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 00:33:38,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:38,681 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:39,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:39,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 238 states and 378 transitions. [2019-11-20 00:33:39,391 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 378 transitions. [2019-11-20 00:33:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 00:33:39,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:39,441 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:33:40,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:40,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 249 states and 388 transitions. [2019-11-20 00:33:40,161 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 388 transitions. [2019-11-20 00:33:40,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 00:33:40,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:33:40,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:40,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 251 states and 389 transitions. [2019-11-20 00:33:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 389 transitions. [2019-11-20 00:33:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 00:33:40,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 275 states and 423 transitions. [2019-11-20 00:33:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 423 transitions. [2019-11-20 00:33:42,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 00:33:42,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:42,712 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:33:42,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:42,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 278 states and 426 transitions. [2019-11-20 00:33:42,769 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 426 transitions. [2019-11-20 00:33:42,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 00:33:42,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:33:43,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:43,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 280 states and 431 transitions. [2019-11-20 00:33:43,104 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 431 transitions. [2019-11-20 00:33:43,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 00:33:43,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:43,213 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:43,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:43,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 283 states and 434 transitions. [2019-11-20 00:33:43,258 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 434 transitions. [2019-11-20 00:33:43,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 00:33:43,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:43,336 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:44,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:44,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 298 states and 451 transitions. [2019-11-20 00:33:44,304 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 451 transitions. [2019-11-20 00:33:44,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 00:33:44,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:44,389 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:44,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:44,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 301 states and 454 transitions. [2019-11-20 00:33:44,631 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 454 transitions. [2019-11-20 00:33:44,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 00:33:44,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:44,810 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:46,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:46,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 326 states and 489 transitions. [2019-11-20 00:33:46,629 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 489 transitions. [2019-11-20 00:33:46,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 00:33:46,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:46,796 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:47,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:47,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 340 states and 504 transitions. [2019-11-20 00:33:47,945 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 504 transitions. [2019-11-20 00:33:47,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 00:33:47,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:48,583 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:52,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:52,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 365 states and 548 transitions. [2019-11-20 00:33:52,054 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 548 transitions. [2019-11-20 00:33:52,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 00:33:52,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:52,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:52,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 370 states and 555 transitions. [2019-11-20 00:33:52,883 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 555 transitions. [2019-11-20 00:33:52,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 00:33:52,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:53,189 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:53,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 371 states and 557 transitions. [2019-11-20 00:33:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 557 transitions. [2019-11-20 00:33:53,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 00:33:53,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:53,740 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:54,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:54,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 382 states and 570 transitions. [2019-11-20 00:33:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 570 transitions. [2019-11-20 00:33:54,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 00:33:54,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:54,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:54,620 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:55,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:55,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 393 states and 583 transitions. [2019-11-20 00:33:55,585 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 583 transitions. [2019-11-20 00:33:55,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 00:33:55,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:55,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 394 states and 583 transitions. [2019-11-20 00:33:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 583 transitions. [2019-11-20 00:33:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 00:33:56,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:56,375 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:56,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:56,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 396 states and 586 transitions. [2019-11-20 00:33:56,420 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 586 transitions. [2019-11-20 00:33:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 00:33:56,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:56,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:56,985 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:33:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:33:59,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 410 states and 608 transitions. [2019-11-20 00:33:59,254 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 608 transitions. [2019-11-20 00:33:59,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 00:33:59,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:33:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:33:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:00,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:00,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 421 states and 620 transitions. [2019-11-20 00:34:00,766 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 620 transitions. [2019-11-20 00:34:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 00:34:00,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:00,810 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:34:02,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:02,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 435 states and 636 transitions. [2019-11-20 00:34:02,322 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 636 transitions. [2019-11-20 00:34:02,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 00:34:02,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:02,361 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:34:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:03,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 447 states and 650 transitions. [2019-11-20 00:34:03,980 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 650 transitions. [2019-11-20 00:34:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 00:34:03,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:04,025 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:07,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:07,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 475 states and 684 transitions. [2019-11-20 00:34:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 684 transitions. [2019-11-20 00:34:07,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 00:34:07,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:07,468 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:12,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:12,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 499 states and 714 transitions. [2019-11-20 00:34:12,466 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 714 transitions. [2019-11-20 00:34:12,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 00:34:12,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:12,537 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 507 states and 726 transitions. [2019-11-20 00:34:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 726 transitions. [2019-11-20 00:34:13,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 00:34:13,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:13,275 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:13,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:13,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 511 states and 730 transitions. [2019-11-20 00:34:13,731 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 730 transitions. [2019-11-20 00:34:13,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 00:34:13,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:14,012 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:15,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:15,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 520 states and 738 transitions. [2019-11-20 00:34:15,438 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 738 transitions. [2019-11-20 00:34:15,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 00:34:15,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:15,551 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:16,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:16,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 590 states and 823 transitions. [2019-11-20 00:34:16,536 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 823 transitions. [2019-11-20 00:34:16,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 00:34:16,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:18,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:18,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 609 states and 846 transitions. [2019-11-20 00:34:18,163 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 846 transitions. [2019-11-20 00:34:18,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 00:34:18,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:18,205 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:18,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:18,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 611 states and 846 transitions. [2019-11-20 00:34:18,773 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 846 transitions. [2019-11-20 00:34:18,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 00:34:18,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:18,810 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:18,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:18,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 620 states and 858 transitions. [2019-11-20 00:34:18,889 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 858 transitions. [2019-11-20 00:34:18,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 00:34:18,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:18,993 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:19,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 633 states and 873 transitions. [2019-11-20 00:34:19,469 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 873 transitions. [2019-11-20 00:34:19,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 00:34:19,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:19,509 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:34:19,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:19,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 635 states and 874 transitions. [2019-11-20 00:34:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 874 transitions. [2019-11-20 00:34:19,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 00:34:19,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:19,871 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:20,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:20,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 639 states and 877 transitions. [2019-11-20 00:34:20,153 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 877 transitions. [2019-11-20 00:34:20,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 00:34:20,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:20,191 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:34:20,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:20,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 641 states and 878 transitions. [2019-11-20 00:34:20,441 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 878 transitions. [2019-11-20 00:34:20,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 00:34:20,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:20,675 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:21,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:21,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 655 states and 894 transitions. [2019-11-20 00:34:21,127 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 894 transitions. [2019-11-20 00:34:21,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 00:34:21,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:21,241 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:34:21,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:21,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 657 states and 897 transitions. [2019-11-20 00:34:21,283 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 897 transitions. [2019-11-20 00:34:21,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 00:34:21,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:21,889 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:25,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:25,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 702 states and 946 transitions. [2019-11-20 00:34:25,638 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 946 transitions. [2019-11-20 00:34:25,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 00:34:25,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:25,877 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 00:34:28,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:28,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 798 states and 1050 transitions. [2019-11-20 00:34:28,463 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1050 transitions. [2019-11-20 00:34:28,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 00:34:28,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:28,728 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:29,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:29,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 811 states and 1070 transitions. [2019-11-20 00:34:29,579 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1070 transitions. [2019-11-20 00:34:29,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 00:34:29,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:29,981 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:34:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:31,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 824 states and 1104 transitions. [2019-11-20 00:34:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1104 transitions. [2019-11-20 00:34:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 00:34:31,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:31,928 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:34:32,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:32,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 829 states and 1111 transitions. [2019-11-20 00:34:32,708 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1111 transitions. [2019-11-20 00:34:32,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 00:34:32,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:34:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 834 states and 1121 transitions. [2019-11-20 00:34:33,765 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1121 transitions. [2019-11-20 00:34:33,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 00:34:33,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:35,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 842 states and 1131 transitions. [2019-11-20 00:34:35,257 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1131 transitions. [2019-11-20 00:34:35,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 00:34:35,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:35,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 847 states and 1135 transitions. [2019-11-20 00:34:35,840 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1135 transitions. [2019-11-20 00:34:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 00:34:35,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:35,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:35,889 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:34:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:36,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 852 states and 1145 transitions. [2019-11-20 00:34:36,729 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1145 transitions. [2019-11-20 00:34:36,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 00:34:36,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:36,777 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:34:42,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:42,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 892 states and 1197 transitions. [2019-11-20 00:34:42,456 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1197 transitions. [2019-11-20 00:34:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 00:34:42,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:42,509 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:34:43,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:43,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 902 states and 1205 transitions. [2019-11-20 00:34:43,483 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1205 transitions. [2019-11-20 00:34:43,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 00:34:43,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:43,534 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:34:44,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:44,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 912 states and 1215 transitions. [2019-11-20 00:34:44,134 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1215 transitions. [2019-11-20 00:34:44,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 00:34:44,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:34:46,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 921 states and 1237 transitions. [2019-11-20 00:34:46,978 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1237 transitions. [2019-11-20 00:34:46,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 00:34:46,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:47,874 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 00:34:50,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:50,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 946 states and 1267 transitions. [2019-11-20 00:34:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1267 transitions. [2019-11-20 00:34:50,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 00:34:50,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:50,722 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 00:34:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:52,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 960 states and 1290 transitions. [2019-11-20 00:34:52,236 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1290 transitions. [2019-11-20 00:34:52,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-20 00:34:52,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:52,359 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:52,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:52,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 977 states and 1307 transitions. [2019-11-20 00:34:52,504 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1307 transitions. [2019-11-20 00:34:52,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 00:34:52,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:53,480 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:34:56,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:34:56,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1007 states and 1341 transitions. [2019-11-20 00:34:56,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1341 transitions. [2019-11-20 00:34:56,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-20 00:34:56,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:34:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:34:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:00,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:00,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1032 states and 1368 transitions. [2019-11-20 00:35:00,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1368 transitions. [2019-11-20 00:35:00,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 00:35:00,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 00:35:08,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:08,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1087 states and 1427 transitions. [2019-11-20 00:35:08,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1427 transitions. [2019-11-20 00:35:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 00:35:08,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 00:35:09,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:09,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1091 states and 1432 transitions. [2019-11-20 00:35:09,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1432 transitions. [2019-11-20 00:35:09,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 00:35:09,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:10,542 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:14,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1129 states and 1482 transitions. [2019-11-20 00:35:14,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1482 transitions. [2019-11-20 00:35:14,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 00:35:14,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:14,664 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:15,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1160 states and 1512 transitions. [2019-11-20 00:35:15,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1512 transitions. [2019-11-20 00:35:15,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 00:35:15,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:15,764 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:35:15,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1177 states and 1530 transitions. [2019-11-20 00:35:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1530 transitions. [2019-11-20 00:35:15,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 00:35:15,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:15,993 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 00:35:16,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:16,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1178 states and 1530 transitions. [2019-11-20 00:35:16,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1530 transitions. [2019-11-20 00:35:16,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 00:35:16,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:16,182 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:16,474 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2019-11-20 00:35:18,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:18,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 1219 states and 1573 transitions. [2019-11-20 00:35:18,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1573 transitions. [2019-11-20 00:35:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 00:35:18,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:18,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:18,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1230 states and 1585 transitions. [2019-11-20 00:35:18,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1585 transitions. [2019-11-20 00:35:18,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 00:35:18,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:19,380 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 00:35:20,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:20,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1243 states and 1604 transitions. [2019-11-20 00:35:20,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1604 transitions. [2019-11-20 00:35:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 00:35:20,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:20,969 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:35:22,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:22,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1269 states and 1639 transitions. [2019-11-20 00:35:22,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1639 transitions. [2019-11-20 00:35:22,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 00:35:22,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:23,365 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 91 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:24,956 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-11-20 00:35:26,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1289 states and 1661 transitions. [2019-11-20 00:35:26,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1661 transitions. [2019-11-20 00:35:26,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 00:35:26,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:35:27,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1295 states and 1671 transitions. [2019-11-20 00:35:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1671 transitions. [2019-11-20 00:35:27,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 00:35:27,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:27,426 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:35:28,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:28,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1296 states and 1672 transitions. [2019-11-20 00:35:28,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1672 transitions. [2019-11-20 00:35:28,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 00:35:28,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:28,339 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:35:28,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:28,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1300 states and 1676 transitions. [2019-11-20 00:35:28,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1676 transitions. [2019-11-20 00:35:28,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 00:35:28,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:28,986 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 00:35:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1317 states and 1697 transitions. [2019-11-20 00:35:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1697 transitions. [2019-11-20 00:35:30,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 00:35:30,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:30,901 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 00:35:31,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:31,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1321 states and 1703 transitions. [2019-11-20 00:35:31,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1703 transitions. [2019-11-20 00:35:31,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 00:35:31,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 00:35:31,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:31,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1330 states and 1713 transitions. [2019-11-20 00:35:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1713 transitions. [2019-11-20 00:35:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 00:35:31,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-20 00:35:34,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:34,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1334 states and 1724 transitions. [2019-11-20 00:35:34,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1724 transitions. [2019-11-20 00:35:34,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-11-20 00:35:34,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:36,047 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:41,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:41,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1364 states and 1761 transitions. [2019-11-20 00:35:41,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1761 transitions. [2019-11-20 00:35:41,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 00:35:41,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:41,491 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 00:35:41,735 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-11-20 00:35:44,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:44,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1391 states and 1795 transitions. [2019-11-20 00:35:44,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1795 transitions. [2019-11-20 00:35:44,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 00:35:44,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:44,194 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 00:35:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1399 states and 1807 transitions. [2019-11-20 00:35:46,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1807 transitions. [2019-11-20 00:35:46,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 00:35:46,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:46,606 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 00:35:46,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:46,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1404 states and 1813 transitions. [2019-11-20 00:35:46,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1813 transitions. [2019-11-20 00:35:46,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 00:35:46,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 00:35:49,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:49,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1416 states and 1829 transitions. [2019-11-20 00:35:49,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1829 transitions. [2019-11-20 00:35:49,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 00:35:49,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:49,858 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 00:35:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:50,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1417 states and 1829 transitions. [2019-11-20 00:35:50,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1829 transitions. [2019-11-20 00:35:50,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 00:35:50,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:35:52,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:52,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1424 states and 1841 transitions. [2019-11-20 00:35:52,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1841 transitions. [2019-11-20 00:35:52,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 00:35:52,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:52,485 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:35:53,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1425 states and 1841 transitions. [2019-11-20 00:35:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1841 transitions. [2019-11-20 00:35:53,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-20 00:35:53,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:53,198 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 00:35:53,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:53,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1427 states and 1844 transitions. [2019-11-20 00:35:53,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1844 transitions. [2019-11-20 00:35:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-20 00:35:53,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:53,962 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 00:35:55,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1438 states and 1854 transitions. [2019-11-20 00:35:55,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1854 transitions. [2019-11-20 00:35:55,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-20 00:35:55,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:55,210 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:35:57,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:57,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1447 states and 1866 transitions. [2019-11-20 00:35:57,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1866 transitions. [2019-11-20 00:35:57,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-20 00:35:57,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:57,821 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:35:59,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:59,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1451 states and 1870 transitions. [2019-11-20 00:35:59,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1870 transitions. [2019-11-20 00:35:59,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-20 00:35:59,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:36:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:02,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1481 states and 1906 transitions. [2019-11-20 00:36:02,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1906 transitions. [2019-11-20 00:36:02,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-20 00:36:02,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:03,074 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:36:07,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:07,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1522 states and 1950 transitions. [2019-11-20 00:36:07,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1950 transitions. [2019-11-20 00:36:07,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-20 00:36:07,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:36:12,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:12,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1537 states and 1972 transitions. [2019-11-20 00:36:12,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1972 transitions. [2019-11-20 00:36:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 00:36:12,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:13,063 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:36:17,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:17,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1604 states and 2045 transitions. [2019-11-20 00:36:17,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2045 transitions. [2019-11-20 00:36:17,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 00:36:17,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:36:21,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:21,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 1611 states and 2057 transitions. [2019-11-20 00:36:21,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 2057 transitions. [2019-11-20 00:36:21,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 00:36:21,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:21,801 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:36:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1616 states and 2063 transitions. [2019-11-20 00:36:22,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2063 transitions. [2019-11-20 00:36:22,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 00:36:22,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:36:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:25,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1628 states and 2082 transitions. [2019-11-20 00:36:25,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2082 transitions. [2019-11-20 00:36:25,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 00:36:25,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 00:36:29,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:29,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1640 states and 2094 transitions. [2019-11-20 00:36:29,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 2094 transitions. [2019-11-20 00:36:29,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 00:36:29,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:29,762 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 183 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 00:36:30,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:30,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1644 states and 2099 transitions. [2019-11-20 00:36:30,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 2099 transitions. [2019-11-20 00:36:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 00:36:30,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:30,665 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 5 proven. 109 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-20 00:36:31,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:31,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1648 states and 2108 transitions. [2019-11-20 00:36:31,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2108 transitions. [2019-11-20 00:36:31,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 00:36:31,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:32,649 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:36:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1688 states and 2151 transitions. [2019-11-20 00:36:37,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2151 transitions. [2019-11-20 00:36:37,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 00:36:37,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:38,560 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 00:36:40,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:40,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1757 states and 2221 transitions. [2019-11-20 00:36:40,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2221 transitions. [2019-11-20 00:36:40,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 00:36:40,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:43,785 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:36:47,158 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2019-11-20 00:36:50,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:50,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1805 states and 2269 transitions. [2019-11-20 00:36:50,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2269 transitions. [2019-11-20 00:36:50,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 00:36:50,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:52,523 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 237 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:36:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:36:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1824 states and 2291 transitions. [2019-11-20 00:36:55,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2291 transitions. [2019-11-20 00:36:55,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 00:36:55,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:36:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:36:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:37:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1888 states and 2358 transitions. [2019-11-20 00:37:06,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 2358 transitions. [2019-11-20 00:37:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-20 00:37:06,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:06,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:06,251 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 00:37:08,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:08,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1958 states and 2434 transitions. [2019-11-20 00:37:08,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2434 transitions. [2019-11-20 00:37:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 00:37:08,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:08,497 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 00:37:17,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:17,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2029 states and 2517 transitions. [2019-11-20 00:37:17,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2517 transitions. [2019-11-20 00:37:17,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 00:37:17,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:17,509 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 00:37:20,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:20,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2069 states and 2558 transitions. [2019-11-20 00:37:20,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2558 transitions. [2019-11-20 00:37:20,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 00:37:20,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:20,881 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 00:37:24,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:24,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2089 states and 2580 transitions. [2019-11-20 00:37:24,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2580 transitions. [2019-11-20 00:37:24,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 00:37:24,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:24,433 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 00:37:25,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:25,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2090 states and 2581 transitions. [2019-11-20 00:37:25,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2581 transitions. [2019-11-20 00:37:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 00:37:25,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:28,603 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 00:37:33,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:33,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2115 states and 2608 transitions. [2019-11-20 00:37:33,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2608 transitions. [2019-11-20 00:37:33,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-11-20 00:37:33,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:37:45,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:45,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2143 states and 2637 transitions. [2019-11-20 00:37:45,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 2637 transitions. [2019-11-20 00:37:45,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-11-20 00:37:45,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:37:47,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:47,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 2149 states and 2641 transitions. [2019-11-20 00:37:47,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2641 transitions. [2019-11-20 00:37:47,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-11-20 00:37:47,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:50,476 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:37:58,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:37:58,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 2201 states and 2695 transitions. [2019-11-20 00:37:58,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2695 transitions. [2019-11-20 00:37:58,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 00:37:58,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:37:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:37:59,173 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 00:38:00,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:00,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2207 states and 2699 transitions. [2019-11-20 00:38:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2699 transitions. [2019-11-20 00:38:00,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 00:38:00,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:00,656 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 00:38:00,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:00,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2214 states and 2707 transitions. [2019-11-20 00:38:00,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2707 transitions. [2019-11-20 00:38:00,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 00:38:00,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:00,896 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 4 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2019-11-20 00:38:01,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:01,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 2219 states and 2713 transitions. [2019-11-20 00:38:01,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2713 transitions. [2019-11-20 00:38:01,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-11-20 00:38:01,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:01,677 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 00:38:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:01,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2221 states and 2719 transitions. [2019-11-20 00:38:01,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2719 transitions. [2019-11-20 00:38:01,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-11-20 00:38:01,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:01,927 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 00:38:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:02,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 2224 states and 2720 transitions. [2019-11-20 00:38:02,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2720 transitions. [2019-11-20 00:38:02,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-11-20 00:38:02,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 00:38:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 2225 states and 2720 transitions. [2019-11-20 00:38:03,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2720 transitions. [2019-11-20 00:38:03,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-11-20 00:38:03,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 00:38:03,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:03,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2227 states and 2721 transitions. [2019-11-20 00:38:03,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2721 transitions. [2019-11-20 00:38:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-11-20 00:38:03,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:04,124 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 00:38:04,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:04,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2228 states and 2721 transitions. [2019-11-20 00:38:04,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2721 transitions. [2019-11-20 00:38:04,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 00:38:04,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:04,755 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-11-20 00:38:05,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:05,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2232 states and 2727 transitions. [2019-11-20 00:38:05,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2727 transitions. [2019-11-20 00:38:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 00:38:05,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-11-20 00:38:06,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:06,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2233 states and 2731 transitions. [2019-11-20 00:38:06,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2731 transitions. [2019-11-20 00:38:06,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 00:38:06,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:11,303 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 338 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:38:12,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:12,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 2215 states and 2712 transitions. [2019-11-20 00:38:12,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2712 transitions. [2019-11-20 00:38:12,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-11-20 00:38:12,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2019-11-20 00:38:15,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:15,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2285 states and 2786 transitions. [2019-11-20 00:38:15,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2786 transitions. [2019-11-20 00:38:15,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-11-20 00:38:15,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:17,400 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-20 00:38:24,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:24,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2384 states and 2899 transitions. [2019-11-20 00:38:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2899 transitions. [2019-11-20 00:38:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-20 00:38:24,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:24,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 00:38:27,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:27,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2404 states and 2918 transitions. [2019-11-20 00:38:27,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2918 transitions. [2019-11-20 00:38:27,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-11-20 00:38:27,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 00:38:45,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 2532 states and 3075 transitions. [2019-11-20 00:38:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 3075 transitions. [2019-11-20 00:38:45,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-11-20 00:38:45,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:45,515 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 342 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 00:38:46,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:46,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2534 states and 3078 transitions. [2019-11-20 00:38:46,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 3078 transitions. [2019-11-20 00:38:46,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-11-20 00:38:46,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:50,020 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 442 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-11-20 00:38:51,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:51,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2509 states and 3052 transitions. [2019-11-20 00:38:51,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 3052 transitions. [2019-11-20 00:38:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-11-20 00:38:51,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:52,197 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 413 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-11-20 00:38:56,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:38:56,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 2598 states and 3144 transitions. [2019-11-20 00:38:56,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2598 states and 3144 transitions. [2019-11-20 00:38:56,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-11-20 00:38:56,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:38:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:38:58,156 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-20 00:39:02,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:02,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 2628 states and 3176 transitions. [2019-11-20 00:39:02,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 3176 transitions. [2019-11-20 00:39:02,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-11-20 00:39:02,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-20 00:39:19,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:19,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 2681 states and 3233 transitions. [2019-11-20 00:39:19,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2681 states and 3233 transitions. [2019-11-20 00:39:19,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-11-20 00:39:19,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:19,802 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-20 00:39:22,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 2720 states and 3273 transitions. [2019-11-20 00:39:22,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3273 transitions. [2019-11-20 00:39:22,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-11-20 00:39:22,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:23,272 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-20 00:39:28,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:28,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2756 states and 3309 transitions. [2019-11-20 00:39:28,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 3309 transitions. [2019-11-20 00:39:28,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-11-20 00:39:28,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:28,564 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-20 00:39:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:29,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2757 states and 3309 transitions. [2019-11-20 00:39:29,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2757 states and 3309 transitions. [2019-11-20 00:39:29,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-11-20 00:39:29,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-20 00:39:32,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:32,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 2769 states and 3320 transitions. [2019-11-20 00:39:32,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 3320 transitions. [2019-11-20 00:39:32,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2019-11-20 00:39:32,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:32,319 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 382 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2019-11-20 00:39:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:33,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 2774 states and 3328 transitions. [2019-11-20 00:39:33,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3328 transitions. [2019-11-20 00:39:33,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2019-11-20 00:39:33,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:33,734 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 382 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2019-11-20 00:39:34,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:34,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 2775 states and 3330 transitions. [2019-11-20 00:39:34,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 3330 transitions. [2019-11-20 00:39:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2019-11-20 00:39:34,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:35,352 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2019-11-20 00:39:36,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 2779 states and 3336 transitions. [2019-11-20 00:39:36,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3336 transitions. [2019-11-20 00:39:36,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 00:39:36,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:39,919 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 578 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-20 00:39:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 2808 states and 3364 transitions. [2019-11-20 00:39:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 3364 transitions. [2019-11-20 00:39:45,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 00:39:45,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:45,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:46,616 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 578 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-20 00:39:49,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:49,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 2848 states and 3404 transitions. [2019-11-20 00:39:49,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 3404 transitions. [2019-11-20 00:39:49,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 00:39:49,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:50,117 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 578 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-20 00:39:52,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:52,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 2868 states and 3423 transitions. [2019-11-20 00:39:52,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 3423 transitions. [2019-11-20 00:39:52,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-11-20 00:39:52,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:53,203 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2019-11-20 00:39:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:39:56,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 2897 states and 3451 transitions. [2019-11-20 00:39:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 3451 transitions. [2019-11-20 00:39:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2019-11-20 00:39:56,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:39:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:39:57,586 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 465 proven. 106 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2019-11-20 00:40:03,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:03,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 2912 states and 3474 transitions. [2019-11-20 00:40:03,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 3474 transitions. [2019-11-20 00:40:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2019-11-20 00:40:03,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:03,437 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 465 proven. 106 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2019-11-20 00:40:05,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:05,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 2921 states and 3486 transitions. [2019-11-20 00:40:05,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 3486 transitions. [2019-11-20 00:40:05,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2019-11-20 00:40:05,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:05,725 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 465 proven. 106 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2019-11-20 00:40:06,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:06,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 2922 states and 3488 transitions. [2019-11-20 00:40:06,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 3488 transitions. [2019-11-20 00:40:06,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-11-20 00:40:06,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:08,249 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-20 00:40:18,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:18,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 2975 states and 3551 transitions. [2019-11-20 00:40:18,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 3551 transitions. [2019-11-20 00:40:18,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-11-20 00:40:18,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:18,740 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-20 00:40:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:23,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 2998 states and 3576 transitions. [2019-11-20 00:40:23,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3576 transitions. [2019-11-20 00:40:23,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-11-20 00:40:23,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:23,413 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-20 00:40:24,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 3000 states and 3578 transitions. [2019-11-20 00:40:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 3000 states and 3578 transitions. [2019-11-20 00:40:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-11-20 00:40:24,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:28,136 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-11-20 00:40:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3017 states and 3606 transitions. [2019-11-20 00:40:38,046 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3606 transitions. [2019-11-20 00:40:38,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-11-20 00:40:38,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:38,342 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-11-20 00:40:42,567 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-11-20 00:40:45,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:45,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3066 states and 3658 transitions. [2019-11-20 00:40:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3066 states and 3658 transitions. [2019-11-20 00:40:45,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-11-20 00:40:45,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:46,862 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2019-11-20 00:40:48,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:48,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 3070 states and 3664 transitions. [2019-11-20 00:40:48,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3070 states and 3664 transitions. [2019-11-20 00:40:48,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-11-20 00:40:48,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2019-11-20 00:40:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:49,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 3071 states and 3665 transitions. [2019-11-20 00:40:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 3665 transitions. [2019-11-20 00:40:49,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2019-11-20 00:40:49,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 00:40:58,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:58,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3098 states and 3707 transitions. [2019-11-20 00:40:58,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 3707 transitions. [2019-11-20 00:40:58,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2019-11-20 00:40:58,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:58,344 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 00:41:00,289 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-11-20 00:41:01,108 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2019-11-20 00:41:02,266 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-11-20 00:41:03,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:03,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3124 states and 3734 transitions. [2019-11-20 00:41:03,104 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 3734 transitions. [2019-11-20 00:41:03,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2019-11-20 00:41:03,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:04,147 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 737 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-20 00:41:07,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:07,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 3141 states and 3756 transitions. [2019-11-20 00:41:07,053 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 3756 transitions. [2019-11-20 00:41:07,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2019-11-20 00:41:07,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:07,327 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 737 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-20 00:41:10,134 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2019-11-20 00:41:10,969 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-11-20 00:41:11,768 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-11-20 00:41:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:12,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3169 states and 3783 transitions. [2019-11-20 00:41:12,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3169 states and 3783 transitions. [2019-11-20 00:41:12,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-11-20 00:41:12,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2019-11-20 00:41:13,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:13,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3172 states and 3789 transitions. [2019-11-20 00:41:13,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 3789 transitions. [2019-11-20 00:41:13,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-11-20 00:41:13,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:14,453 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2019-11-20 00:41:18,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:18,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3183 states and 3804 transitions. [2019-11-20 00:41:18,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 3804 transitions. [2019-11-20 00:41:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-11-20 00:41:18,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:18,792 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2019-11-20 00:41:23,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:23,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 3194 states and 3824 transitions. [2019-11-20 00:41:23,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3824 transitions. [2019-11-20 00:41:23,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-11-20 00:41:23,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:23,218 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2019-11-20 00:41:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:26,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 3200 states and 3830 transitions. [2019-11-20 00:41:26,104 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 3830 transitions. [2019-11-20 00:41:26,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-11-20 00:41:26,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:26,219 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2019-11-20 00:41:28,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 3205 states and 3836 transitions. [2019-11-20 00:41:28,490 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 3836 transitions. [2019-11-20 00:41:28,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2019-11-20 00:41:28,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2019-11-20 00:41:29,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 3208 states and 3838 transitions. [2019-11-20 00:41:29,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 3838 transitions. [2019-11-20 00:41:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-11-20 00:41:29,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,653 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 667 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2019-11-20 00:41:31,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:31,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3247 states and 3876 transitions. [2019-11-20 00:41:31,711 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 3876 transitions. [2019-11-20 00:41:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2019-11-20 00:41:31,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2019-11-20 00:41:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:36,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3248 states and 3876 transitions. [2019-11-20 00:41:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 3876 transitions. [2019-11-20 00:41:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2019-11-20 00:41:36,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:39,331 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-11-20 00:41:41,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-11-20 00:41:54,892 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2019-11-20 00:42:00,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 3316 states and 3961 transitions. [2019-11-20 00:42:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3316 states and 3961 transitions. [2019-11-20 00:42:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2019-11-20 00:42:00,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:01,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-11-20 00:42:04,800 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-11-20 00:42:05,770 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-11-20 00:42:06,704 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-11-20 00:42:07,651 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2019-11-20 00:42:08,561 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-11-20 00:42:09,860 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-11-20 00:42:12,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:12,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 3356 states and 4002 transitions. [2019-11-20 00:42:12,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 4002 transitions. [2019-11-20 00:42:12,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2019-11-20 00:42:12,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:12,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2019-11-20 00:42:18,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:18,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 3403 states and 4048 transitions. [2019-11-20 00:42:18,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3403 states and 4048 transitions. [2019-11-20 00:42:18,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2019-11-20 00:42:18,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2019-11-20 00:42:22,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 3473 states and 4119 transitions. [2019-11-20 00:42:22,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 4119 transitions. [2019-11-20 00:42:22,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2019-11-20 00:42:22,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2019-11-20 00:42:25,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:25,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 3518 states and 4165 transitions. [2019-11-20 00:42:25,498 INFO L276 IsEmpty]: Start isEmpty. Operand 3518 states and 4165 transitions. [2019-11-20 00:42:25,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2019-11-20 00:42:25,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:25,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2019-11-20 00:42:26,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:26,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 3538 states and 4184 transitions. [2019-11-20 00:42:26,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3538 states and 4184 transitions. [2019-11-20 00:42:26,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2019-11-20 00:42:26,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 852 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2019-11-20 00:42:27,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4192 states to 3546 states and 4192 transitions. [2019-11-20 00:42:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand 3546 states and 4192 transitions. [2019-11-20 00:42:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2019-11-20 00:42:27,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:28,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 852 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2019-11-20 00:42:29,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:29,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4211 states to 3566 states and 4211 transitions. [2019-11-20 00:42:29,044 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 4211 transitions. [2019-11-20 00:42:29,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2019-11-20 00:42:29,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:29,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1185 backedges. 852 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2019-11-20 00:42:30,650 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-11-20 00:42:31,618 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-11-20 00:42:31,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:31,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 3576 states and 4220 transitions. [2019-11-20 00:42:31,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 4220 transitions. [2019-11-20 00:42:31,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2019-11-20 00:42:31,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:32,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1185 backedges. 852 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2019-11-20 00:42:32,394 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-11-20 00:42:33,226 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-11-20 00:42:33,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:33,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 3588 states and 4231 transitions. [2019-11-20 00:42:33,815 INFO L276 IsEmpty]: Start isEmpty. Operand 3588 states and 4231 transitions. [2019-11-20 00:42:33,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2019-11-20 00:42:33,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:34,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 859 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2019-11-20 00:42:36,279 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-11-20 00:42:36,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:36,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 3632 states and 4275 transitions. [2019-11-20 00:42:36,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3632 states and 4275 transitions. [2019-11-20 00:42:36,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2019-11-20 00:42:36,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:37,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 859 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2019-11-20 00:42:37,529 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-11-20 00:42:38,359 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-11-20 00:42:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:39,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 3652 states and 4294 transitions. [2019-11-20 00:42:39,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 4294 transitions. [2019-11-20 00:42:39,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2019-11-20 00:42:39,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 863 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2019-11-20 00:42:42,437 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-11-20 00:42:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:43,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 3672 states and 4313 transitions. [2019-11-20 00:42:43,091 INFO L276 IsEmpty]: Start isEmpty. Operand 3672 states and 4313 transitions. [2019-11-20 00:42:43,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2019-11-20 00:42:43,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 863 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2019-11-20 00:42:43,712 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-11-20 00:42:45,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:45,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 3692 states and 4332 transitions. [2019-11-20 00:42:45,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 4332 transitions. [2019-11-20 00:42:45,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2019-11-20 00:42:45,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:45,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 972 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2019-11-20 00:42:46,503 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-11-20 00:42:47,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:47,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 3700 states and 4340 transitions. [2019-11-20 00:42:47,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3700 states and 4340 transitions. [2019-11-20 00:42:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2019-11-20 00:42:47,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:47,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 972 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2019-11-20 00:42:47,832 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-11-20 00:42:48,694 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-11-20 00:42:50,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 3720 states and 4359 transitions. [2019-11-20 00:42:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 3720 states and 4359 transitions. [2019-11-20 00:42:50,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-20 00:42:50,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:50,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 12 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2019-11-20 00:42:55,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:42:55,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4409 states to 3761 states and 4409 transitions. [2019-11-20 00:42:55,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3761 states and 4409 transitions. [2019-11-20 00:42:55,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-20 00:42:55,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:42:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:42:56,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 12 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2019-11-20 00:43:07,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:43:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4466 states to 3816 states and 4466 transitions. [2019-11-20 00:43:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 4466 transitions. [2019-11-20 00:43:07,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-20 00:43:07,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:43:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:43:07,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 12 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2019-11-20 00:43:10,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:43:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 3836 states and 4486 transitions. [2019-11-20 00:43:10,901 INFO L276 IsEmpty]: Start isEmpty. Operand 3836 states and 4486 transitions. [2019-11-20 00:43:10,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-20 00:43:10,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:43:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:43:11,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 12 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2019-11-20 00:43:15,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:43:15,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4515 states to 3864 states and 4515 transitions. [2019-11-20 00:43:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand 3864 states and 4515 transitions. [2019-11-20 00:43:15,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-20 00:43:15,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:43:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:43:15,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 12 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2019-11-20 00:43:16,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:43:16,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4515 states to 3865 states and 4515 transitions. [2019-11-20 00:43:16,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4515 transitions. [2019-11-20 00:43:16,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-20 00:43:16,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:43:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:43:17,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 12 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2019-11-20 00:43:18,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:43:18,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4515 states to 3866 states and 4515 transitions. [2019-11-20 00:43:18,517 INFO L276 IsEmpty]: Start isEmpty. Operand 3866 states and 4515 transitions. [2019-11-20 00:43:18,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-11-20 00:43:18,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:43:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:43:18,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1405 backedges. 764 proven. 12 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2019-11-20 00:43:20,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:43:20,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4534 states to 3886 states and 4534 transitions. [2019-11-20 00:43:20,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3886 states and 4534 transitions. [2019-11-20 00:43:20,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2019-11-20 00:43:20,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:43:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:43:21,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1879 backedges. 1356 proven. 0 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2019-11-20 00:43:35,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:43:35,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 2885 states and 3377 transitions. [2019-11-20 00:43:35,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 3377 transitions. [2019-11-20 00:43:35,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 00:43:35,165 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 207 iterations. [2019-11-20 00:43:35,173 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 00:43:36,001 WARN L191 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 75 [2019-11-20 00:43:36,753 WARN L191 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 74 [2019-11-20 00:43:37,305 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 59 [2019-11-20 00:43:38,069 WARN L191 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 74 [2019-11-20 00:43:38,614 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 62 [2019-11-20 00:43:38,809 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 41 [2019-11-20 00:43:39,357 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 62 [2019-11-20 00:43:39,841 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 54 [2019-11-20 00:43:40,423 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 58 [2019-11-20 00:43:40,986 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 60 [2019-11-20 00:43:41,260 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 50 [2019-11-20 00:43:41,571 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 50 [2019-11-20 00:43:42,037 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 54 [2019-11-20 00:43:42,828 WARN L191 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 75 [2019-11-20 00:43:43,702 WARN L191 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 56 [2019-11-20 00:43:44,007 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 54 [2019-11-20 00:43:44,525 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 56 [2019-11-20 00:43:45,054 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 58 [2019-11-20 00:43:45,394 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 56 [2019-11-20 00:43:45,587 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-11-20 00:43:46,375 WARN L191 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 75 [2019-11-20 00:43:46,593 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 43 [2019-11-20 00:43:46,844 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 49 [2019-11-20 00:43:47,426 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 61 [2019-11-20 00:43:48,154 WARN L191 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 73 [2019-11-20 00:43:48,721 WARN L191 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 62 [2019-11-20 00:43:49,546 WARN L191 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 73 [2019-11-20 00:43:49,884 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 56 [2019-11-20 00:43:50,622 WARN L191 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 73 [2019-11-20 00:43:51,319 WARN L191 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 71 [2019-11-20 00:43:52,017 WARN L191 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 71 [2019-11-20 00:43:52,404 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 59 [2019-11-20 00:43:53,169 WARN L191 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 75 [2019-11-20 00:43:53,412 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 49 [2019-11-20 00:43:54,156 WARN L191 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 73 [2019-11-20 00:43:54,855 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 71 [2019-11-20 00:43:55,094 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 46 [2019-11-20 00:43:55,526 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 60 [2019-11-20 00:43:56,336 WARN L191 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 73 [2019-11-20 00:43:56,615 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 53 [2019-11-20 00:43:57,144 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 56 [2019-11-20 00:43:57,345 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 41 [2019-11-20 00:43:58,089 WARN L191 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 60 [2019-11-20 00:43:58,923 WARN L191 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 75 [2019-11-20 00:43:59,117 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 41 [2019-11-20 00:44:00,019 WARN L191 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 75 [2019-11-20 00:44:00,849 WARN L191 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 73 [2019-11-20 00:44:01,266 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 60 [2019-11-20 00:44:01,541 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 50 [2019-11-20 00:44:02,455 WARN L191 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 84 [2019-11-20 00:44:02,930 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 54 [2019-11-20 00:44:03,204 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 50 [2019-11-20 00:44:03,936 WARN L191 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 73 [2019-11-20 00:44:04,349 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 60 [2019-11-20 00:44:05,200 WARN L191 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 75 [2019-11-20 00:44:05,415 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 43 [2019-11-20 00:44:06,225 WARN L191 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 75 [2019-11-20 00:44:06,783 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 59 [2019-11-20 00:44:07,729 WARN L191 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 78 [2019-11-20 00:44:07,924 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-11-20 00:44:08,142 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 43 [2019-11-20 00:44:08,903 WARN L191 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 74 [2019-11-20 00:44:09,635 WARN L191 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 73 [2019-11-20 00:44:10,222 WARN L191 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 62 [2019-11-20 00:44:10,500 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 53 [2019-11-20 00:44:11,071 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 62 [2019-11-20 00:44:11,633 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 62 [2019-11-20 00:44:12,735 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 121 DAG size of output: 75 [2019-11-20 00:44:13,259 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 55 [2019-11-20 00:44:13,260 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:44:13,263 INFO L569 CodeCheckObserver]: Invariant with dag size 54 [2019-11-20 00:44:13,280 INFO L569 CodeCheckObserver]: Invariant with dag size 54 [2019-11-20 00:44:13,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 12:44:13 ImpRootNode [2019-11-20 00:44:13,288 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 00:44:13,288 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:44:13,288 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:44:13,289 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:44:13,289 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:33:28" (3/4) ... [2019-11-20 00:44:13,293 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 00:44:13,314 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2019-11-20 00:44:13,316 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-20 00:44:13,317 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-20 00:44:13,319 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 00:44:13,430 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b1576e35-42f7-464e-9adb-6d544e05ed74/bin/ukojak/witness.graphml [2019-11-20 00:44:13,430 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:44:13,432 INFO L168 Benchmark]: Toolchain (without parser) took 647847.08 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 939.3 MB in the beginning and 3.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 929.3 MB. Max. memory is 11.5 GB. [2019-11-20 00:44:13,432 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:44:13,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -170.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-20 00:44:13,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 00:44:13,433 INFO L168 Benchmark]: Boogie Preprocessor took 71.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 00:44:13,433 INFO L168 Benchmark]: RCFGBuilder took 2442.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.5 MB in the end (delta: 212.3 MB). Peak memory consumption was 212.3 MB. Max. memory is 11.5 GB. [2019-11-20 00:44:13,434 INFO L168 Benchmark]: CodeCheck took 644335.33 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 886.5 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2019-11-20 00:44:13,434 INFO L168 Benchmark]: Witness Printer took 142.05 ms. Allocated memory is still 4.8 GB. Free memory was 3.8 GB in the beginning and 3.8 GB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-11-20 00:44:13,436 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Result: SAFE, OverallTime: 606.1s, OverallIterations: 207, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 71303172 SDtfs, -1083055450 SDslu, 494927896 SDs, 0 SdLazy, 1703582122 SolverSat, 845163028 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1793.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 301767 GetRequests, 292282 SyntacticMatches, 6935 SemanticMatches, 2550 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4950931 ImplicationChecksByTransitivity, 540.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.3s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 82.3s InterpolantComputationTime, 45141 NumberOfCodeBlocks, 45141 NumberOfCodeBlocksAsserted, 206 NumberOfCheckSat, 44935 ConstructedInterpolants, 0 QuantifiedInterpolants, 72847972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 206 InterpolantComputations, 161 PerfectInterpolantSequences, 74963/75834 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: 494]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((((((((((((((a17 == 1 || (((((!(a7 == 1) && a12 == 8) && a21 == 1) && a20 == 1) && 15 == a8) && a16 == 6)) || (((((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1) && 15 == a8) && a16 == 5)) || (((((a16 == 4 && a8 == 13) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || ((((((1 == a7 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && 14 == a8) && a16 == 5)) || ((((((!(a21 == 1) && 1 == a7) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6)) || (((((!(a7 == 1) && !(a20 == 1)) && a16 == 4) && a8 == 13) && a12 == 8) && a21 == 1)) || ((((((1 == a7 && a16 == 4) && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && 14 == a8)) || (((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && 15 == a8) && a20 <= 0)) || (((((!(a20 == 1) && a12 == 8) && !(1 == a7)) && a21 == 1) && 15 == a8) && 5 == a16)) || (((((a12 == 8 && a17 <= 0) && a21 == 1) && 15 == a8) && a20 <= 0) && a16 == 5)) || ((((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 == 1) && a7 <= 0) && 14 == a8)) || ((((((!(a21 == 1) && 1 == a7) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1)) || (((((a16 == 4 && a12 == 8) && !(1 == a7)) && a21 == 1) && a20 == 1) && 15 == a8)) || ((((((1 == a7 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 == 1) && 14 == a8) && a16 == 5)) || ((((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 <= 0) && a7 <= 0) && 14 == a8) && a16 == 5)) || ((((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && a7 <= 0) && 14 == a8)) || (((((!(a7 == 1) && a17 <= 0) && a12 == 8) && a21 == 1) && 15 == a8) && a16 == 6) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((((((((((a17 == 1 || (((((!(a7 == 1) && a12 == 8) && a21 == 1) && a20 == 1) && 15 == a8) && a16 == 6)) || (((((!(a7 == 1) && a12 == 8) && a17 <= 0) && a21 == 1) && 15 == a8) && a16 == 5)) || (((((a16 == 4 && a8 == 13) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || ((((((1 == a7 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && 14 == a8) && a16 == 5)) || ((((((!(a21 == 1) && 1 == a7) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6)) || (((((!(a7 == 1) && !(a20 == 1)) && a16 == 4) && a8 == 13) && a12 == 8) && a21 == 1)) || ((((((1 == a7 && a16 == 4) && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && 14 == a8)) || (((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && 15 == a8) && a20 <= 0)) || (((((!(a20 == 1) && a12 == 8) && !(1 == a7)) && a21 == 1) && 15 == a8) && 5 == a16)) || (((((a12 == 8 && a17 <= 0) && a21 == 1) && 15 == a8) && a20 <= 0) && a16 == 5)) || ((((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 == 1) && a7 <= 0) && 14 == a8)) || ((((((!(a21 == 1) && 1 == a7) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1)) || (((((a16 == 4 && a12 == 8) && !(1 == a7)) && a21 == 1) && a20 == 1) && 15 == a8)) || ((((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 <= 0) && a7 <= 0) && 14 == a8) && a16 == 5)) || ((((((1 == a7 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 == 1) && 14 == a8) && a16 == 5)) || ((((((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && a7 <= 0) && 14 == a8)) || (((((!(a7 == 1) && a17 <= 0) && a12 == 8) && a21 == 1) && 15 == a8) && a16 == 6) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 759.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -170.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2442.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.5 MB in the end (delta: 212.3 MB). Peak memory consumption was 212.3 MB. Max. memory is 11.5 GB. * CodeCheck took 644335.33 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 886.5 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 142.05 ms. Allocated memory is still 4.8 GB. Free memory was 3.8 GB in the beginning and 3.8 GB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...