./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/phases_2-2.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_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/phases_2-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/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 f543785985cc26d3ae0e2e08051519180509acad ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/phases_2-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/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 f543785985cc26d3ae0e2e08051519180509acad ...................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 00:12:29,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:12:29,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:12:29,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:12:29,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:12:29,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:12:29,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:12:29,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:12:29,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:12:29,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:12:29,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:12:29,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:12:29,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:12:29,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:12:29,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:12:29,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:12:29,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:12:29,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:12:29,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:12:29,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:12:29,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:12:29,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:12:29,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:12:29,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:12:29,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:12:29,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:12:29,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:12:29,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:12:29,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:12:29,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:12:29,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:12:29,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:12:29,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:12:29,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:12:29,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:12:29,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:12:29,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:12:29,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:12:29,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:12:29,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:12:29,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:12:29,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 00:12:29,497 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:12:29,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:12:29,498 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 00:12:29,499 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 00:12:29,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:12:29,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:12:29,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:12:29,500 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:12:29,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:12:29,501 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:12:29,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:12:29,502 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:12:29,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:12:29,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:12:29,503 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:12:29,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:12:29,503 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:12:29,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:12:29,504 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 00:12:29,504 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 00:12:29,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:12:29,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:12:29,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:12:29,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:12:29,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:12:29,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:12:29,505 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 00:12:29,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:12:29,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:12:29,506 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_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/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 -> f543785985cc26d3ae0e2e08051519180509acad [2019-11-20 00:12:29,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:12:29,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:12:29,717 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:12:29,718 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:12:29,719 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:12:29,726 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/../../sv-benchmarks/c/loop-acceleration/phases_2-2.c [2019-11-20 00:12:29,786 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data/83818c294/d6b3f569bea947f081ac8105a0493d51/FLAGc6a47494d [2019-11-20 00:12:30,201 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:12:30,202 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/sv-benchmarks/c/loop-acceleration/phases_2-2.c [2019-11-20 00:12:30,207 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data/83818c294/d6b3f569bea947f081ac8105a0493d51/FLAGc6a47494d [2019-11-20 00:12:30,225 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data/83818c294/d6b3f569bea947f081ac8105a0493d51 [2019-11-20 00:12:30,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:12:30,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:12:30,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:12:30,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:12:30,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:12:30,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10479bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30, skipping insertion in model container [2019-11-20 00:12:30,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,253 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:12:30,271 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:12:30,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:12:30,420 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:12:30,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:12:30,517 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:12:30,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30 WrapperNode [2019-11-20 00:12:30,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:12:30,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:12:30,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:12:30,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:12:30,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:12:30,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:12:30,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:12:30,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:12:30,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... [2019-11-20 00:12:30,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:12:30,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:12:30,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:12:30,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:12:30,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:12:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/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 00:12:30,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:12:30,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:12:31,083 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:12:31,083 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 00:12:31,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:12:31 BoogieIcfgContainer [2019-11-20 00:12:31,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:12:31,085 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 00:12:31,085 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 00:12:31,094 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 00:12:31,094 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:12:31" (1/1) ... [2019-11-20 00:12:31,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:12:31,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:31,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2019-11-20 00:12:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2019-11-20 00:12:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-20 00:12:31,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:31,396 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 00:12:43,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:43,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2019-11-20 00:12:43,777 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2019-11-20 00:12:43,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:43,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:43,803 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:43,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,001 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,299 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,314 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,328 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,337 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,350 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,356 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,366 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,378 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,383 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,405 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,410 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,446 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,451 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,468 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,481 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,486 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,494 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,505 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,510 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,526 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,541 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,548 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,571 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,576 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,586 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,600 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,604 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,616 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,634 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,645 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,656 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,669 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,676 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,685 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,705 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,711 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,722 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,737 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,747 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,757 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,767 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,772 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,791 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,795 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,802 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,815 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,819 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,826 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,837 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,849 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,861 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,865 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,875 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,897 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,902 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,927 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,965 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:44,976 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:44,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:44,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:44,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:44,984 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:44,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:44,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:44,999 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:44,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,002 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,011 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,022 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,033 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,044 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,047 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,069 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,073 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,092 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,096 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,117 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,121 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,133 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,149 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,153 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,161 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,172 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,176 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,184 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,196 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,248 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,276 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,278 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,300 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,313 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,334 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,354 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,358 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,385 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,391 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,425 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,430 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,490 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,507 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,514 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,537 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,541 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,552 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,564 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,568 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,581 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,593 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,597 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,606 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,618 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,622 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,639 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,656 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,660 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,680 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,683 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,692 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,705 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,709 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,729 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,741 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,752 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,756 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,765 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,777 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,780 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,800 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,803 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,829 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,849 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,867 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,883 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,897 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,901 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,909 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,926 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,936 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,965 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,968 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:45,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:45,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:45,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:45,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:45,992 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:45,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:45,995 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:45,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,004 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,021 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,024 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,034 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,052 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,066 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,081 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,094 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,109 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,113 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,124 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,141 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,144 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,154 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,168 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,171 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,181 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,197 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,198 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,212 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,234 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,242 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,269 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,277 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,294 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,305 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,360 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,370 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,373 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,383 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,393 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,395 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,405 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,421 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,425 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,452 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,471 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,474 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,483 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,492 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,504 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,517 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,520 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,530 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,540 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,543 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,553 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,565 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,568 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,586 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,597 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,610 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,637 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,645 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,657 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,669 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,672 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,697 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,700 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,712 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,741 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,744 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,754 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,769 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,773 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,783 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,799 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,802 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,812 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,829 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,843 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,857 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,861 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,871 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,885 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,888 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,902 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,913 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,916 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,941 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,947 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,957 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,967 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,969 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:46,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:46,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:46,980 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:46,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:46,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:46,989 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:46,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:46,991 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:46,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,001 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,013 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,016 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,026 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,037 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,039 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,050 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,059 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,061 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,072 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,085 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,088 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,099 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,113 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,116 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,141 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,144 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,155 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,169 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,172 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,183 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,192 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,195 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,206 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,217 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,219 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,230 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,241 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,244 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,265 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,268 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,278 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,289 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,302 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,313 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,329 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,341 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,356 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,366 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,368 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,389 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,392 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,405 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,417 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,419 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,430 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,445 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,447 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,459 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,469 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,472 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,486 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,501 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,503 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,525 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,526 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,527 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,539 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,550 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,624 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,635 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,637 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,649 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,661 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,662 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,664 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,675 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,693 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,696 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,706 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,731 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,745 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,757 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,760 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,772 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,785 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,788 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,800 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,813 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,815 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,841 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,843 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,869 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,901 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,903 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,911 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,925 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,943 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,957 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,959 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:47,983 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:47,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:47,985 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:47,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:47,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:47,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:47,996 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:47,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:47,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,013 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,015 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,031 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,042 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,045 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,058 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,074 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,076 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,089 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,111 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,113 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,126 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,135 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,138 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,165 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,167 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,178 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,189 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,191 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,202 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,213 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,226 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,237 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,237 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,241 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,252 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,265 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,267 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,297 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,299 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,310 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,321 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,323 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,335 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,345 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,373 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,376 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,399 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,415 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,425 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,428 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,442 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,453 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,456 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,471 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,481 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,483 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,509 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,511 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,524 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,541 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,544 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,567 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,570 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,583 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,594 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,596 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,614 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,624 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,627 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,641 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,651 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,654 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,668 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,680 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,682 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,696 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,721 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,724 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,741 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,748 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,750 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,763 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,772 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,774 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,786 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,795 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,848 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,868 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,881 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,889 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,891 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,902 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,910 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,912 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,925 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,933 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:48,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:48,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:48,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:48,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:48,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:48,956 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:48,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,013 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,037 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,039 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,050 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,058 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,060 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,072 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,080 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,082 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,094 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,103 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,105 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,126 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,128 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,149 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,151 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,171 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,173 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,186 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,197 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,198 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,211 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,221 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,223 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,237 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,249 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,251 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,263 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,271 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,273 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,285 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,294 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,377 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,379 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,400 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,407 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,407 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,409 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,421 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,433 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,435 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,452 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,465 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,520 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,533 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,541 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,543 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,564 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,566 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,578 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,584 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,601 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,609 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,628 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,636 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,638 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,651 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,661 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,663 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,680 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,689 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,689 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,691 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,704 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,712 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,714 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,728 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,736 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,789 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,803 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,817 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,819 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,849 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,851 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,870 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,879 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,881 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,898 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,909 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,911 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,928 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,936 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,938 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,960 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,960 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,962 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:49,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:49,977 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:49,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:49,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:49,987 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:49,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:49,989 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:49,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,006 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,021 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,023 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,037 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,054 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,057 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,080 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,082 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,096 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,104 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,106 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,123 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,133 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,135 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,148 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,157 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,159 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,174 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,185 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,187 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,203 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,213 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,230 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,241 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,243 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,257 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,264 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,266 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,280 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,289 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,305 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,313 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,313 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,330 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,341 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,357 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,365 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,367 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,384 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,393 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,398 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,413 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,425 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,469 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,492 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,494 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,518 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,538 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,553 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,555 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,572 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,585 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,587 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,604 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,613 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,633 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,645 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,647 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,665 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,677 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,679 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,705 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,705 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,707 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,727 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,737 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,739 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,766 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,777 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,780 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,798 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,812 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,814 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,827 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,835 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,850 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,859 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,861 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,894 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,902 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,904 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,919 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,929 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:50,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:50,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:50,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:50,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:50,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:50,961 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:50,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,014 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,032 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,040 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,041 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,069 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,071 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,097 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,099 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,113 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,125 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,126 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,149 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,151 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,165 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,174 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,175 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,197 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,198 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,221 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,223 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,245 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,287 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,304 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,311 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,313 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,328 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,337 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,354 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,361 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,363 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,378 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,386 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,387 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,403 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,411 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,461 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,477 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,489 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,507 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,514 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,516 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,539 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,541 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,567 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,568 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,584 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,593 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,598 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,625 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,681 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,698 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,705 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,707 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,724 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,735 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,737 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,753 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,765 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,811 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,828 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,837 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,839 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,869 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,892 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,914 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,917 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,933 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,952 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,954 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,971 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:51,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:51,981 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:51,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:51,982 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:51,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:51,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,009 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,011 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,027 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,041 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,043 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,058 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,069 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,071 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,088 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,109 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,111 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,130 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,149 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,151 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,191 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,194 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,213 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,222 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,224 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,249 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,251 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,268 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,277 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,279 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,295 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,305 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,324 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,332 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,334 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,361 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,363 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,383 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,393 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,395 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,412 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,421 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,423 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,440 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,449 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,451 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,475 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,477 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,495 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,502 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,503 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,521 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,528 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,531 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,558 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,577 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,584 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,603 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,613 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,640 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,642 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,659 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,666 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,668 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,686 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,693 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,695 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,721 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,723 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,741 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,753 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,755 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,773 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,782 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,784 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,802 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,811 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,813 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,845 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,853 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,855 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,884 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,886 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,904 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,913 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,915 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,941 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:52,969 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:52,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:52,971 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:52,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:52,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:52,990 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:52,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,001 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,048 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,068 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,075 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,105 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,107 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,125 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,137 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,179 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,200 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,213 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,238 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,249 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,251 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,270 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,277 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,279 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,305 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,326 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,333 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,335 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,355 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,365 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,367 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,386 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,397 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,399 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,418 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,425 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,427 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,446 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,453 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,455 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,482 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,484 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,503 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,513 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,515 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,534 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,540 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,543 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,562 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,573 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,575 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,594 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,601 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,603 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,622 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,634 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,635 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,655 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,665 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,667 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,687 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,694 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,696 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,716 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,725 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,774 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,805 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,807 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,827 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,837 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,839 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,865 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,897 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,897 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,899 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,925 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,947 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,957 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,959 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:53,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:53,979 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:53,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:53,986 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:53,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:53,987 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:53,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,008 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,017 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,019 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,047 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,049 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,077 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,077 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,100 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,107 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,109 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,129 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,136 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,138 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,158 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,170 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,171 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,205 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,227 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,237 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,239 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,259 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,269 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,271 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,303 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,323 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,330 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,333 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,352 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,369 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,410 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,431 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,444 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,445 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,446 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,466 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,474 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,496 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,505 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,507 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,529 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,544 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,591 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,612 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,625 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,627 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,647 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,656 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,658 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,682 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,690 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,691 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,713 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,730 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,783 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,821 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,823 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,847 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,858 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,860 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,901 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,903 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,929 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,941 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:54,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:54,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:54,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:54,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:54,990 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:54,990 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:54,992 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,013 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,021 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,023 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,053 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,055 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,075 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,085 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,087 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,108 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,117 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,119 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,138 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,145 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,148 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,168 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,175 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,177 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,199 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,207 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,281 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,288 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,290 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,311 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,319 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,320 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,342 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,353 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,355 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,376 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,385 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,387 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,408 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,417 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,419 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,441 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,448 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,450 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,475 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,483 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,484 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,513 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,515 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,536 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,545 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,547 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,575 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,598 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,606 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,607 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,629 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,636 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,638 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,659 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,669 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,671 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,692 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,701 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,703 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,732 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,734 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,755 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,765 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,767 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,788 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,795 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,819 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,827 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,829 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,850 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,861 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,863 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,891 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,892 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,925 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,949 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:55,961 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:55,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:55,963 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:55,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:55,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:55,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:55,991 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:55,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:55,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,001 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,003 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,025 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,032 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,034 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,055 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,065 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,067 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,090 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,097 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,099 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,120 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,133 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,135 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,157 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,169 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,227 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,243 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,249 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,250 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,273 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,275 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,298 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,309 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,384 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,408 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,423 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,424 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,445 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,445 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,446 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,483 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,485 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,517 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,544 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,553 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,555 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,584 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,627 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,628 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,650 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,660 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,662 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,663 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,705 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,713 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,737 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,749 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,751 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,793 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,795 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,825 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,827 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,850 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,861 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,863 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,877 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,883 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,885 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,941 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:56,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:56,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:56,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:56,995 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:56,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:56,997 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,033 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,034 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,057 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,064 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,065 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,092 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,100 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,102 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,131 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,133 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,156 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,164 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,165 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,194 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,196 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,218 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,229 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,231 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,254 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,261 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,263 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,286 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,292 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,294 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,317 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,324 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,325 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,348 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,355 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,357 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,381 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,393 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,395 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,417 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,424 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,426 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,449 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,455 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,457 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,489 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,514 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,523 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,527 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,555 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,557 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,580 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,590 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,591 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,592 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,616 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,625 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,627 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,654 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,661 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,662 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,686 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,697 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,699 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,731 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,756 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,765 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,767 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,795 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,812 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,818 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,819 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,835 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,845 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,847 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,870 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,879 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,880 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,895 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,907 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,908 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,938 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,949 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,951 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:57,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:57,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:57,975 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:57,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:57,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:57,983 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:57,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:57,984 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:57,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,028 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,030 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,055 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,065 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,067 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,102 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,102 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,103 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,137 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,138 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,163 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,173 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,175 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,198 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,205 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,231 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,241 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,248 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,281 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,282 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,307 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,315 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,351 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,361 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,363 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,403 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,455 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,485 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,497 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,499 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,523 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,532 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,534 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,573 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,641 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,643 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,660 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,666 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,667 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,690 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,691 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,710 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,717 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,718 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,759 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,767 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,769 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,799 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,809 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,811 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,848 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,850 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,870 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,879 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,880 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,902 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,923 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,925 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,958 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,964 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,965 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:58,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:58,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:58,981 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:58,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:58,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:58,988 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:58,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:58,989 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:58,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,019 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,025 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,026 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,043 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,051 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,053 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,081 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,089 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,091 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,117 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,124 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,125 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,145 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,153 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,154 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,170 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,176 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,177 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,202 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,208 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,293 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,320 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,327 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,360 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,366 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,368 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,393 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,405 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,449 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,476 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,485 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,487 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,513 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,520 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,521 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,548 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,557 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,585 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,597 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,599 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,625 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,633 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,634 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,661 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,669 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,671 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,697 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,709 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,711 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,737 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,749 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,751 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,777 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,785 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,786 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,813 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:12:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:12:59,821 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:12:59,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:12:59,823 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:12:59,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:12:59,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:12:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:12:59,851 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:12:59,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:12:59,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,039 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,075 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,105 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,112 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,114 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,147 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,149 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,178 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,185 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,186 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,221 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,223 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,250 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,257 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,284 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,293 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,330 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,378 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,416 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,445 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,453 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,454 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,493 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,529 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,530 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,561 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,568 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,570 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,597 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,609 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,638 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,649 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,651 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,677 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,721 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,728 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,730 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,758 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,769 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,825 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,854 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,862 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,863 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,890 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,901 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,903 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,933 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,941 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:00,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:00,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:00,969 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:00,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:00,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:00,978 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:00,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:00,979 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:00,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,007 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,017 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,019 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,046 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,057 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,096 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,097 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,124 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,130 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,131 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,149 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,161 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,162 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,194 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,205 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,234 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,235 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,252 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,259 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,260 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,277 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,283 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,284 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,302 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,308 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,327 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,336 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,355 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,377 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,379 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,410 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,417 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,448 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,457 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,459 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,495 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,496 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,525 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,541 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,543 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,571 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,577 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,606 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,614 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,652 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,654 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,682 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,693 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,695 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,723 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,730 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,732 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,769 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,809 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,811 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,839 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,846 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,847 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,875 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,885 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,887 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,916 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,925 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:01,965 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:01,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:01,967 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:01,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:01,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:01,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,005 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,045 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,047 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,078 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,089 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,091 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,123 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,124 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,143 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,149 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,150 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,173 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,179 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,180 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,214 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,222 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,223 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,254 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,255 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,276 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,285 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,287 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,320 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,327 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,328 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,358 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,373 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,375 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,401 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,408 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,409 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,450 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,452 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,492 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,494 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,531 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,533 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,556 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,565 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,609 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,629 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,636 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,638 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,668 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,676 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,677 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,700 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,709 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,711 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,736 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,745 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,746 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,776 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,783 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,785 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,825 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,827 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,865 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,897 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,904 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,905 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,930 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,938 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,939 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:02,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:02,964 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:02,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:02,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:02,969 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:02,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:02,971 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:02,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,010 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,016 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,016 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,017 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,037 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,043 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,089 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,091 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,128 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,129 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,158 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,159 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,179 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,185 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,186 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,219 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,227 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,229 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,259 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,269 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,271 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,300 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,307 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,339 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,349 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,380 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,387 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,388 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,420 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,420 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,421 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,450 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,465 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,505 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,544 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,546 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,575 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,582 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,620 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,629 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,631 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,669 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,670 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,700 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,708 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,709 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,745 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,753 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,754 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,784 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,791 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,792 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,813 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,821 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,822 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,848 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,849 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,870 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,875 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,877 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,918 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,924 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,925 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,945 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,950 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,952 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:03,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:03,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:03,992 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:03,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:03,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,013 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,020 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,021 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,049 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,050 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,075 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,082 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,108 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,128 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,133 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,134 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,154 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,160 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,161 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,187 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,188 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,209 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,218 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,219 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,240 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,247 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,248 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,269 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,277 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,278 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,303 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,304 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,324 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,334 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,335 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,361 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,362 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,382 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,402 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,443 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,445 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,477 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,489 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,533 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,555 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,560 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,561 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,588 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,615 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,636 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,642 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,643 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,666 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,672 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,673 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,703 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,708 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,709 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,735 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,757 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,767 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,789 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,805 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,807 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,829 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,836 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,870 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,892 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,897 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,898 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,919 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,926 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:04,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:04,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:04,963 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:04,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:04,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:04,973 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:04,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:04,975 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,006 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,017 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,019 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,053 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,055 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,089 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,090 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,113 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,125 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,127 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,156 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,162 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,163 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,184 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,197 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,226 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,233 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,234 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,254 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,264 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,302 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,324 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,330 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,351 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,356 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,357 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,378 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,383 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,384 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,421 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,427 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,428 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,449 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,455 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,456 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,477 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,482 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,483 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,510 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,511 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,532 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,540 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,541 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,562 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,568 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,569 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,590 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,595 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,596 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,617 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,623 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,624 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,645 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,653 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,654 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,675 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,680 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,681 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,703 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,708 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,709 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,748 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,754 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,755 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,794 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,805 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,807 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,842 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,853 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,855 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,897 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,897 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,899 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,933 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,941 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:05,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:05,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:05,977 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:05,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:05,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:05,984 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:05,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:05,986 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:05,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,022 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,037 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,039 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,074 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,085 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,087 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,128 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,130 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,164 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,173 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,175 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,209 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,217 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,218 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,249 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,250 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,272 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,278 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,278 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,279 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,302 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,308 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,337 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,348 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,350 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,383 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,384 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,416 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,425 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,426 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,447 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,452 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,453 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,496 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,497 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,521 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,530 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,531 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,559 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,594 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,595 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,624 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,630 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,631 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,659 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,660 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,691 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,692 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,721 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,722 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,743 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,750 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,776 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,799 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,804 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,805 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,827 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,832 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,855 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,863 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,864 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,886 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,891 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,892 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,915 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,921 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,922 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,950 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,951 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:06,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:06,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:06,972 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:06,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:06,977 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:06,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:06,978 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,011 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,036 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,059 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,064 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,065 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,088 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,093 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,094 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,117 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,123 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,124 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,147 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,152 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,153 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,175 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,180 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,181 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,211 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,212 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,240 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,241 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,270 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,271 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,293 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,299 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,322 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,328 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,353 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,358 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,359 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,381 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,398 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,441 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,448 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,450 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,486 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,493 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,494 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,539 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,540 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,580 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,587 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,641 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,643 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,679 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,693 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,694 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,731 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,740 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,741 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,782 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,790 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,792 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,827 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,841 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,843 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,878 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,888 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,955 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,962 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,963 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:07,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:07,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:07,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:07,992 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:07,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:07,993 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:07,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,025 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,044 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,073 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,099 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,105 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,106 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,130 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,135 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,136 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,167 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,168 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,194 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,200 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,233 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,238 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,239 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,264 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,273 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,274 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,303 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,304 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,326 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,344 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,369 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,375 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,376 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,399 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,405 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,406 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,434 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,435 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,458 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,463 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,464 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,488 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,494 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,518 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,524 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,525 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,548 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,573 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,575 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,617 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,618 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,642 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,648 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,649 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,673 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,678 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,679 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,703 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,709 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,710 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,734 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,741 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,742 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,774 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,775 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,799 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,807 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,861 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,867 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,868 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,892 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,897 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,899 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,929 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,930 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,955 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,961 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,962 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:08,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:08,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:08,986 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:08,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:08,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:08,992 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:08,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:08,993 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,017 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,024 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,048 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,053 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,055 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,079 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,084 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,114 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,115 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,139 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,145 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,146 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,179 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,180 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,224 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,231 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,271 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,312 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,319 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,360 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,369 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,370 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,421 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,423 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,459 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,465 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,466 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,493 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,500 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,525 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,532 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,533 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,573 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,605 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,643 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,645 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,678 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,690 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,718 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,769 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,778 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,779 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,804 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,821 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,823 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,863 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,871 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,873 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,916 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,925 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,962 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,968 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:09,969 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:09,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:09,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:09,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:09,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:09,999 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:09,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,000 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,024 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,030 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,031 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,055 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,060 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,061 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,086 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,092 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,117 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,122 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,123 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,153 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,154 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,178 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,183 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,184 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,209 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,214 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,245 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,246 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,271 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,277 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,278 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,303 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,308 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,334 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,339 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,365 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,370 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,371 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,396 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,402 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,428 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,433 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,433 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,458 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,463 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,464 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,490 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,495 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,496 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,524 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,530 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,531 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,561 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,562 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,591 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,593 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,639 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,649 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,651 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,697 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,699 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,727 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,732 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,758 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,764 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,765 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,790 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,795 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,822 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,828 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,829 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,854 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,864 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,866 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,905 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,911 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,912 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,937 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,942 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:10,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:10,973 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:10,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:10,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:10,980 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:10,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:10,982 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:10,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,037 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,039 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,072 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,080 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,081 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,106 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,112 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,113 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,146 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,147 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,172 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,183 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,184 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,210 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,215 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,216 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,241 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,248 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,249 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,413 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,437 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,463 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,468 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,469 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,502 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,520 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,522 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,564 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,573 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,575 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,615 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,629 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,631 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,671 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,681 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,683 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,723 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,732 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,734 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,774 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,781 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,783 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,826 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,827 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,853 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,860 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,861 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,899 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,900 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,926 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,931 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,932 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,962 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,963 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,963 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:11,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:11,989 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:11,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:11,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:11,994 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:11,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:11,995 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:11,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,021 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,027 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,028 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,054 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,059 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,060 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,086 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,092 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,119 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,124 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,125 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,151 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,156 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,157 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,183 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,190 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,191 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,217 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,225 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,226 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,258 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,292 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,293 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,319 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,326 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,327 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,353 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,358 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,359 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,385 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,398 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,399 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,431 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,432 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,458 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,463 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,464 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,491 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,498 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,499 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,526 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,538 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,539 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,566 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,571 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,572 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,598 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,603 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,604 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,632 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,639 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,640 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,672 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,673 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,706 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,731 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,757 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,763 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,763 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,790 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,795 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,823 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,829 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,830 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,863 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,870 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,898 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,903 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,904 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,932 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,939 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,940 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:12,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:12,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:12,974 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:12,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:12,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:12,979 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:12,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:12,981 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:12,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,016 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,022 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,023 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,062 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,068 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,069 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,100 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,101 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,133 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,134 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,160 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,169 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,170 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,196 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,202 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,230 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,235 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,236 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,263 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,268 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,269 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,296 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,302 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,303 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,329 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,336 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,364 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,369 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,370 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,396 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,402 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,429 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,435 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,436 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,464 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,469 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,470 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,497 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,505 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,545 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,578 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,607 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,612 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,613 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,645 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,646 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,678 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,687 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,712 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,741 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,746 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,747 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,774 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,779 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,780 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,824 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,825 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,852 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,858 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,859 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,887 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,893 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,894 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,927 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,928 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,960 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,961 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:13,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:13,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:13,994 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:13,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:13,995 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:13,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,022 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,028 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,029 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,056 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,063 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,089 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,117 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,126 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,127 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,182 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,193 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,195 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,238 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,249 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,251 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,281 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,287 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,287 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,288 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,317 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,326 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,327 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,355 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,361 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,386 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,420 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,421 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,449 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,454 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,455 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,483 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,488 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,489 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,523 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,524 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,551 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,557 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,558 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,586 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,592 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,593 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,635 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,636 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,664 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,669 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,670 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,697 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,702 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,703 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,731 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,736 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,737 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,765 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,771 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,772 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,799 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,807 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,808 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,842 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,843 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,871 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,876 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,877 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,904 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,909 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,910 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,939 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,944 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:14,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:14,973 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:14,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:14,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:14,978 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:14,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:14,979 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:14,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,012 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,012 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,013 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,042 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,048 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,049 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,077 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,082 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,083 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,110 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,115 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,116 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,145 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,151 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,151 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,152 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,179 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,185 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,186 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,214 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,222 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,223 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,268 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,269 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,297 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,303 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,304 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,333 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,338 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,374 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,375 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,403 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,408 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,409 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,437 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,442 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,443 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,471 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,492 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,493 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,522 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,528 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,529 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,563 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,565 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,599 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,600 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,628 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,637 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,638 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,667 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,673 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,674 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,702 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,708 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,709 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,738 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,743 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,744 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,772 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,777 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,778 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,806 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,812 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,813 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,841 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,848 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,849 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,878 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,884 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,885 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,913 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,920 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,921 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,957 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,958 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:15,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:15,987 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:15,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:15,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:15,993 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:15,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:15,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,023 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,029 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,030 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,058 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,064 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,066 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,108 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,109 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,150 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,155 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,157 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,187 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,193 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,194 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,241 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,242 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,293 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,300 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,301 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,333 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,339 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,373 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,384 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,385 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,428 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,429 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,489 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,535 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,540 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,541 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,570 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,577 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,602 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,633 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,638 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,639 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,668 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,673 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,674 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,703 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,708 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,709 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,760 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,761 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,814 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,815 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,870 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,917 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,924 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,925 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:16,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:16,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:16,982 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:16,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:16,983 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:16,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,025 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,027 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,058 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,063 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,064 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,099 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,100 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,134 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,135 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,165 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,170 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,171 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,201 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,206 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,236 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,242 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,243 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,278 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,278 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,279 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,308 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,314 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,345 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,351 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,353 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,383 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,388 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,389 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,426 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,427 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,457 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,466 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,467 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,497 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,503 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,504 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,534 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,540 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,541 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,571 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,577 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,609 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,614 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,651 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,652 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,683 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,688 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,689 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,719 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,728 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,728 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,729 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,760 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,765 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,766 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,802 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,803 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,839 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,845 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,846 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,882 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,883 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,921 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,946 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:17,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:17,977 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:17,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:17,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:17,982 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:17,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:17,983 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:17,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,013 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,018 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,019 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,049 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,090 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,095 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,096 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,132 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,133 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,163 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,168 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,169 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,200 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,206 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,231 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,263 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,269 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,270 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,305 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,337 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,342 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,379 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,380 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,416 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,447 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,452 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,454 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,484 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,489 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,490 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,522 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,527 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,528 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,564 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,565 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,595 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,601 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,602 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,633 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,638 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,639 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,678 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,790 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,791 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,847 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,848 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,884 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,885 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,916 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,922 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,923 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,954 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,959 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,960 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:18,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:18,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:18,997 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:18,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:18,998 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:18,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,029 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,035 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,036 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,073 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,074 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,105 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,110 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,111 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,142 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,147 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,148 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,179 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,185 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,186 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,216 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,222 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,223 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,255 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,260 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,261 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,297 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,298 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,335 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,373 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,374 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,417 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,444 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,489 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,494 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,526 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,531 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,532 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,569 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,570 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,601 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,606 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,607 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,638 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,643 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,644 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,676 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,685 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,686 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,717 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,722 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,723 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,754 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,760 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,761 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,793 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,799 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,800 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,831 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,835 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,836 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,868 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,873 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,905 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,910 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,911 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,941 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,946 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,947 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:19,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:19,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:19,979 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:19,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:19,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:19,984 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:19,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:19,985 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:19,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,017 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,022 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,023 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,061 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,062 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,094 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,099 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,100 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,132 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,142 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,143 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,174 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,180 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,181 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,220 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,221 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,252 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,258 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,291 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,297 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,298 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,330 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,336 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,375 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,376 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,377 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,409 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,416 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,440 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,473 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,479 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,512 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,517 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,518 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,550 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,555 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,556 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,593 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,594 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,627 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,632 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,633 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,670 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,671 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,709 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,711 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,770 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,803 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,811 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,812 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,845 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,850 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,851 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,884 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,892 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,893 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:13:20,940 WARN L253 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 00:13:20,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:13:20,941 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 00:13:20,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:13:20,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2019-11-20 00:13:20,974 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2019-11-20 00:13:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 00:13:20,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2019-11-20 00:13:30,998 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 00:13:31,002 INFO L168 Benchmark]: Toolchain (without parser) took 60770.24 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 676.3 MB). Free memory was 952.8 MB in the beginning and 805.7 MB in the end (delta: 147.1 MB). Peak memory consumption was 823.4 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:31,003 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:13:31,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 952.8 MB in the beginning and 1.1 GB in the end (delta: -173.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:31,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:13:31,004 INFO L168 Benchmark]: Boogie Preprocessor took 19.73 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:31,004 INFO L168 Benchmark]: RCFGBuilder took 511.08 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: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:31,005 INFO L168 Benchmark]: CodeCheck took 59915.53 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 544.2 MB). Free memory was 1.1 GB in the beginning and 805.7 MB in the end (delta: 293.3 MB). Peak memory consumption was 837.5 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:31,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 283.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 952.8 MB in the beginning and 1.1 GB in the end (delta: -173.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.73 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 511.08 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: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * CodeCheck took 59915.53 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 544.2 MB). Free memory was 1.1 GB in the beginning and 805.7 MB in the end (delta: 293.3 MB). Peak memory consumption was 837.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 00:13:32,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:13:32,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:13:32,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:13:32,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:13:32,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:13:32,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:13:32,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:13:32,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:13:32,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:13:32,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:13:32,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:13:32,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:13:32,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:13:32,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:13:33,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:13:33,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:13:33,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:13:33,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:13:33,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:13:33,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:13:33,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:13:33,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:13:33,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:13:33,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:13:33,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:13:33,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:13:33,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:13:33,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:13:33,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:13:33,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:13:33,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:13:33,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:13:33,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:13:33,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:13:33,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:13:33,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:13:33,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:13:33,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:13:33,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:13:33,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:13:33,039 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-20 00:13:33,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:13:33,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:13:33,069 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 00:13:33,070 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 00:13:33,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:13:33,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:13:33,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:13:33,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:13:33,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:13:33,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:13:33,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:13:33,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:13:33,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:13:33,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 00:13:33,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 00:13:33,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:13:33,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:13:33,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:13:33,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:13:33,078 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 00:13:33,079 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 00:13:33,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:13:33,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:13:33,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:13:33,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:13:33,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:13:33,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:13:33,080 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 00:13:33,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 00:13:33,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:13:33,081 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 00:13:33,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 00:13:33,081 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/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 -> f543785985cc26d3ae0e2e08051519180509acad [2019-11-20 00:13:33,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:13:33,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:13:33,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:13:33,458 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:13:33,458 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:13:33,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/../../sv-benchmarks/c/loop-acceleration/phases_2-2.c [2019-11-20 00:13:33,523 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data/2e8628832/df2066888b0b4d9e8c5657a3412043d5/FLAGce14a138a [2019-11-20 00:13:33,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:13:33,920 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/sv-benchmarks/c/loop-acceleration/phases_2-2.c [2019-11-20 00:13:33,926 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data/2e8628832/df2066888b0b4d9e8c5657a3412043d5/FLAGce14a138a [2019-11-20 00:13:34,290 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/bin/ukojak/data/2e8628832/df2066888b0b4d9e8c5657a3412043d5 [2019-11-20 00:13:34,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:13:34,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:13:34,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:13:34,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:13:34,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:13:34,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f70811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34, skipping insertion in model container [2019-11-20 00:13:34,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,312 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:13:34,332 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:13:34,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:13:34,551 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:13:34,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:13:34,584 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:13:34,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34 WrapperNode [2019-11-20 00:13:34,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:13:34,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:13:34,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:13:34,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:13:34,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:13:34,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:13:34,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:13:34,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:13:34,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... [2019-11-20 00:13:34,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:13:34,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:13:34,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:13:34,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:13:34,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:13:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c3b5b5c7-1348-4a3c-8edf-ed4f648d2573/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 00:13:34,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:13:34,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:13:35,213 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:13:35,213 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 00:13:35,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:13:35 BoogieIcfgContainer [2019-11-20 00:13:35,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:13:35,215 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 00:13:35,215 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 00:13:35,227 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 00:13:35,228 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:13:35" (1/1) ... [2019-11-20 00:13:35,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:13:35,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:13:35,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2019-11-20 00:13:35,269 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2019-11-20 00:13:35,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-20 00:13:35,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:13:35,322 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 00:13:35,327 INFO L168 Benchmark]: Toolchain (without parser) took 1031.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -96.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:13:35,328 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:13:35,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.40 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:35,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -134.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:35,331 INFO L168 Benchmark]: Boogie Preprocessor took 26.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:35,332 INFO L168 Benchmark]: RCFGBuilder took 496.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:35,333 INFO L168 Benchmark]: CodeCheck took 109.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-20 00:13:35,336 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 291.40 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -134.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 496.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * CodeCheck took 109.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...