./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label19.c -s /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/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 e94bad701dc31ef8837df5dc0d8bbaaa41b948fd ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 03:39:21,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 03:39:21,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 03:39:21,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 03:39:21,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 03:39:21,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 03:39:21,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 03:39:21,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 03:39:21,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 03:39:21,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 03:39:21,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 03:39:21,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 03:39:21,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 03:39:21,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 03:39:21,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 03:39:21,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 03:39:21,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 03:39:21,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 03:39:21,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 03:39:21,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 03:39:21,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 03:39:21,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 03:39:21,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 03:39:21,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 03:39:21,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 03:39:21,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 03:39:21,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 03:39:21,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 03:39:21,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 03:39:21,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 03:39:21,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 03:39:21,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 03:39:21,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 03:39:21,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 03:39:21,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 03:39:21,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 03:39:21,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 03:39:21,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 03:39:21,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 03:39:21,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 03:39:21,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 03:39:21,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 03:39:21,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 03:39:21,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 03:39:21,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 03:39:21,718 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 03:39:21,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 03:39:21,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 03:39:21,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 03:39:21,719 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 03:39:21,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 03:39:21,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 03:39:21,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 03:39:21,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 03:39:21,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 03:39:21,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 03:39:21,719 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 03:39:21,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 03:39:21,720 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 03:39:21,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 03:39:21,720 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 03:39:21,720 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 03:39:21,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 03:39:21,720 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 03:39:21,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 03:39:21,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 03:39:21,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 03:39:21,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 03:39:21,721 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 03:39:21,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 03:39:21,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 03:39:21,721 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_004568b0-ec2a-48db-8ca3-84419dcd9a34/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 -> e94bad701dc31ef8837df5dc0d8bbaaa41b948fd [2019-12-01 03:39:21,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 03:39:21,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 03:39:21,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 03:39:21,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 03:39:21,839 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 03:39:21,840 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label19.c [2019-12-01 03:39:21,894 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/data/01944052f/ca2228ba9b3344a5bedb0baca0d9776c/FLAG0e145fd8f [2019-12-01 03:39:22,284 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 03:39:22,284 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/sv-benchmarks/c/eca-rers2012/Problem02_label19.c [2019-12-01 03:39:22,295 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/data/01944052f/ca2228ba9b3344a5bedb0baca0d9776c/FLAG0e145fd8f [2019-12-01 03:39:22,307 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/data/01944052f/ca2228ba9b3344a5bedb0baca0d9776c [2019-12-01 03:39:22,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 03:39:22,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 03:39:22,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 03:39:22,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 03:39:22,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 03:39:22,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e14301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22, skipping insertion in model container [2019-12-01 03:39:22,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 03:39:22,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 03:39:22,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 03:39:22,630 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 03:39:22,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 03:39:22,711 INFO L208 MainTranslator]: Completed translation [2019-12-01 03:39:22,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22 WrapperNode [2019-12-01 03:39:22,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 03:39:22,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 03:39:22,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 03:39:22,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 03:39:22,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 03:39:22,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 03:39:22,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 03:39:22,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 03:39:22,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... [2019-12-01 03:39:22,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 03:39:22,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 03:39:22,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 03:39:22,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 03:39:22,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 03:39:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 03:39:22,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 03:39:24,043 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 03:39:24,043 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 03:39:24,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:39:24 BoogieIcfgContainer [2019-12-01 03:39:24,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 03:39:24,045 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 03:39:24,045 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 03:39:24,052 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 03:39:24,052 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:39:24" (1/1) ... [2019-12-01 03:39:24,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 03:39:24,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:24,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-12-01 03:39:24,084 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-12-01 03:39:24,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 03:39:24,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:24,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:24,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:24,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 163 states and 276 transitions. [2019-12-01 03:39:24,659 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 276 transitions. [2019-12-01 03:39:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 03:39:24,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:25,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:25,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 242 states and 359 transitions. [2019-12-01 03:39:25,177 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 359 transitions. [2019-12-01 03:39:25,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 03:39:25,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:25,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:26,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:26,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 324 states and 452 transitions. [2019-12-01 03:39:26,573 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 452 transitions. [2019-12-01 03:39:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 03:39:26,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:26,683 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:27,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 402 states and 541 transitions. [2019-12-01 03:39:27,899 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 541 transitions. [2019-12-01 03:39:27,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 03:39:27,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:28,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:28,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 413 states and 554 transitions. [2019-12-01 03:39:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 554 transitions. [2019-12-01 03:39:28,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 03:39:28,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:28,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:28,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 423 states and 565 transitions. [2019-12-01 03:39:28,317 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 565 transitions. [2019-12-01 03:39:28,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 03:39:28,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:28,339 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 427 states and 570 transitions. [2019-12-01 03:39:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 570 transitions. [2019-12-01 03:39:28,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 03:39:28,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:28,586 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:29,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:29,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 441 states and 589 transitions. [2019-12-01 03:39:29,084 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 589 transitions. [2019-12-01 03:39:29,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 03:39:29,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:29,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 445 states and 595 transitions. [2019-12-01 03:39:29,302 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 595 transitions. [2019-12-01 03:39:29,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 03:39:29,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:29,329 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:29,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 446 states and 596 transitions. [2019-12-01 03:39:29,344 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 596 transitions. [2019-12-01 03:39:29,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-01 03:39:29,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:29,362 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:29,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:29,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 459 states and 609 transitions. [2019-12-01 03:39:29,433 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 609 transitions. [2019-12-01 03:39:29,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-12-01 03:39:29,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:29,538 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:30,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:30,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 464 states and 624 transitions. [2019-12-01 03:39:30,138 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 624 transitions. [2019-12-01 03:39:30,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-12-01 03:39:30,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:30,160 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:30,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 477 states and 637 transitions. [2019-12-01 03:39:30,214 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 637 transitions. [2019-12-01 03:39:30,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-01 03:39:30,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:30,286 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 03:39:30,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:30,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 495 states and 662 transitions. [2019-12-01 03:39:30,651 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 662 transitions. [2019-12-01 03:39:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-01 03:39:30,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:30,788 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:31,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:31,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 523 states and 695 transitions. [2019-12-01 03:39:31,402 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 695 transitions. [2019-12-01 03:39:31,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 03:39:31,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:31,472 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 03:39:32,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:32,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 550 states and 726 transitions. [2019-12-01 03:39:32,038 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 726 transitions. [2019-12-01 03:39:32,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 03:39:32,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:32,099 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:39:32,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 568 states and 747 transitions. [2019-12-01 03:39:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 747 transitions. [2019-12-01 03:39:32,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 03:39:32,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:39:32,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:32,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 582 states and 762 transitions. [2019-12-01 03:39:32,764 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 762 transitions. [2019-12-01 03:39:32,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 03:39:32,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:32,831 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 03:39:32,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:32,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 583 states and 762 transitions. [2019-12-01 03:39:32,974 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 762 transitions. [2019-12-01 03:39:32,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 03:39:32,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 03:39:33,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:33,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 597 states and 776 transitions. [2019-12-01 03:39:33,097 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 776 transitions. [2019-12-01 03:39:33,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 03:39:33,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:33,118 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:33,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 610 states and 789 transitions. [2019-12-01 03:39:33,179 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 789 transitions. [2019-12-01 03:39:33,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-01 03:39:33,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:34,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:34,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 646 states and 835 transitions. [2019-12-01 03:39:34,432 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 835 transitions. [2019-12-01 03:39:34,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-01 03:39:34,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:34,497 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:34,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 651 states and 841 transitions. [2019-12-01 03:39:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 841 transitions. [2019-12-01 03:39:34,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-12-01 03:39:34,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:34,859 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:36,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:36,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 687 states and 881 transitions. [2019-12-01 03:39:36,480 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 881 transitions. [2019-12-01 03:39:36,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-01 03:39:36,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:36,611 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-01 03:39:37,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:37,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 693 states and 896 transitions. [2019-12-01 03:39:37,698 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 896 transitions. [2019-12-01 03:39:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-12-01 03:39:37,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:37,725 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:37,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:37,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 713 states and 918 transitions. [2019-12-01 03:39:37,955 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 918 transitions. [2019-12-01 03:39:37,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-12-01 03:39:37,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:37,977 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:37,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 714 states and 919 transitions. [2019-12-01 03:39:37,994 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 919 transitions. [2019-12-01 03:39:37,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-12-01 03:39:37,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:38,056 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:38,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:38,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 727 states and 935 transitions. [2019-12-01 03:39:38,592 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 935 transitions. [2019-12-01 03:39:38,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-01 03:39:38,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:39:38,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:38,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 737 states and 946 transitions. [2019-12-01 03:39:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 946 transitions. [2019-12-01 03:39:38,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-01 03:39:38,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:39,037 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:40,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:40,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 782 states and 997 transitions. [2019-12-01 03:39:40,196 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 997 transitions. [2019-12-01 03:39:40,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-01 03:39:40,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:40,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:40,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 783 states and 997 transitions. [2019-12-01 03:39:40,481 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 997 transitions. [2019-12-01 03:39:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-01 03:39:40,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:40,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:40,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 787 states and 1004 transitions. [2019-12-01 03:39:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1004 transitions. [2019-12-01 03:39:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-01 03:39:40,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 802 states and 1022 transitions. [2019-12-01 03:39:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1022 transitions. [2019-12-01 03:39:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 03:39:41,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 823 states and 1044 transitions. [2019-12-01 03:39:41,796 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1044 transitions. [2019-12-01 03:39:41,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 03:39:41,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:41,821 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 03:39:42,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 828 states and 1050 transitions. [2019-12-01 03:39:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1050 transitions. [2019-12-01 03:39:42,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 03:39:42,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:42,415 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:42,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:42,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 839 states and 1064 transitions. [2019-12-01 03:39:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1064 transitions. [2019-12-01 03:39:42,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-01 03:39:42,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:42,914 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:44,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:44,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 887 states and 1119 transitions. [2019-12-01 03:39:44,982 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1119 transitions. [2019-12-01 03:39:44,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-01 03:39:44,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:45,049 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:45,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:45,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 888 states and 1119 transitions. [2019-12-01 03:39:45,265 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1119 transitions. [2019-12-01 03:39:45,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-01 03:39:45,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:45,331 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:46,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:46,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 903 states and 1137 transitions. [2019-12-01 03:39:46,164 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1137 transitions. [2019-12-01 03:39:46,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-01 03:39:46,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:47,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:47,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 951 states and 1189 transitions. [2019-12-01 03:39:47,210 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1189 transitions. [2019-12-01 03:39:47,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 03:39:47,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:47,241 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-01 03:39:48,587 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-12-01 03:39:48,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:48,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 955 states and 1195 transitions. [2019-12-01 03:39:48,854 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1195 transitions. [2019-12-01 03:39:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-01 03:39:48,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-01 03:39:49,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:49,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 956 states and 1195 transitions. [2019-12-01 03:39:49,092 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1195 transitions. [2019-12-01 03:39:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-12-01 03:39:49,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:49,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:49,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 959 states and 1198 transitions. [2019-12-01 03:39:49,303 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1198 transitions. [2019-12-01 03:39:49,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-12-01 03:39:49,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:50,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:50,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 993 states and 1236 transitions. [2019-12-01 03:39:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1236 transitions. [2019-12-01 03:39:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-12-01 03:39:50,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:50,809 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:51,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:51,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 994 states and 1237 transitions. [2019-12-01 03:39:51,039 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1237 transitions. [2019-12-01 03:39:51,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-01 03:39:51,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:39:51,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1014 states and 1259 transitions. [2019-12-01 03:39:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1259 transitions. [2019-12-01 03:39:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-01 03:39:51,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:52,103 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-01 03:39:52,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:52,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1019 states and 1269 transitions. [2019-12-01 03:39:52,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1269 transitions. [2019-12-01 03:39:52,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-01 03:39:52,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:52,856 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-01 03:39:53,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1037 states and 1291 transitions. [2019-12-01 03:39:53,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1291 transitions. [2019-12-01 03:39:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 03:39:53,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:53,496 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:53,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1057 states and 1313 transitions. [2019-12-01 03:39:53,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1313 transitions. [2019-12-01 03:39:53,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 03:39:53,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:53,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:53,902 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:54,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1067 states and 1328 transitions. [2019-12-01 03:39:54,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1328 transitions. [2019-12-01 03:39:54,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 03:39:54,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:54,521 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:54,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1072 states and 1332 transitions. [2019-12-01 03:39:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1332 transitions. [2019-12-01 03:39:54,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-01 03:39:54,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:54,797 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:55,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:55,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1076 states and 1335 transitions. [2019-12-01 03:39:55,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1335 transitions. [2019-12-01 03:39:55,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-12-01 03:39:55,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:55,065 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:55,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1077 states and 1337 transitions. [2019-12-01 03:39:55,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1337 transitions. [2019-12-01 03:39:55,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 03:39:55,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:55,150 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:56,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:56,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1127 states and 1397 transitions. [2019-12-01 03:39:56,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1397 transitions. [2019-12-01 03:39:56,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 03:39:56,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:56,659 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:39:59,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:39:59,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1175 states and 1454 transitions. [2019-12-01 03:39:59,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1454 transitions. [2019-12-01 03:39:59,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 03:39:59,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:39:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:39:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:40:00,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:00,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1202 states and 1481 transitions. [2019-12-01 03:40:00,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1481 transitions. [2019-12-01 03:40:00,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 03:40:00,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:40:01,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:01,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1230 states and 1508 transitions. [2019-12-01 03:40:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1508 transitions. [2019-12-01 03:40:01,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 03:40:01,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:01,938 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:02,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1241 states and 1518 transitions. [2019-12-01 03:40:02,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1518 transitions. [2019-12-01 03:40:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 03:40:02,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:02,435 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 03:40:02,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1246 states and 1523 transitions. [2019-12-01 03:40:02,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1523 transitions. [2019-12-01 03:40:02,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-01 03:40:02,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:02,499 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 03:40:02,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:02,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1250 states and 1526 transitions. [2019-12-01 03:40:02,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1526 transitions. [2019-12-01 03:40:02,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-12-01 03:40:02,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 03:40:03,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:03,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1254 states and 1529 transitions. [2019-12-01 03:40:03,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1529 transitions. [2019-12-01 03:40:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 03:40:03,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:03,082 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1285 states and 1561 transitions. [2019-12-01 03:40:03,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1561 transitions. [2019-12-01 03:40:03,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 03:40:03,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:03,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:03,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1286 states and 1561 transitions. [2019-12-01 03:40:03,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1561 transitions. [2019-12-01 03:40:03,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 03:40:03,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:03,840 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:04,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:04,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1289 states and 1564 transitions. [2019-12-01 03:40:04,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1564 transitions. [2019-12-01 03:40:04,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 03:40:04,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:04,303 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1298 states and 1572 transitions. [2019-12-01 03:40:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1572 transitions. [2019-12-01 03:40:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 03:40:04,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:04,394 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-01 03:40:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1303 states and 1587 transitions. [2019-12-01 03:40:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1587 transitions. [2019-12-01 03:40:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-12-01 03:40:04,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:04,643 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:40:04,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:04,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1317 states and 1601 transitions. [2019-12-01 03:40:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1601 transitions. [2019-12-01 03:40:04,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-12-01 03:40:04,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:05,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:05,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1318 states and 1602 transitions. [2019-12-01 03:40:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1602 transitions. [2019-12-01 03:40:05,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-12-01 03:40:05,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:05,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:05,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1321 states and 1605 transitions. [2019-12-01 03:40:05,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1605 transitions. [2019-12-01 03:40:05,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 03:40:05,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:05,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:05,959 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:40:08,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:08,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1392 states and 1675 transitions. [2019-12-01 03:40:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1675 transitions. [2019-12-01 03:40:08,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-12-01 03:40:08,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-01 03:40:10,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:10,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1419 states and 1704 transitions. [2019-12-01 03:40:10,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1704 transitions. [2019-12-01 03:40:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-12-01 03:40:10,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:10,804 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 03:40:10,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:10,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1420 states and 1705 transitions. [2019-12-01 03:40:10,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1705 transitions. [2019-12-01 03:40:10,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-12-01 03:40:10,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:11,012 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 03:40:11,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:11,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1423 states and 1708 transitions. [2019-12-01 03:40:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1708 transitions. [2019-12-01 03:40:11,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-12-01 03:40:11,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:11,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:11,234 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:40:11,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:11,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1441 states and 1729 transitions. [2019-12-01 03:40:11,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1729 transitions. [2019-12-01 03:40:11,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-12-01 03:40:11,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:40:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:12,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1445 states and 1732 transitions. [2019-12-01 03:40:12,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1732 transitions. [2019-12-01 03:40:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-01 03:40:12,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:40:12,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:12,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1446 states and 1733 transitions. [2019-12-01 03:40:12,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1733 transitions. [2019-12-01 03:40:12,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-01 03:40:12,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:12,549 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:40:13,295 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-12-01 03:40:14,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:14,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1449 states and 1736 transitions. [2019-12-01 03:40:14,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1736 transitions. [2019-12-01 03:40:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-01 03:40:14,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:14,657 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 164 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-01 03:40:15,211 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-12-01 03:40:15,524 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 28 [2019-12-01 03:40:17,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:17,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1475 states and 1766 transitions. [2019-12-01 03:40:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1766 transitions. [2019-12-01 03:40:17,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-01 03:40:17,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:17,795 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-01 03:40:18,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:18,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1500 states and 1793 transitions. [2019-12-01 03:40:18,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1793 transitions. [2019-12-01 03:40:18,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-01 03:40:18,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:18,537 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:18,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:18,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1503 states and 1796 transitions. [2019-12-01 03:40:18,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1796 transitions. [2019-12-01 03:40:18,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-01 03:40:18,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:18,939 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:19,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1504 states and 1798 transitions. [2019-12-01 03:40:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1798 transitions. [2019-12-01 03:40:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-01 03:40:19,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:19,325 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:19,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:19,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1507 states and 1801 transitions. [2019-12-01 03:40:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1801 transitions. [2019-12-01 03:40:19,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-01 03:40:19,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:40:20,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:20,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1538 states and 1832 transitions. [2019-12-01 03:40:20,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1832 transitions. [2019-12-01 03:40:20,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 03:40:20,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:20,896 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-01 03:40:21,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:21,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1550 states and 1843 transitions. [2019-12-01 03:40:21,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1843 transitions. [2019-12-01 03:40:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 03:40:21,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:21,460 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-01 03:40:25,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:25,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1596 states and 1893 transitions. [2019-12-01 03:40:25,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1893 transitions. [2019-12-01 03:40:25,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 03:40:25,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:25,472 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-12-01 03:40:26,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:26,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1717 states and 2017 transitions. [2019-12-01 03:40:26,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2017 transitions. [2019-12-01 03:40:26,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 03:40:26,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 03:40:26,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:26,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1723 states and 2025 transitions. [2019-12-01 03:40:26,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2025 transitions. [2019-12-01 03:40:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 03:40:26,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:26,672 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 03:40:26,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1724 states and 2026 transitions. [2019-12-01 03:40:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2026 transitions. [2019-12-01 03:40:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 03:40:26,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 03:40:27,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:27,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1727 states and 2029 transitions. [2019-12-01 03:40:27,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2029 transitions. [2019-12-01 03:40:27,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 03:40:27,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:27,992 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 03:40:30,790 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 24 [2019-12-01 03:40:31,075 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-12-01 03:40:33,642 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-12-01 03:40:34,512 WARN L192 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-12-01 03:40:35,219 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-12-01 03:40:36,828 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-12-01 03:40:37,934 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-12-01 03:40:39,481 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-12-01 03:40:40,242 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-12-01 03:40:42,488 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2019-12-01 03:40:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:43,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1826 states and 2131 transitions. [2019-12-01 03:40:43,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2131 transitions. [2019-12-01 03:40:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 03:40:43,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:43,681 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 03:40:46,373 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2019-12-01 03:40:48,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:48,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1852 states and 2156 transitions. [2019-12-01 03:40:48,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2156 transitions. [2019-12-01 03:40:48,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 03:40:48,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:48,472 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 03:40:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:52,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1880 states and 2191 transitions. [2019-12-01 03:40:52,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2191 transitions. [2019-12-01 03:40:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-01 03:40:52,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:52,870 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 03:40:54,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:54,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1907 states and 2221 transitions. [2019-12-01 03:40:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2221 transitions. [2019-12-01 03:40:54,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 03:40:54,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:54,907 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 144 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-12-01 03:40:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:55,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1926 states and 2244 transitions. [2019-12-01 03:40:55,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2244 transitions. [2019-12-01 03:40:55,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 03:40:55,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:55,589 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:40:56,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1960 states and 2280 transitions. [2019-12-01 03:40:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2280 transitions. [2019-12-01 03:40:56,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-01 03:40:56,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:56,715 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:40:58,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:58,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2004 states and 2323 transitions. [2019-12-01 03:40:58,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2323 transitions. [2019-12-01 03:40:58,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 03:40:58,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:58,274 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-12-01 03:40:59,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:59,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 2014 states and 2335 transitions. [2019-12-01 03:40:59,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2335 transitions. [2019-12-01 03:40:59,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-12-01 03:40:59,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:40:59,133 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-01 03:40:59,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:40:59,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 2016 states and 2338 transitions. [2019-12-01 03:40:59,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 2338 transitions. [2019-12-01 03:40:59,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-12-01 03:40:59,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:40:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:00,397 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 03:41:01,766 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-12-01 03:41:04,059 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2019-12-01 03:41:05,951 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2019-12-01 03:41:09,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2110 states and 2433 transitions. [2019-12-01 03:41:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2433 transitions. [2019-12-01 03:41:09,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-12-01 03:41:09,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:09,640 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-12-01 03:41:15,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:15,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2134 states and 2458 transitions. [2019-12-01 03:41:15,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2458 transitions. [2019-12-01 03:41:15,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-12-01 03:41:15,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:15,840 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-12-01 03:41:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2172 states and 2501 transitions. [2019-12-01 03:41:19,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 2501 transitions. [2019-12-01 03:41:19,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-01 03:41:19,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:19,589 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-01 03:41:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:19,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2175 states and 2503 transitions. [2019-12-01 03:41:19,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2503 transitions. [2019-12-01 03:41:19,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-12-01 03:41:19,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:19,765 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 143 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-12-01 03:41:20,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:20,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2188 states and 2518 transitions. [2019-12-01 03:41:20,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2518 transitions. [2019-12-01 03:41:20,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-12-01 03:41:20,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:20,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:20,314 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-01 03:41:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:20,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2211 states and 2540 transitions. [2019-12-01 03:41:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2540 transitions. [2019-12-01 03:41:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-12-01 03:41:20,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:20,663 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-01 03:41:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2226 states and 2555 transitions. [2019-12-01 03:41:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2555 transitions. [2019-12-01 03:41:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-12-01 03:41:21,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:21,089 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-01 03:41:21,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2233 states and 2562 transitions. [2019-12-01 03:41:21,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2562 transitions. [2019-12-01 03:41:21,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-12-01 03:41:21,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:21,222 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:41:22,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2238 states and 2574 transitions. [2019-12-01 03:41:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2574 transitions. [2019-12-01 03:41:22,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-12-01 03:41:22,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:22,316 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:41:22,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:22,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2241 states and 2577 transitions. [2019-12-01 03:41:22,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2577 transitions. [2019-12-01 03:41:22,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-12-01 03:41:22,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:22,723 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:41:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:23,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2244 states and 2581 transitions. [2019-12-01 03:41:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2581 transitions. [2019-12-01 03:41:23,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-01 03:41:23,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:41:28,461 WARN L192 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-12-01 03:41:32,005 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-12-01 03:41:33,755 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-12-01 03:41:34,570 WARN L192 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-12-01 03:41:35,407 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-12-01 03:41:36,098 WARN L192 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-12-01 03:41:38,381 WARN L192 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-12-01 03:41:39,594 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-12-01 03:41:40,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:40,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2336 states and 2675 transitions. [2019-12-01 03:41:40,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2675 transitions. [2019-12-01 03:41:40,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-01 03:41:40,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:41:41,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:41,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2362 states and 2700 transitions. [2019-12-01 03:41:41,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2700 transitions. [2019-12-01 03:41:41,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-12-01 03:41:41,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:44,981 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 215 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:41:48,099 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2019-12-01 03:41:51,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:51,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2411 states and 2756 transitions. [2019-12-01 03:41:51,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2756 transitions. [2019-12-01 03:41:51,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-12-01 03:41:51,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:51,677 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-01 03:41:51,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:51,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2417 states and 2761 transitions. [2019-12-01 03:41:51,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 2761 transitions. [2019-12-01 03:41:51,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-12-01 03:41:51,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-01 03:41:51,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:51,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2418 states and 2761 transitions. [2019-12-01 03:41:51,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 2761 transitions. [2019-12-01 03:41:51,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-12-01 03:41:51,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:52,062 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-12-01 03:41:53,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:53,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2440 states and 2783 transitions. [2019-12-01 03:41:53,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 2783 transitions. [2019-12-01 03:41:53,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-12-01 03:41:53,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-12-01 03:41:53,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2441 states and 2785 transitions. [2019-12-01 03:41:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 2785 transitions. [2019-12-01 03:41:53,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-12-01 03:41:53,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:53,776 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-12-01 03:41:56,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:41:56,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2455 states and 2799 transitions. [2019-12-01 03:41:56,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 2799 transitions. [2019-12-01 03:41:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-12-01 03:41:56,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:41:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:41:56,910 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-01 03:41:58,627 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-12-01 03:41:59,628 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2019-12-01 03:42:05,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:05,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2513 states and 2857 transitions. [2019-12-01 03:42:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2857 transitions. [2019-12-01 03:42:05,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-12-01 03:42:05,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:05,202 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-01 03:42:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:06,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2513 states and 2856 transitions. [2019-12-01 03:42:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2856 transitions. [2019-12-01 03:42:06,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-12-01 03:42:06,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:06,823 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-12-01 03:42:16,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:16,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 2688 states and 3047 transitions. [2019-12-01 03:42:16,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3047 transitions. [2019-12-01 03:42:16,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-12-01 03:42:16,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-12-01 03:42:19,438 WARN L192 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-12-01 03:42:20,958 WARN L192 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-12-01 03:42:23,023 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-12-01 03:42:25,958 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2019-12-01 03:42:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:26,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2718 states and 3076 transitions. [2019-12-01 03:42:26,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3076 transitions. [2019-12-01 03:42:26,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-12-01 03:42:26,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:27,416 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 03:42:29,384 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2019-12-01 03:42:31,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:31,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 2724 states and 3085 transitions. [2019-12-01 03:42:31,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3085 transitions. [2019-12-01 03:42:31,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-12-01 03:42:31,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:31,899 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 03:42:32,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:32,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 2766 states and 3127 transitions. [2019-12-01 03:42:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3127 transitions. [2019-12-01 03:42:32,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-12-01 03:42:32,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:32,506 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 03:42:32,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 2768 states and 3129 transitions. [2019-12-01 03:42:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 3129 transitions. [2019-12-01 03:42:32,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-12-01 03:42:32,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:33,100 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-12-01 03:42:37,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 2813 states and 3186 transitions. [2019-12-01 03:42:37,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 3186 transitions. [2019-12-01 03:42:38,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-12-01 03:42:38,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-12-01 03:42:41,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 2825 states and 3200 transitions. [2019-12-01 03:42:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 3200 transitions. [2019-12-01 03:42:41,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-12-01 03:42:41,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-12-01 03:42:42,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:42,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 2829 states and 3203 transitions. [2019-12-01 03:42:42,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3203 transitions. [2019-12-01 03:42:42,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 03:42:42,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:42,452 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 03:42:44,867 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2019-12-01 03:42:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 2877 states and 3252 transitions. [2019-12-01 03:42:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 3252 transitions. [2019-12-01 03:42:46,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 03:42:46,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 03:42:47,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:47,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 2906 states and 3281 transitions. [2019-12-01 03:42:47,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3281 transitions. [2019-12-01 03:42:47,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 03:42:47,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:47,186 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 03:42:47,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2912 states and 3287 transitions. [2019-12-01 03:42:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 3287 transitions. [2019-12-01 03:42:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 03:42:47,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 03:42:48,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:48,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 2918 states and 3292 transitions. [2019-12-01 03:42:48,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 3292 transitions. [2019-12-01 03:42:48,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-01 03:42:48,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:48,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:48,195 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-01 03:42:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:49,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 2920 states and 3293 transitions. [2019-12-01 03:42:49,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 3293 transitions. [2019-12-01 03:42:49,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-12-01 03:42:49,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-01 03:42:51,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:51,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 2923 states and 3296 transitions. [2019-12-01 03:42:51,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2923 states and 3296 transitions. [2019-12-01 03:42:51,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-12-01 03:42:51,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 232 proven. 10 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-12-01 03:42:51,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 2932 states and 3304 transitions. [2019-12-01 03:42:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 3304 transitions. [2019-12-01 03:42:51,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-12-01 03:42:51,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:51,738 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 03:42:52,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:52,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 2950 states and 3321 transitions. [2019-12-01 03:42:52,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2950 states and 3321 transitions. [2019-12-01 03:42:52,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-12-01 03:42:52,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:52,650 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 03:42:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 2954 states and 3325 transitions. [2019-12-01 03:42:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 3325 transitions. [2019-12-01 03:42:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-01 03:42:53,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:53,340 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 244 proven. 5 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2019-12-01 03:42:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:58,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2998 states and 3371 transitions. [2019-12-01 03:42:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3371 transitions. [2019-12-01 03:42:58,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-01 03:42:58,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:42:58,244 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 244 proven. 5 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2019-12-01 03:42:59,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:42:59,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 3001 states and 3375 transitions. [2019-12-01 03:42:59,313 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 3375 transitions. [2019-12-01 03:42:59,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-12-01 03:42:59,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:42:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:02,728 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-12-01 03:43:06,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:06,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 3072 states and 3447 transitions. [2019-12-01 03:43:06,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 3447 transitions. [2019-12-01 03:43:06,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-12-01 03:43:06,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:07,181 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-12-01 03:43:08,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 3073 states and 3449 transitions. [2019-12-01 03:43:08,184 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 3449 transitions. [2019-12-01 03:43:08,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-12-01 03:43:08,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:08,479 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-12-01 03:43:09,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:09,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 3073 states and 3448 transitions. [2019-12-01 03:43:09,790 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 3448 transitions. [2019-12-01 03:43:09,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-12-01 03:43:09,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-12-01 03:43:11,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:11,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 3076 states and 3451 transitions. [2019-12-01 03:43:11,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3451 transitions. [2019-12-01 03:43:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-12-01 03:43:11,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 03:43:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:19,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 3095 states and 3472 transitions. [2019-12-01 03:43:19,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3472 transitions. [2019-12-01 03:43:19,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-12-01 03:43:19,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 03:43:23,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:23,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 3113 states and 3490 transitions. [2019-12-01 03:43:23,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 3490 transitions. [2019-12-01 03:43:23,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-12-01 03:43:23,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:23,510 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 325 proven. 4 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-12-01 03:43:33,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:33,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 3216 states and 3605 transitions. [2019-12-01 03:43:33,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 3605 transitions. [2019-12-01 03:43:33,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-12-01 03:43:33,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:33,253 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 325 proven. 4 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-12-01 03:43:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:38,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 3234 states and 3624 transitions. [2019-12-01 03:43:38,308 INFO L276 IsEmpty]: Start isEmpty. Operand 3234 states and 3624 transitions. [2019-12-01 03:43:38,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-12-01 03:43:38,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:38,474 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 325 proven. 4 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-12-01 03:43:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:39,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3238 states and 3627 transitions. [2019-12-01 03:43:39,012 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 3627 transitions. [2019-12-01 03:43:39,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-12-01 03:43:39,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:39,392 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-12-01 03:43:44,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:44,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 3292 states and 3693 transitions. [2019-12-01 03:43:44,421 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 3693 transitions. [2019-12-01 03:43:44,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-12-01 03:43:44,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:44,622 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-12-01 03:43:46,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3739 states to 3339 states and 3739 transitions. [2019-12-01 03:43:46,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3739 transitions. [2019-12-01 03:43:46,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-12-01 03:43:46,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:46,481 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 03:43:52,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:52,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 3377 states and 3780 transitions. [2019-12-01 03:43:52,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 3780 transitions. [2019-12-01 03:43:52,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-12-01 03:43:52,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:52,343 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 03:43:52,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:52,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3419 states and 3821 transitions. [2019-12-01 03:43:52,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 3821 transitions. [2019-12-01 03:43:52,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-12-01 03:43:52,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-12-01 03:43:54,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 3436 states and 3838 transitions. [2019-12-01 03:43:54,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3436 states and 3838 transitions. [2019-12-01 03:43:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-12-01 03:43:54,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 03:43:57,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:43:57,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3520 states and 3924 transitions. [2019-12-01 03:43:57,785 INFO L276 IsEmpty]: Start isEmpty. Operand 3520 states and 3924 transitions. [2019-12-01 03:43:57,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2019-12-01 03:43:57,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:43:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:43:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 03:44:10,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:10,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 3558 states and 3966 transitions. [2019-12-01 03:44:10,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 3966 transitions. [2019-12-01 03:44:10,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 03:44:10,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-01 03:44:13,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:13,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 3579 states and 3991 transitions. [2019-12-01 03:44:13,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3579 states and 3991 transitions. [2019-12-01 03:44:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 03:44:13,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:14,105 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-01 03:44:15,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 3614 states and 4026 transitions. [2019-12-01 03:44:15,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 4026 transitions. [2019-12-01 03:44:15,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 03:44:15,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:15,516 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-12-01 03:44:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:20,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 3629 states and 4040 transitions. [2019-12-01 03:44:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 4040 transitions. [2019-12-01 03:44:20,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 03:44:20,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:20,348 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-12-01 03:44:20,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:20,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 3639 states and 4050 transitions. [2019-12-01 03:44:20,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 4050 transitions. [2019-12-01 03:44:20,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 03:44:20,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:20,599 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-12-01 03:44:23,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:23,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4077 states to 3663 states and 4077 transitions. [2019-12-01 03:44:23,177 INFO L276 IsEmpty]: Start isEmpty. Operand 3663 states and 4077 transitions. [2019-12-01 03:44:23,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 03:44:23,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:23,313 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-12-01 03:44:24,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:24,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 3668 states and 4080 transitions. [2019-12-01 03:44:24,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 4080 transitions. [2019-12-01 03:44:24,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-01 03:44:24,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:24,909 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 03:44:28,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 3736 states and 4148 transitions. [2019-12-01 03:44:28,050 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 4148 transitions. [2019-12-01 03:44:28,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-01 03:44:28,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:28,321 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-01 03:44:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:28,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4153 states to 3742 states and 4153 transitions. [2019-12-01 03:44:28,484 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4153 transitions. [2019-12-01 03:44:28,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-12-01 03:44:28,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-12-01 03:44:30,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 3756 states and 4168 transitions. [2019-12-01 03:44:30,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3756 states and 4168 transitions. [2019-12-01 03:44:30,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-12-01 03:44:30,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:30,184 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-12-01 03:44:30,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:30,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 3759 states and 4171 transitions. [2019-12-01 03:44:30,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 4171 transitions. [2019-12-01 03:44:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2019-12-01 03:44:30,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:33,388 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-12-01 03:44:33,962 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-12-01 03:44:41,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:41,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 3801 states and 4215 transitions. [2019-12-01 03:44:41,530 INFO L276 IsEmpty]: Start isEmpty. Operand 3801 states and 4215 transitions. [2019-12-01 03:44:41,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-12-01 03:44:41,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:41,749 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-12-01 03:44:44,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:44,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 3856 states and 4277 transitions. [2019-12-01 03:44:44,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3856 states and 4277 transitions. [2019-12-01 03:44:44,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-12-01 03:44:44,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:44,322 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-12-01 03:44:46,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:46,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 3874 states and 4298 transitions. [2019-12-01 03:44:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 3874 states and 4298 transitions. [2019-12-01 03:44:46,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-12-01 03:44:46,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:46,575 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-12-01 03:44:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:47,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 3878 states and 4304 transitions. [2019-12-01 03:44:47,808 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 4304 transitions. [2019-12-01 03:44:47,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-12-01 03:44:47,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:47,999 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-12-01 03:44:49,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:44:49,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 3881 states and 4307 transitions. [2019-12-01 03:44:49,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3881 states and 4307 transitions. [2019-12-01 03:44:49,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-12-01 03:44:49,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:44:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:44:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-12-01 03:45:00,749 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 21 [2019-12-01 03:45:01,083 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2019-12-01 03:45:08,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:45:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4449 states to 4003 states and 4449 transitions. [2019-12-01 03:45:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 4449 transitions. [2019-12-01 03:45:08,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-12-01 03:45:08,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:45:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:45:09,045 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-12-01 03:45:15,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:45:15,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4499 states to 4054 states and 4499 transitions. [2019-12-01 03:45:15,214 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 4499 transitions. [2019-12-01 03:45:15,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 03:45:15,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:45:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:45:17,792 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 03:45:22,302 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2019-12-01 03:45:28,264 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-12-01 03:45:40,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:45:40,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4581 states to 4118 states and 4581 transitions. [2019-12-01 03:45:40,006 INFO L276 IsEmpty]: Start isEmpty. Operand 4118 states and 4581 transitions. [2019-12-01 03:45:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 03:45:40,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:45:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:45:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 03:45:43,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:45:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 4140 states and 4604 transitions. [2019-12-01 03:45:43,492 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 4604 transitions. [2019-12-01 03:45:43,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 03:45:43,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:45:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:45:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 03:45:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:45:44,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4612 states to 4149 states and 4612 transitions. [2019-12-01 03:45:44,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 4612 transitions. [2019-12-01 03:45:44,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-01 03:45:44,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:45:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:45:45,227 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-01 03:45:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:45:46,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 4158 states and 4621 transitions. [2019-12-01 03:45:46,068 INFO L276 IsEmpty]: Start isEmpty. Operand 4158 states and 4621 transitions. [2019-12-01 03:45:46,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-12-01 03:45:46,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:45:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:45:46,231 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-01 03:45:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:45:51,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 4174 states and 4646 transitions. [2019-12-01 03:45:51,548 INFO L276 IsEmpty]: Start isEmpty. Operand 4174 states and 4646 transitions. [2019-12-01 03:45:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-12-01 03:45:51,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:45:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:45:51,680 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-01 03:45:54,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:45:54,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 4178 states and 4652 transitions. [2019-12-01 03:45:54,374 INFO L276 IsEmpty]: Start isEmpty. Operand 4178 states and 4652 transitions. [2019-12-01 03:45:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-12-01 03:45:54,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:45:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:45:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-12-01 03:45:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:45:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4655 states to 4181 states and 4655 transitions. [2019-12-01 03:45:56,484 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 4655 transitions. [2019-12-01 03:45:56,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-12-01 03:45:56,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:45:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:45:58,578 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 74 proven. 401 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-12-01 03:46:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:46:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4741 states to 4242 states and 4741 transitions. [2019-12-01 03:46:17,714 INFO L276 IsEmpty]: Start isEmpty. Operand 4242 states and 4741 transitions. [2019-12-01 03:46:17,716 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 03:46:17,717 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 180 iterations. [2019-12-01 03:46:17,724 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 03:46:17,917 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-12-01 03:46:18,117 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 17 [2019-12-01 03:46:18,370 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2019-12-01 03:46:18,706 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 38 [2019-12-01 03:46:18,987 WARN L192 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 38 [2019-12-01 03:46:19,260 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2019-12-01 03:46:19,499 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2019-12-01 03:46:19,678 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2019-12-01 03:46:19,859 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2019-12-01 03:46:20,080 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2019-12-01 03:46:20,312 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 17 [2019-12-01 03:46:20,455 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2019-12-01 03:46:20,604 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 17 [2019-12-01 03:46:20,714 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-12-01 03:46:20,996 WARN L192 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2019-12-01 03:46:21,198 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2019-12-01 03:46:21,392 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2019-12-01 03:46:21,515 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2019-12-01 03:46:21,759 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 17 [2019-12-01 03:46:21,937 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2019-12-01 03:46:22,124 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2019-12-01 03:46:22,279 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2019-12-01 03:46:22,440 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 17 [2019-12-01 03:46:22,840 WARN L192 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 53 [2019-12-01 03:46:22,968 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-12-01 03:46:23,160 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2019-12-01 03:46:23,269 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-12-01 03:46:23,509 WARN L192 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 38 [2019-12-01 03:46:23,664 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2019-12-01 03:46:23,905 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 38 [2019-12-01 03:46:24,049 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 17 [2019-12-01 03:46:24,342 WARN L192 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2019-12-01 03:46:24,498 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 17 [2019-12-01 03:46:24,617 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2019-12-01 03:46:24,861 WARN L192 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 38 [2019-12-01 03:46:25,004 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 17 [2019-12-01 03:46:25,135 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 17 [2019-12-01 03:46:25,342 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 39 [2019-12-01 03:46:25,725 WARN L192 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 38 [2019-12-01 03:46:25,883 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 17 [2019-12-01 03:46:26,020 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 17 [2019-12-01 03:46:26,218 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2019-12-01 03:46:26,358 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2019-12-01 03:46:26,549 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2019-12-01 03:46:26,814 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2019-12-01 03:46:26,968 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2019-12-01 03:46:27,411 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2019-12-01 03:46:27,661 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2019-12-01 03:46:27,908 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2019-12-01 03:46:28,177 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2019-12-01 03:46:28,360 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2019-12-01 03:46:28,461 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2019-12-01 03:46:28,572 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-12-01 03:46:28,827 WARN L192 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2019-12-01 03:46:29,016 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-12-01 03:46:29,204 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2019-12-01 03:46:29,352 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2019-12-01 03:46:29,596 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 17 [2019-12-01 03:46:29,841 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 38 [2019-12-01 03:46:30,093 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2019-12-01 03:46:30,220 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2019-12-01 03:46:30,433 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 41 [2019-12-01 03:46:30,563 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-12-01 03:46:30,854 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2019-12-01 03:46:30,854 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:46:30,857 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-12-01 03:46:30,862 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-12-01 03:46:30,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 03:46:30 ImpRootNode [2019-12-01 03:46:30,863 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 03:46:30,863 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 03:46:30,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 03:46:30,864 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 03:46:30,864 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:39:24" (3/4) ... [2019-12-01 03:46:30,866 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 03:46:30,879 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-12-01 03:46:30,881 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-12-01 03:46:30,882 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-12-01 03:46:30,883 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 03:46:30,952 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_004568b0-ec2a-48db-8ca3-84419dcd9a34/bin/ukojak/witness.graphml [2019-12-01 03:46:30,952 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 03:46:30,953 INFO L168 Benchmark]: Toolchain (without parser) took 428643.05 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 834.1 MB). Free memory was 932.8 MB in the beginning and 1.3 GB in the end (delta: -393.3 MB). Peak memory consumption was 440.8 MB. Max. memory is 11.5 GB. [2019-12-01 03:46:30,953 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 03:46:30,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-12-01 03:46:30,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 03:46:30,954 INFO L168 Benchmark]: Boogie Preprocessor took 52.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 03:46:30,954 INFO L168 Benchmark]: RCFGBuilder took 1216.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 873.0 MB in the end (delta: 219.8 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. [2019-12-01 03:46:30,954 INFO L168 Benchmark]: CodeCheck took 426818.25 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 703.6 MB). Free memory was 873.0 MB in the beginning and 1.4 GB in the end (delta: -477.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-12-01 03:46:30,955 INFO L168 Benchmark]: Witness Printer took 88.93 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-12-01 03:46:30,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Result: SAFE, OverallTime: 413.6s, OverallIterations: 180, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1777861824 SDtfs, -856745334 SDslu, -967916980 SDs, 0 SdLazy, 273636134 SolverSat, 1184222892 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1463.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 242116 GetRequests, 235492 SyntacticMatches, 4800 SemanticMatches, 1824 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2518769 ImplicationChecksByTransitivity, 368.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 30.7s InterpolantComputationTime, 37205 NumberOfCodeBlocks, 37205 NumberOfCodeBlocksAsserted, 179 NumberOfCheckSat, 37026 ConstructedInterpolants, 0 QuantifiedInterpolants, 36675914 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 179 InterpolantComputations, 133 PerfectInterpolantSequences, 39090/40370 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 448]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((!(a19 == 1) || !(a17 == 7)) || !(a28 == 7)) || !(a25 == 1)) || a11 == 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a19 == 1) || !(a17 == 7)) || !(a28 == 7)) || !(a25 == 1)) || a11 == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 401.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1216.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 873.0 MB in the end (delta: 219.8 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. * CodeCheck took 426818.25 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 703.6 MB). Free memory was 873.0 MB in the beginning and 1.4 GB in the end (delta: -477.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 88.93 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...