./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/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 520d1ef87fba3e5b4f18d6fa521fb45229d37053 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:17:09,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:17:09,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:17:09,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:17:09,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:17:09,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:17:09,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:17:09,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:17:09,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:17:09,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:17:09,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:17:09,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:17:09,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:17:09,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:17:09,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:17:09,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:17:09,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:17:09,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:17:09,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:17:09,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:17:09,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:17:09,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:17:09,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:17:09,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:17:09,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:17:09,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:17:09,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:17:09,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:17:09,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:17:09,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:17:09,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:17:09,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:17:09,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:17:09,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:17:09,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:17:09,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:17:09,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:17:09,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:17:09,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:17:09,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:17:09,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:17:09,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:17:09,536 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:17:09,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:17:09,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:17:09,537 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:17:09,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:17:09,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:17:09,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:17:09,538 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:17:09,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:17:09,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:17:09,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:17:09,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:17:09,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:17:09,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:17:09,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:17:09,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:17:09,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:17:09,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:17:09,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:17:09,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:17:09,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:17:09,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:17:09,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:17:09,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:17:09,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:17:09,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:17:09,542 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:17:09,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:17:09,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:17:09,543 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/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/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 -> 520d1ef87fba3e5b4f18d6fa521fb45229d37053 [2019-10-22 10:17:09,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:17:09,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:17:09,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:17:09,605 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:17:09,606 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:17:09,606 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2019-10-22 10:17:09,665 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/data/0eb8ab7f0/eb2daae1f4094fdf9cb6d0411258f4dd/FLAG913bb3020 [2019-10-22 10:17:10,145 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:17:10,149 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2019-10-22 10:17:10,162 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/data/0eb8ab7f0/eb2daae1f4094fdf9cb6d0411258f4dd/FLAG913bb3020 [2019-10-22 10:17:10,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/data/0eb8ab7f0/eb2daae1f4094fdf9cb6d0411258f4dd [2019-10-22 10:17:10,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:17:10,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:17:10,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:17:10,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:17:10,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:17:10,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:10,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18798fab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10, skipping insertion in model container [2019-10-22 10:17:10,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:10,470 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:17:10,510 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:17:10,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:17:10,834 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:17:10,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:17:10,967 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:17:10,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10 WrapperNode [2019-10-22 10:17:10,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:17:10,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:17:10,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:17:10,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:17:10,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:10,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:11,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:17:11,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:17:11,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:17:11,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:17:11,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:11,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:11,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:11,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:11,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:11,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:11,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... [2019-10-22 10:17:11,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:17:11,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:17:11,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:17:11,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:17:11,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:17:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/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 [2019-10-22 10:17:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:17:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:17:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:17:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:17:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:17:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:17:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:17:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:17:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:17:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:17:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:17:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:17:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:17:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:17:11,133 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:17:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:17:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:17:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:17:12,089 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:17:12,089 INFO L284 CfgBuilder]: Removed 34 assume(true) statements. [2019-10-22 10:17:12,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:12 BoogieIcfgContainer [2019-10-22 10:17:12,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:17:12,091 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:17:12,091 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:17:12,102 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:17:12,103 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:12" (1/1) ... [2019-10-22 10:17:12,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:17:12,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:12,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 56 states and 75 transitions. [2019-10-22 10:17:12,145 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2019-10-22 10:17:12,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:17:12,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:12,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:12,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:12,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-10-22 10:17:12,408 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-10-22 10:17:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:17:12,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:12,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:12,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2019-10-22 10:17:12,557 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2019-10-22 10:17:12,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 10:17:12,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:12,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:12,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:12,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 61 states and 84 transitions. [2019-10-22 10:17:12,689 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2019-10-22 10:17:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:17:12,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:12,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:13,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:13,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2019-10-22 10:17:13,165 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2019-10-22 10:17:13,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:17:13,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:13,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:13,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:13,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 85 states and 133 transitions. [2019-10-22 10:17:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 133 transitions. [2019-10-22 10:17:13,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:17:13,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:13,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:13,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 134 transitions. [2019-10-22 10:17:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2019-10-22 10:17:13,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:17:13,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:13,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:13,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:13,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 87 states and 137 transitions. [2019-10-22 10:17:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 137 transitions. [2019-10-22 10:17:13,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:17:13,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:13,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:13,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:13,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2019-10-22 10:17:13,732 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2019-10-22 10:17:13,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:17:13,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:13,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:13,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:13,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 92 states and 145 transitions. [2019-10-22 10:17:13,799 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 145 transitions. [2019-10-22 10:17:13,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:17:13,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:13,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:14,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:14,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 109 states and 185 transitions. [2019-10-22 10:17:14,740 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 185 transitions. [2019-10-22 10:17:14,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:17:14,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:14,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:14,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:14,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 110 states and 186 transitions. [2019-10-22 10:17:14,884 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 186 transitions. [2019-10-22 10:17:14,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:17:14,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:14,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 115 states and 197 transitions. [2019-10-22 10:17:14,936 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2019-10-22 10:17:14,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:17:14,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:14,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:15,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:15,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 116 states and 198 transitions. [2019-10-22 10:17:15,101 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 198 transitions. [2019-10-22 10:17:15,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:17:15,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:15,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:15,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:15,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 122 states and 209 transitions. [2019-10-22 10:17:15,269 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 209 transitions. [2019-10-22 10:17:15,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:17:15,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:15,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:15,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:15,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 128 states and 223 transitions. [2019-10-22 10:17:15,430 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 223 transitions. [2019-10-22 10:17:15,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:17:15,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:15,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:15,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:15,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 130 states and 225 transitions. [2019-10-22 10:17:15,458 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 225 transitions. [2019-10-22 10:17:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:17:15,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:15,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:17:15,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:15,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 131 states and 226 transitions. [2019-10-22 10:17:15,490 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 226 transitions. [2019-10-22 10:17:15,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 10:17:15,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:15,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:15,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:15,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 134 states and 233 transitions. [2019-10-22 10:17:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 233 transitions. [2019-10-22 10:17:15,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-22 10:17:15,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:15,795 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:16,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:16,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 141 states and 253 transitions. [2019-10-22 10:17:16,058 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 253 transitions. [2019-10-22 10:17:16,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:17:16,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:16,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:16,088 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:16,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:16,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 142 states and 254 transitions. [2019-10-22 10:17:16,107 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 254 transitions. [2019-10-22 10:17:16,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:17:16,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:16,140 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:16,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:16,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 140 states and 250 transitions. [2019-10-22 10:17:16,161 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 250 transitions. [2019-10-22 10:17:16,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:17:16,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:16,552 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:17:17,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:17,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 147 states and 263 transitions. [2019-10-22 10:17:17,474 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 263 transitions. [2019-10-22 10:17:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-22 10:17:17,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:17,496 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:17,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:17,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 150 states and 269 transitions. [2019-10-22 10:17:17,924 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 269 transitions. [2019-10-22 10:17:17,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:17:17,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:17,951 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:18,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:18,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 153 states and 277 transitions. [2019-10-22 10:17:18,159 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 277 transitions. [2019-10-22 10:17:18,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:17:18,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:18,202 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:18,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:18,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 154 states and 278 transitions. [2019-10-22 10:17:18,220 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 278 transitions. [2019-10-22 10:17:18,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:17:18,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:18,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:18,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 157 states and 284 transitions. [2019-10-22 10:17:18,581 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 284 transitions. [2019-10-22 10:17:18,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:17:18,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:18,611 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:19,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:19,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 168 states and 317 transitions. [2019-10-22 10:17:19,460 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 317 transitions. [2019-10-22 10:17:19,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:17:19,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:19,482 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:19,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 173 states and 331 transitions. [2019-10-22 10:17:19,513 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 331 transitions. [2019-10-22 10:17:19,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:17:19,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:19,537 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:17:19,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:19,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 174 states and 331 transitions. [2019-10-22 10:17:19,545 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 331 transitions. [2019-10-22 10:17:19,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:17:19,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:19,568 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:17:19,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:19,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 176 states and 332 transitions. [2019-10-22 10:17:19,762 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 332 transitions. [2019-10-22 10:17:19,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:17:19,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:19,783 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:19,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 177 states and 333 transitions. [2019-10-22 10:17:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 333 transitions. [2019-10-22 10:17:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:17:19,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:19,819 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:20,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:20,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 178 states and 334 transitions. [2019-10-22 10:17:20,017 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 334 transitions. [2019-10-22 10:17:20,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:17:20,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:20,040 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:20,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:20,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 179 states and 335 transitions. [2019-10-22 10:17:20,246 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 335 transitions. [2019-10-22 10:17:20,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:17:20,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:20,270 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:17:20,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:20,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 180 states and 336 transitions. [2019-10-22 10:17:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 336 transitions. [2019-10-22 10:17:20,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:17:20,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:17:21,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:21,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 196 states and 379 transitions. [2019-10-22 10:17:21,878 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 379 transitions. [2019-10-22 10:17:21,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:17:21,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:21,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:21,902 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:17:22,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:22,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 198 states and 380 transitions. [2019-10-22 10:17:22,113 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 380 transitions. [2019-10-22 10:17:22,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:17:22,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:22,135 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:17:23,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:23,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 207 states and 397 transitions. [2019-10-22 10:17:23,415 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 397 transitions. [2019-10-22 10:17:23,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:17:23,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:23,441 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:17:24,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:24,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 215 states and 406 transitions. [2019-10-22 10:17:24,834 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 406 transitions. [2019-10-22 10:17:24,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:17:24,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:24,860 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:17:25,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:25,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 214 states and 403 transitions. [2019-10-22 10:17:25,124 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 403 transitions. [2019-10-22 10:17:25,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:17:25,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:25,148 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:17:26,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:26,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 222 states and 424 transitions. [2019-10-22 10:17:26,268 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 424 transitions. [2019-10-22 10:17:26,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:17:26,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:26,295 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:17:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 224 states and 432 transitions. [2019-10-22 10:17:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 432 transitions. [2019-10-22 10:17:26,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:17:26,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:17:26,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:26,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 229 states and 439 transitions. [2019-10-22 10:17:26,853 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 439 transitions. [2019-10-22 10:17:26,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-22 10:17:26,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-22 10:17:26,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:26,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 231 states and 441 transitions. [2019-10-22 10:17:26,904 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 441 transitions. [2019-10-22 10:17:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:17:26,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:27,030 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:17:27,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:27,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 237 states and 452 transitions. [2019-10-22 10:17:27,337 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 452 transitions. [2019-10-22 10:17:27,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:17:27,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:27,361 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:17:27,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 239 states and 454 transitions. [2019-10-22 10:17:27,383 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 454 transitions. [2019-10-22 10:17:27,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:17:27,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:27,406 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:17:27,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:27,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 240 states and 455 transitions. [2019-10-22 10:17:27,422 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 455 transitions. [2019-10-22 10:17:27,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:17:27,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:27,451 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:17:27,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 241 states and 456 transitions. [2019-10-22 10:17:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 456 transitions. [2019-10-22 10:17:27,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:17:27,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:27,498 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:17:27,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:27,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 239 states and 452 transitions. [2019-10-22 10:17:27,515 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 452 transitions. [2019-10-22 10:17:27,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-22 10:17:27,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:17:27,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:27,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 240 states and 453 transitions. [2019-10-22 10:17:27,561 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 453 transitions. [2019-10-22 10:17:27,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-22 10:17:27,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:17:28,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:28,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 245 states and 454 transitions. [2019-10-22 10:17:28,857 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 454 transitions. [2019-10-22 10:17:28,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-22 10:17:28,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:28,880 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:17:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 246 states and 455 transitions. [2019-10-22 10:17:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 455 transitions. [2019-10-22 10:17:28,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:17:28,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:28,936 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:17:29,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:29,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 248 states and 458 transitions. [2019-10-22 10:17:29,231 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 458 transitions. [2019-10-22 10:17:29,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:17:29,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:29,253 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:17:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:29,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 251 states and 466 transitions. [2019-10-22 10:17:29,301 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 466 transitions. [2019-10-22 10:17:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-22 10:17:29,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:29,320 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:17:29,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:29,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 256 states and 473 transitions. [2019-10-22 10:17:29,485 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 473 transitions. [2019-10-22 10:17:29,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-22 10:17:29,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:29,506 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:17:30,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 259 states and 479 transitions. [2019-10-22 10:17:30,201 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 479 transitions. [2019-10-22 10:17:30,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-22 10:17:30,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:30,222 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:17:30,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:30,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 263 states and 486 transitions. [2019-10-22 10:17:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 486 transitions. [2019-10-22 10:17:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:17:30,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:30,830 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-22 10:17:32,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:32,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 265 states and 486 transitions. [2019-10-22 10:17:32,165 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 486 transitions. [2019-10-22 10:17:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:17:32,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:32,190 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:17:32,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 267 states and 489 transitions. [2019-10-22 10:17:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 489 transitions. [2019-10-22 10:17:32,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 10:17:32,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:32,556 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:17:32,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:32,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 265 states and 485 transitions. [2019-10-22 10:17:32,615 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 485 transitions. [2019-10-22 10:17:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 10:17:32,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:32,653 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:17:32,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:32,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 266 states and 488 transitions. [2019-10-22 10:17:32,928 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 488 transitions. [2019-10-22 10:17:32,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-22 10:17:32,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:32,951 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:17:32,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:32,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 267 states and 491 transitions. [2019-10-22 10:17:32,982 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 491 transitions. [2019-10-22 10:17:32,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-22 10:17:32,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-22 10:17:33,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:33,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 268 states and 493 transitions. [2019-10-22 10:17:33,040 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 493 transitions. [2019-10-22 10:17:33,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-22 10:17:33,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:33,068 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:17:33,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:33,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 271 states and 496 transitions. [2019-10-22 10:17:33,228 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 496 transitions. [2019-10-22 10:17:33,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:17:33,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-22 10:17:33,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:33,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 273 states and 498 transitions. [2019-10-22 10:17:33,291 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 498 transitions. [2019-10-22 10:17:33,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:17:33,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:33,328 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-22 10:17:33,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:33,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 274 states and 499 transitions. [2019-10-22 10:17:33,540 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 499 transitions. [2019-10-22 10:17:33,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:17:33,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:33,566 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:17:33,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:33,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 277 states and 504 transitions. [2019-10-22 10:17:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 504 transitions. [2019-10-22 10:17:33,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-22 10:17:33,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:33,740 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:17:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:35,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 288 states and 538 transitions. [2019-10-22 10:17:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 538 transitions. [2019-10-22 10:17:35,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 10:17:35,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:35,545 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:17:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:35,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 291 states and 543 transitions. [2019-10-22 10:17:35,913 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 543 transitions. [2019-10-22 10:17:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-22 10:17:35,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:35,935 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:17:36,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 293 states and 546 transitions. [2019-10-22 10:17:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 546 transitions. [2019-10-22 10:17:36,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-22 10:17:36,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:36,280 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:17:36,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:36,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 295 states and 548 transitions. [2019-10-22 10:17:36,480 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 548 transitions. [2019-10-22 10:17:36,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-22 10:17:36,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:36,502 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-10-22 10:17:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:36,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 296 states and 550 transitions. [2019-10-22 10:17:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 550 transitions. [2019-10-22 10:17:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-22 10:17:36,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:36,566 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-10-22 10:17:36,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:36,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 297 states and 551 transitions. [2019-10-22 10:17:36,597 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 551 transitions. [2019-10-22 10:17:36,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:17:36,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:36,616 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-22 10:17:36,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:36,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 298 states and 552 transitions. [2019-10-22 10:17:36,692 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 552 transitions. [2019-10-22 10:17:36,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:17:36,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:36,714 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-22 10:17:36,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:36,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 289 states and 535 transitions. [2019-10-22 10:17:36,739 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 535 transitions. [2019-10-22 10:17:36,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:17:36,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:36,764 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:17:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:36,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 290 states and 537 transitions. [2019-10-22 10:17:36,788 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 537 transitions. [2019-10-22 10:17:36,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:17:36,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:36,810 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:17:37,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:37,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 292 states and 539 transitions. [2019-10-22 10:17:37,088 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 539 transitions. [2019-10-22 10:17:37,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:17:37,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:37,115 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-22 10:17:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:37,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 294 states and 540 transitions. [2019-10-22 10:17:37,423 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 540 transitions. [2019-10-22 10:17:37,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-10-22 10:17:37,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:37,449 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-22 10:17:38,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 239 states and 405 transitions. [2019-10-22 10:17:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 405 transitions. [2019-10-22 10:17:38,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-10-22 10:17:38,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 45 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-22 10:17:38,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:38,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 240 states and 405 transitions. [2019-10-22 10:17:38,889 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 405 transitions. [2019-10-22 10:17:38,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-22 10:17:38,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:17:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:17:38,916 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-10-22 10:17:39,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:17:39,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 141 states and 212 transitions. [2019-10-22 10:17:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 212 transitions. [2019-10-22 10:17:39,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:17:39,347 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 81 iterations. [2019-10-22 10:17:39,357 INFO L771 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-10-22 10:17:39,725 INFO L575 CodeCheckObserver]: Invariant with dag size 19 [2019-10-22 10:17:39,731 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,732 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,732 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,733 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,733 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,733 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,733 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,733 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,733 INFO L575 CodeCheckObserver]: Invariant with dag size 9 [2019-10-22 10:17:39,734 INFO L575 CodeCheckObserver]: Invariant with dag size 14 [2019-10-22 10:17:39,734 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,734 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:17:39,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:17:39 ImpRootNode [2019-10-22 10:17:39,735 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:17:39,735 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:17:39,735 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:17:39,735 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:17:39,736 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:17:12" (3/4) ... [2019-10-22 10:17:39,739 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:17:39,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-10-22 10:17:39,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-10-22 10:17:39,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-10-22 10:17:39,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-10-22 10:17:39,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-10-22 10:17:39,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-10-22 10:17:39,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-10-22 10:17:39,749 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2019-10-22 10:17:39,750 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-10-22 10:17:39,750 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 10:17:39,750 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-10-22 10:17:39,751 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 10:17:39,751 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 10:17:39,772 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive)) [2019-10-22 10:17:39,772 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == tmp || 0 == systemActive) || !(pumpRunning == 0)) || !(pumpRunning == \old(pumpRunning))) || tmp == methaneLevelCritical [2019-10-22 10:17:39,804 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_418920b6-c1d5-4f7c-9651-293d90d631c7/bin/ukojak/witness.graphml [2019-10-22 10:17:39,804 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:17:39,805 INFO L168 Benchmark]: Toolchain (without parser) took 29349.31 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 714.6 MB). Free memory was 949.9 MB in the beginning and 1.1 GB in the end (delta: -159.4 MB). Peak memory consumption was 555.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:39,806 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:17:39,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:39,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:39,807 INFO L168 Benchmark]: Boogie Preprocessor took 38.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:39,807 INFO L168 Benchmark]: RCFGBuilder took 1030.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.1 MB). Peak memory consumption was 77.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:39,808 INFO L168 Benchmark]: CodeCheck took 27643.89 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 610.8 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 497.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:39,808 INFO L168 Benchmark]: Witness Printer took 68.93 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:17:39,810 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 8 procedures, 56 locations, 1 error locations. Result: SAFE, OverallTime: 27.2s, OverallIterations: 81, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1868430912 SDtfs, 708292836 SDslu, -1866253816 SDs, 0 SdLazy, -612382004 SolverSat, 1298676720 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 75.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41476 GetRequests, 40663 SyntacticMatches, 401 SemanticMatches, 412 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78576 ImplicationChecksByTransitivity, 21.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 3855 NumberOfCodeBlocks, 3855 NumberOfCodeBlocksAsserted, 80 NumberOfCheckSat, 3775 ConstructedInterpolants, 0 QuantifiedInterpolants, 402723 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 80 InterpolantComputations, 55 PerfectInterpolantSequences, 1733/1879 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: 687]: 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: 129]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: (((0 == tmp || 0 == systemActive) || !(pumpRunning == 0)) || !(pumpRunning == \old(pumpRunning))) || tmp == methaneLevelCritical - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 511.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1030.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.1 MB). Peak memory consumption was 77.1 MB. Max. memory is 11.5 GB. * CodeCheck took 27643.89 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 610.8 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 497.4 MB. Max. memory is 11.5 GB. * Witness Printer took 68.93 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...