./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/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 79b21ff72ec330797470eae9e06bb1504f09bc51 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 17:04:13,534 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 17:04:13,535 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 17:04:13,541 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 17:04:13,541 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 17:04:13,541 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 17:04:13,542 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 17:04:13,543 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 17:04:13,544 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 17:04:13,544 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 17:04:13,544 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 17:04:13,545 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 17:04:13,545 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 17:04:13,546 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 17:04:13,546 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 17:04:13,547 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 17:04:13,547 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 17:04:13,548 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 17:04:13,549 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 17:04:13,550 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 17:04:13,550 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 17:04:13,551 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 17:04:13,552 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 17:04:13,552 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 17:04:13,552 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 17:04:13,552 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 17:04:13,553 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 17:04:13,553 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 17:04:13,554 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 17:04:13,554 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 17:04:13,554 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 17:04:13,555 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 17:04:13,555 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 17:04:13,555 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 17:04:13,555 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 17:04:13,556 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 17:04:13,556 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 17:04:13,563 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 17:04:13,563 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 17:04:13,564 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 17:04:13,564 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 17:04:13,564 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 17:04:13,564 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 17:04:13,564 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 17:04:13,564 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 17:04:13,564 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 17:04:13,565 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 17:04:13,565 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 17:04:13,566 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 17:04:13,566 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 17:04:13,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 17:04:13,566 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 17:04:13,566 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 17:04:13,566 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 17:04:13,566 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 17:04:13,566 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 17:04:13,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 17:04:13,566 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_8323c169-b743-467f-98d2-45edc06de724/bin-2019/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 -> 79b21ff72ec330797470eae9e06bb1504f09bc51 [2018-12-01 17:04:13,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 17:04:13,590 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 17:04:13,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 17:04:13,593 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 17:04:13,593 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 17:04:13,593 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-12-01 17:04:13,626 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/data/e3a802ea5/0d0f4c723a1b4b51a4b985e98fe906b2/FLAGfc7846036 [2018-12-01 17:04:14,074 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 17:04:14,074 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-12-01 17:04:14,081 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/data/e3a802ea5/0d0f4c723a1b4b51a4b985e98fe906b2/FLAGfc7846036 [2018-12-01 17:04:14,089 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/data/e3a802ea5/0d0f4c723a1b4b51a4b985e98fe906b2 [2018-12-01 17:04:14,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 17:04:14,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 17:04:14,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 17:04:14,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 17:04:14,095 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 17:04:14,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14, skipping insertion in model container [2018-12-01 17:04:14,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 17:04:14,122 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 17:04:14,270 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:04:14,310 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 17:04:14,352 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:04:14,368 INFO L195 MainTranslator]: Completed translation [2018-12-01 17:04:14,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14 WrapperNode [2018-12-01 17:04:14,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 17:04:14,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 17:04:14,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 17:04:14,369 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 17:04:14,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 17:04:14,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 17:04:14,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 17:04:14,399 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 17:04:14,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 17:04:14,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 17:04:14,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 17:04:14,417 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 17:04:14,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:04:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/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 [2018-12-01 17:04:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 17:04:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 17:04:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 17:04:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 17:04:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 17:04:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 17:04:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 17:04:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 17:04:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 17:04:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 17:04:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 17:04:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-01 17:04:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-01 17:04:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-01 17:04:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-01 17:04:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 17:04:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 17:04:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 17:04:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 17:04:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 17:04:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 17:04:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 17:04:14,838 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 17:04:14,838 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-12-01 17:04:14,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:04:14 BoogieIcfgContainer [2018-12-01 17:04:14,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 17:04:14,838 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 17:04:14,838 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 17:04:14,845 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 17:04:14,845 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:04:14" (1/1) ... [2018-12-01 17:04:14,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:04:14,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:14,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2018-12-01 17:04:14,877 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2018-12-01 17:04:14,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 17:04:14,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:14,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2018-12-01 17:04:14,995 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2018-12-01 17:04:14,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 17:04:14,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:15,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:15,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:15,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 93 transitions. [2018-12-01 17:04:15,065 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2018-12-01 17:04:15,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 17:04:15,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:15,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:15,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:15,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 101 transitions. [2018-12-01 17:04:15,142 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2018-12-01 17:04:15,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 17:04:15,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:15,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:15,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 82 states and 115 transitions. [2018-12-01 17:04:15,227 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 115 transitions. [2018-12-01 17:04:15,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 17:04:15,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:15,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:15,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 83 states and 116 transitions. [2018-12-01 17:04:15,260 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 116 transitions. [2018-12-01 17:04:15,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 17:04:15,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:15,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:15,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:15,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 84 states and 117 transitions. [2018-12-01 17:04:15,287 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 117 transitions. [2018-12-01 17:04:15,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 17:04:15,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:15,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:15,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:15,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 101 states and 154 transitions. [2018-12-01 17:04:15,586 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2018-12-01 17:04:15,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 17:04:15,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:15,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:15,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:15,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 102 states and 155 transitions. [2018-12-01 17:04:15,624 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 155 transitions. [2018-12-01 17:04:15,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 17:04:15,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:16,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 121 states and 195 transitions. [2018-12-01 17:04:16,355 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 195 transitions. [2018-12-01 17:04:16,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 17:04:16,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:16,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 124 states and 202 transitions. [2018-12-01 17:04:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 202 transitions. [2018-12-01 17:04:16,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 17:04:16,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:16,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:16,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:16,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 126 states and 208 transitions. [2018-12-01 17:04:16,614 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 208 transitions. [2018-12-01 17:04:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 17:04:16,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:16,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:16,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 130 states and 214 transitions. [2018-12-01 17:04:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 214 transitions. [2018-12-01 17:04:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 17:04:16,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:16,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:16,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 135 states and 224 transitions. [2018-12-01 17:04:16,798 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 224 transitions. [2018-12-01 17:04:16,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 17:04:16,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:16,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:16,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 228 transitions. [2018-12-01 17:04:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 228 transitions. [2018-12-01 17:04:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 17:04:16,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:04:16,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:16,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 138 states and 229 transitions. [2018-12-01 17:04:16,949 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 229 transitions. [2018-12-01 17:04:16,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 17:04:16,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:17,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 17:04:17,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:17,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 141 states and 232 transitions. [2018-12-01 17:04:17,200 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 232 transitions. [2018-12-01 17:04:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 17:04:17,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 144 states and 239 transitions. [2018-12-01 17:04:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 239 transitions. [2018-12-01 17:04:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 17:04:17,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:17,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:17,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 143 states and 236 transitions. [2018-12-01 17:04:17,361 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 236 transitions. [2018-12-01 17:04:17,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 17:04:17,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:17,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:17,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:19,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:19,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 156 states and 270 transitions. [2018-12-01 17:04:19,529 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 270 transitions. [2018-12-01 17:04:19,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 17:04:19,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:20,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:20,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 157 states and 271 transitions. [2018-12-01 17:04:20,478 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 271 transitions. [2018-12-01 17:04:20,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 17:04:20,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:20,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 17:04:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:22,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 163 states and 288 transitions. [2018-12-01 17:04:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 288 transitions. [2018-12-01 17:04:22,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 17:04:22,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:22,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 17:04:22,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:22,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 163 states and 285 transitions. [2018-12-01 17:04:22,427 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 285 transitions. [2018-12-01 17:04:22,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 17:04:22,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:22,504 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:23,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:23,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 173 states and 313 transitions. [2018-12-01 17:04:23,268 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 313 transitions. [2018-12-01 17:04:23,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 17:04:23,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:23,282 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:23,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:23,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 174 states and 316 transitions. [2018-12-01 17:04:23,296 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 316 transitions. [2018-12-01 17:04:23,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 17:04:23,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:23,307 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:23,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:23,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 176 states and 319 transitions. [2018-12-01 17:04:23,463 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 319 transitions. [2018-12-01 17:04:23,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-01 17:04:23,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:23,648 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 17:04:24,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:24,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 179 states and 325 transitions. [2018-12-01 17:04:24,078 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 325 transitions. [2018-12-01 17:04:24,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 17:04:24,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:24,093 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:24,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 186 states and 341 transitions. [2018-12-01 17:04:24,590 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 341 transitions. [2018-12-01 17:04:24,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 17:04:24,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:24,606 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:24,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:24,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 190 states and 351 transitions. [2018-12-01 17:04:24,969 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 351 transitions. [2018-12-01 17:04:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 17:04:24,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:24,981 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:25,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 191 states and 355 transitions. [2018-12-01 17:04:25,149 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 355 transitions. [2018-12-01 17:04:25,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 17:04:25,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:25,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 192 states and 359 transitions. [2018-12-01 17:04:25,328 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 359 transitions. [2018-12-01 17:04:25,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 17:04:25,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:25,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:25,344 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:25,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 193 states and 363 transitions. [2018-12-01 17:04:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 363 transitions. [2018-12-01 17:04:25,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 17:04:25,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:25,552 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 194 states and 368 transitions. [2018-12-01 17:04:25,747 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 368 transitions. [2018-12-01 17:04:25,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 17:04:25,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:25,758 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 17:04:25,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 202 states and 380 transitions. [2018-12-01 17:04:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 380 transitions. [2018-12-01 17:04:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 17:04:25,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 17:04:26,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:26,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 204 states and 381 transitions. [2018-12-01 17:04:26,173 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 381 transitions. [2018-12-01 17:04:26,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 17:04:26,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 17:04:26,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:26,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 205 states and 382 transitions. [2018-12-01 17:04:26,194 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 382 transitions. [2018-12-01 17:04:26,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 17:04:26,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:26,208 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 17:04:27,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:27,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 221 states and 433 transitions. [2018-12-01 17:04:27,658 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 433 transitions. [2018-12-01 17:04:27,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 17:04:27,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:27,676 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 17:04:27,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:27,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 223 states and 438 transitions. [2018-12-01 17:04:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2018-12-01 17:04:27,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 17:04:27,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:27,971 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:28,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:28,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 226 states and 443 transitions. [2018-12-01 17:04:28,454 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 443 transitions. [2018-12-01 17:04:28,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 17:04:28,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:28,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:28,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 225 states and 440 transitions. [2018-12-01 17:04:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 440 transitions. [2018-12-01 17:04:28,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 17:04:28,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 17:04:28,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:28,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 226 states and 441 transitions. [2018-12-01 17:04:28,704 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 441 transitions. [2018-12-01 17:04:28,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 17:04:28,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:28,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:28,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 224 states and 437 transitions. [2018-12-01 17:04:28,724 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 437 transitions. [2018-12-01 17:04:28,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 17:04:28,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:28,768 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:30,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:30,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 242 states and 476 transitions. [2018-12-01 17:04:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 476 transitions. [2018-12-01 17:04:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 17:04:30,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:30,414 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 17:04:30,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 249 states and 490 transitions. [2018-12-01 17:04:31,000 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 490 transitions. [2018-12-01 17:04:31,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 17:04:31,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:31,017 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 17:04:31,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 254 states and 503 transitions. [2018-12-01 17:04:31,445 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 503 transitions. [2018-12-01 17:04:31,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-01 17:04:31,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:31,460 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 17:04:31,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:31,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 247 states and 488 transitions. [2018-12-01 17:04:31,479 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 488 transitions. [2018-12-01 17:04:31,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:04:31,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:31,489 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 17:04:31,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:31,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 245 states and 484 transitions. [2018-12-01 17:04:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 484 transitions. [2018-12-01 17:04:31,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 17:04:31,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:31,517 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 17:04:31,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:31,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 246 states and 487 transitions. [2018-12-01 17:04:31,819 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 487 transitions. [2018-12-01 17:04:31,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 17:04:31,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:04:32,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:32,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 254 states and 502 transitions. [2018-12-01 17:04:32,431 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 502 transitions. [2018-12-01 17:04:32,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 17:04:32,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:04:32,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:32,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 256 states and 503 transitions. [2018-12-01 17:04:32,663 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 503 transitions. [2018-12-01 17:04:32,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 17:04:32,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:32,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:32,672 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 17:04:32,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:32,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 259 states and 507 transitions. [2018-12-01 17:04:32,903 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 507 transitions. [2018-12-01 17:04:32,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 17:04:32,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:32,914 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 17:04:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 261 states and 509 transitions. [2018-12-01 17:04:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 509 transitions. [2018-12-01 17:04:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 17:04:32,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:32,945 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:04:33,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:33,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 262 states and 510 transitions. [2018-12-01 17:04:33,004 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 510 transitions. [2018-12-01 17:04:33,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 17:04:33,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:33,017 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:04:33,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:33,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 263 states and 513 transitions. [2018-12-01 17:04:33,265 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 513 transitions. [2018-12-01 17:04:33,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 17:04:33,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:33,275 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 17:04:33,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:33,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 265 states and 517 transitions. [2018-12-01 17:04:33,396 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 517 transitions. [2018-12-01 17:04:33,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 17:04:33,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:33,408 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 17:04:33,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:33,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 269 states and 527 transitions. [2018-12-01 17:04:33,837 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 527 transitions. [2018-12-01 17:04:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 17:04:33,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:33,849 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 17:04:34,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:34,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 271 states and 529 transitions. [2018-12-01 17:04:34,109 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 529 transitions. [2018-12-01 17:04:34,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:04:34,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:34,152 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:04:34,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 274 states and 535 transitions. [2018-12-01 17:04:34,316 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 535 transitions. [2018-12-01 17:04:34,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 17:04:34,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:04:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:36,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 284 states and 553 transitions. [2018-12-01 17:04:36,086 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 553 transitions. [2018-12-01 17:04:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-01 17:04:36,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:36,102 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-01 17:04:36,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:36,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 287 states and 556 transitions. [2018-12-01 17:04:36,117 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 556 transitions. [2018-12-01 17:04:36,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 17:04:36,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 17:04:36,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:36,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 281 states and 540 transitions. [2018-12-01 17:04:36,151 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 540 transitions. [2018-12-01 17:04:36,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 17:04:36,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:36,162 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:04:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 286 states and 546 transitions. [2018-12-01 17:04:36,695 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 546 transitions. [2018-12-01 17:04:36,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-01 17:04:36,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:36,708 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-01 17:04:36,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:36,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 287 states and 547 transitions. [2018-12-01 17:04:36,740 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 547 transitions. [2018-12-01 17:04:36,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 17:04:36,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:36,751 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:04:36,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:36,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 289 states and 548 transitions. [2018-12-01 17:04:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 548 transitions. [2018-12-01 17:04:36,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-01 17:04:36,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,002 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 17:04:37,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:37,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 293 states and 555 transitions. [2018-12-01 17:04:37,220 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 555 transitions. [2018-12-01 17:04:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-01 17:04:37,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,231 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 17:04:37,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:37,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 295 states and 558 transitions. [2018-12-01 17:04:37,470 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 558 transitions. [2018-12-01 17:04:37,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-01 17:04:37,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 17:04:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:37,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 296 states and 558 transitions. [2018-12-01 17:04:37,492 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 558 transitions. [2018-12-01 17:04:37,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-01 17:04:37,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,504 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 17:04:37,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 297 states and 559 transitions. [2018-12-01 17:04:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 559 transitions. [2018-12-01 17:04:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 17:04:37,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,551 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:04:37,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:37,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 298 states and 560 transitions. [2018-12-01 17:04:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 560 transitions. [2018-12-01 17:04:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 17:04:37,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,607 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 17:04:37,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:37,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 296 states and 556 transitions. [2018-12-01 17:04:37,622 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 556 transitions. [2018-12-01 17:04:37,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 17:04:37,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,753 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 17:04:37,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:37,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 297 states and 559 transitions. [2018-12-01 17:04:37,773 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 559 transitions. [2018-12-01 17:04:37,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 17:04:37,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 17:04:37,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:37,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 295 states and 555 transitions. [2018-12-01 17:04:37,809 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 555 transitions. [2018-12-01 17:04:37,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 17:04:37,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 17:04:37,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:37,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 291 states and 544 transitions. [2018-12-01 17:04:37,966 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 544 transitions. [2018-12-01 17:04:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 17:04:37,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 17:04:38,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:38,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 291 states and 543 transitions. [2018-12-01 17:04:38,007 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 543 transitions. [2018-12-01 17:04:38,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 17:04:38,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:38,026 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 17:04:38,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:38,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 291 states and 540 transitions. [2018-12-01 17:04:38,279 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 540 transitions. [2018-12-01 17:04:38,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-01 17:04:38,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:38,291 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-01 17:04:38,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:38,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 292 states and 541 transitions. [2018-12-01 17:04:38,313 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 541 transitions. [2018-12-01 17:04:38,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 17:04:38,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:38,327 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-01 17:04:38,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:38,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 293 states and 542 transitions. [2018-12-01 17:04:38,359 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 542 transitions. [2018-12-01 17:04:38,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-01 17:04:38,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:38,372 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-01 17:04:38,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 294 states and 543 transitions. [2018-12-01 17:04:38,386 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 543 transitions. [2018-12-01 17:04:38,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-01 17:04:38,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:38,399 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-01 17:04:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 294 states and 542 transitions. [2018-12-01 17:04:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 542 transitions. [2018-12-01 17:04:38,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 17:04:38,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 17:04:38,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:38,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 294 states and 541 transitions. [2018-12-01 17:04:38,578 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 541 transitions. [2018-12-01 17:04:38,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 17:04:38,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:38,591 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-01 17:04:38,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:38,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 271 states and 488 transitions. [2018-12-01 17:04:38,609 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 488 transitions. [2018-12-01 17:04:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 17:04:38,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:38,733 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:04:38,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:38,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 274 states and 493 transitions. [2018-12-01 17:04:38,936 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 493 transitions. [2018-12-01 17:04:38,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-01 17:04:38,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:38,958 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:04:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:39,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 273 states and 490 transitions. [2018-12-01 17:04:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 490 transitions. [2018-12-01 17:04:39,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 17:04:39,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:39,217 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:04:40,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:40,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 279 states and 500 transitions. [2018-12-01 17:04:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 500 transitions. [2018-12-01 17:04:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 17:04:40,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:40,097 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:04:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 285 states and 510 transitions. [2018-12-01 17:04:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 510 transitions. [2018-12-01 17:04:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 17:04:40,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:40,887 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 17:04:40,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:40,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 282 states and 503 transitions. [2018-12-01 17:04:40,900 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 503 transitions. [2018-12-01 17:04:40,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 17:04:40,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:41,807 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 38 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 17:04:50,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:50,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 302 states and 575 transitions. [2018-12-01 17:04:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 575 transitions. [2018-12-01 17:04:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 17:04:50,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:50,470 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 17:04:52,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:52,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 309 states and 594 transitions. [2018-12-01 17:04:52,280 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 594 transitions. [2018-12-01 17:04:52,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 17:04:52,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:52,342 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 17:04:52,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:52,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 285 states and 538 transitions. [2018-12-01 17:04:52,687 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 538 transitions. [2018-12-01 17:04:52,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 17:04:52,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:52,814 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 17:04:53,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:53,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 283 states and 534 transitions. [2018-12-01 17:04:53,028 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 534 transitions. [2018-12-01 17:04:53,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 17:04:53,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:53,454 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 17:04:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 289 states and 547 transitions. [2018-12-01 17:04:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 547 transitions. [2018-12-01 17:04:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-01 17:04:55,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 17:04:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:04:55,355 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 17:04:55,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 17:04:55,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 265 states and 478 transitions. [2018-12-01 17:04:55,709 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 478 transitions. [2018-12-01 17:04:55,709 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 17:04:55,709 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 92 iterations. [2018-12-01 17:04:55,715 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 17:04:56,086 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 17:04:56,088 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-01 17:04:56,091 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 17:04:56,091 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-01 17:04:56,091 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-01 17:04:56,091 INFO L583 CodeCheckObserver]: Invariant with dag size 26 [2018-12-01 17:04:56,093 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 17:04:56,093 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 17:04:56,093 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 17:04:56,093 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 17:04:56,093 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-01 17:04:56,094 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 17:04:56,094 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-01 17:04:56,094 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 17:04:56,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:04:56 ImpRootNode [2018-12-01 17:04:56,094 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 17:04:56,095 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 17:04:56,095 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 17:04:56,095 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 17:04:56,095 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:04:14" (3/4) ... [2018-12-01 17:04:56,098 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 17:04:56,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-01 17:04:56,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-01 17:04:56,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-01 17:04:56,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-01 17:04:56,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-01 17:04:56,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-01 17:04:56,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-01 17:04:56,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-01 17:04:56,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-01 17:04:56,106 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2018-12-01 17:04:56,106 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-01 17:04:56,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-01 17:04:56,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 17:04:56,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 17:04:56,108 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 17:04:56,127 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == methaneLevelCritical) || ((!(systemActive == 1) && (((!(0 == pumpRunning) && pumpRunning == \old(pumpRunning)) || waterLevel == 1) || \old(waterLevel) == waterLevel)) && !(systemActive == 0))) || (systemActive == 0 && pumpRunning == \old(pumpRunning))) || ((!(0 == pumpRunning) || \old(waterLevel) == waterLevel) && systemActive == 1) [2018-12-01 17:04:56,127 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2018-12-01 17:04:56,154 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8323c169-b743-467f-98d2-45edc06de724/bin-2019/ukojak/witness.graphml [2018-12-01 17:04:56,154 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 17:04:56,155 INFO L168 Benchmark]: Toolchain (without parser) took 42063.33 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 649.1 MB). Free memory was 950.6 MB in the beginning and 801.2 MB in the end (delta: 149.4 MB). Peak memory consumption was 798.5 MB. Max. memory is 11.5 GB. [2018-12-01 17:04:56,155 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:04:56,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -132.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-12-01 17:04:56,156 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 17:04:56,156 INFO L168 Benchmark]: Boogie Preprocessor took 17.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:04:56,156 INFO L168 Benchmark]: RCFGBuilder took 421.03 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2018-12-01 17:04:56,156 INFO L168 Benchmark]: CodeCheck took 41256.19 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 555.2 MB). Free memory was 1.0 GB in the beginning and 825.6 MB in the end (delta: 181.5 MB). Peak memory consumption was 736.8 MB. Max. memory is 11.5 GB. [2018-12-01 17:04:56,156 INFO L168 Benchmark]: Witness Printer took 59.44 ms. Allocated memory is still 1.7 GB. Free memory was 825.6 MB in the beginning and 801.2 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2018-12-01 17:04:56,157 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 90 locations, 1 error locations. SAFE Result, 40.8s OverallTime, 92 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 54539624 SDtfs, -1600406732 SDslu, -256548564 SDs, 0 SdLazy, -1619646144 SolverSat, -1719743828 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59068 GetRequests, 57669 SyntacticMatches, 805 SemanticMatches, 594 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220086 ImplicationChecksByTransitivity, 36.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 5118 NumberOfCodeBlocks, 5118 NumberOfCodeBlocksAsserted, 91 NumberOfCheckSat, 5027 ConstructedInterpolants, 0 QuantifiedInterpolants, 581995 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 91 InterpolantComputations, 68 PerfectInterpolantSequences, 2327/2477 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 863]: 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: 877]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: (0 == pumpRunning || 0 == methaneLevelCritical) || 3 < splverifierCounter - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 == pumpRunning || 0 == methaneLevelCritical - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: ((!(0 == methaneLevelCritical) || ((!(systemActive == 1) && (((!(0 == pumpRunning) && pumpRunning == \old(pumpRunning)) || waterLevel == 1) || \old(waterLevel) == waterLevel)) && !(systemActive == 0))) || (systemActive == 0 && pumpRunning == \old(pumpRunning))) || ((!(0 == pumpRunning) || \old(waterLevel) == waterLevel) && systemActive == 1) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == waterLevel) && systemActive == 1 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 275.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -132.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 421.03 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 41256.19 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 555.2 MB). Free memory was 1.0 GB in the beginning and 825.6 MB in the end (delta: 181.5 MB). Peak memory consumption was 736.8 MB. Max. memory is 11.5 GB. * Witness Printer took 59.44 ms. Allocated memory is still 1.7 GB. Free memory was 825.6 MB in the beginning and 801.2 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...