./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product31_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_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/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 c01215307b2c8189e4e6745962a1a26d113e8096 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 02:44:37,792 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 02:44:37,793 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 02:44:37,801 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 02:44:37,801 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 02:44:37,801 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 02:44:37,802 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 02:44:37,803 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 02:44:37,804 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 02:44:37,805 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 02:44:37,805 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 02:44:37,805 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 02:44:37,806 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 02:44:37,806 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 02:44:37,807 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 02:44:37,808 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 02:44:37,808 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 02:44:37,809 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 02:44:37,811 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 02:44:37,812 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 02:44:37,812 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 02:44:37,813 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 02:44:37,815 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 02:44:37,815 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 02:44:37,815 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 02:44:37,816 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 02:44:37,816 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 02:44:37,817 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 02:44:37,818 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 02:44:37,818 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 02:44:37,819 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 02:44:37,819 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 02:44:37,819 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 02:44:37,819 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 02:44:37,820 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 02:44:37,820 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 02:44:37,820 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 02:44:37,831 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 02:44:37,831 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 02:44:37,831 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 02:44:37,832 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 02:44:37,832 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 02:44:37,832 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 02:44:37,832 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 02:44:37,833 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 02:44:37,833 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 02:44:37,833 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 02:44:37,833 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 02:44:37,833 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 02:44:37,833 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 02:44:37,833 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 02:44:37,833 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 02:44:37,833 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 02:44:37,834 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 02:44:37,834 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 02:44:37,834 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 02:44:37,834 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 02:44:37,834 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 02:44:37,834 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 02:44:37,834 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 02:44:37,835 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 02:44:37,835 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 02:44:37,835 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 02:44:37,835 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 02:44:37,835 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 02:44:37,835 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 02:44:37,835 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_cf978f19-8569-417e-80e3-4a27d1e400e3/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 -> c01215307b2c8189e4e6745962a1a26d113e8096 [2018-12-09 02:44:37,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 02:44:37,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 02:44:37,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 02:44:37,863 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 02:44:37,863 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 02:44:37,863 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c [2018-12-09 02:44:37,906 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/data/8af101760/3be5f4d4ac0441ae809bb11c58b618a2/FLAGb38081140 [2018-12-09 02:44:38,238 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 02:44:38,239 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c [2018-12-09 02:44:38,245 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/data/8af101760/3be5f4d4ac0441ae809bb11c58b618a2/FLAGb38081140 [2018-12-09 02:44:38,636 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/data/8af101760/3be5f4d4ac0441ae809bb11c58b618a2 [2018-12-09 02:44:38,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 02:44:38,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 02:44:38,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 02:44:38,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 02:44:38,641 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 02:44:38,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67523692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38, skipping insertion in model container [2018-12-09 02:44:38,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 02:44:38,668 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 02:44:38,815 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:44:38,823 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 02:44:38,915 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:44:38,933 INFO L195 MainTranslator]: Completed translation [2018-12-09 02:44:38,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38 WrapperNode [2018-12-09 02:44:38,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 02:44:38,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 02:44:38,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 02:44:38,934 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 02:44:38,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 02:44:38,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 02:44:38,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 02:44:38,974 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 02:44:38,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... [2018-12-09 02:44:38,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 02:44:38,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 02:44:38,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 02:44:38,992 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 02:44:38,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:44:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/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 [2018-12-09 02:44:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 02:44:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 02:44:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 02:44:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 02:44:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 02:44:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 02:44:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 02:44:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 02:44:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 02:44:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 02:44:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 02:44:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 02:44:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 02:44:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 02:44:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 02:44:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 02:44:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 02:44:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 02:44:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 02:44:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 02:44:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 02:44:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 02:44:39,359 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 02:44:39,359 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-09 02:44:39,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:44:39 BoogieIcfgContainer [2018-12-09 02:44:39,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 02:44:39,360 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 02:44:39,360 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 02:44:39,366 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 02:44:39,366 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:44:39" (1/1) ... [2018-12-09 02:44:39,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:44:39,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:39,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2018-12-09 02:44:39,399 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2018-12-09 02:44:39,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 02:44:39,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:39,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:39,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:39,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2018-12-09 02:44:39,546 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2018-12-09 02:44:39,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 02:44:39,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:39,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:39,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:39,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2018-12-09 02:44:39,622 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2018-12-09 02:44:39,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 02:44:39,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:39,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:39,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 81 states and 115 transitions. [2018-12-09 02:44:39,752 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2018-12-09 02:44:39,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 02:44:39,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:39,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:39,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:39,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2018-12-09 02:44:39,777 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2018-12-09 02:44:39,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 02:44:39,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:39,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:39,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2018-12-09 02:44:39,805 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2018-12-09 02:44:39,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 02:44:39,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:39,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:39,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2018-12-09 02:44:39,831 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2018-12-09 02:44:39,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 02:44:39,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:39,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:40,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 156 transitions. [2018-12-09 02:44:40,117 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2018-12-09 02:44:40,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 02:44:40,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:40,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:40,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:40,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 102 states and 157 transitions. [2018-12-09 02:44:40,162 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 157 transitions. [2018-12-09 02:44:40,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 02:44:40,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:40,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:40,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:40,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 121 states and 198 transitions. [2018-12-09 02:44:40,862 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 198 transitions. [2018-12-09 02:44:40,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 02:44:40,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:40,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:41,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 206 transitions. [2018-12-09 02:44:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 206 transitions. [2018-12-09 02:44:41,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 02:44:41,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:41,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 128 states and 212 transitions. [2018-12-09 02:44:41,102 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 212 transitions. [2018-12-09 02:44:41,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 02:44:41,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 131 states and 220 transitions. [2018-12-09 02:44:41,220 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 220 transitions. [2018-12-09 02:44:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 02:44:41,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:41,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:41,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:41,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2018-12-09 02:44:41,266 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2018-12-09 02:44:41,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 02:44:41,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:41,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:41,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:41,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 142 states and 243 transitions. [2018-12-09 02:44:41,368 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 243 transitions. [2018-12-09 02:44:41,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 02:44:41,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:41,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:41,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 143 states and 244 transitions. [2018-12-09 02:44:41,400 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 244 transitions. [2018-12-09 02:44:41,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 02:44:41,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:41,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:41,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:41,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 145 states and 249 transitions. [2018-12-09 02:44:41,606 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 249 transitions. [2018-12-09 02:44:41,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 02:44:41,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:41,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 02:44:41,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:41,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 143 states and 243 transitions. [2018-12-09 02:44:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 243 transitions. [2018-12-09 02:44:41,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 02:44:41,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:41,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:41,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:41,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 147 states and 252 transitions. [2018-12-09 02:44:41,684 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 252 transitions. [2018-12-09 02:44:41,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 02:44:41,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:41,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:42,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:42,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 157 states and 279 transitions. [2018-12-09 02:44:42,171 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 279 transitions. [2018-12-09 02:44:42,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 02:44:42,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:42,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:42,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 155 states and 275 transitions. [2018-12-09 02:44:42,202 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 275 transitions. [2018-12-09 02:44:42,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 02:44:42,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:42,387 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 02:44:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:42,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 158 states and 282 transitions. [2018-12-09 02:44:42,833 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 282 transitions. [2018-12-09 02:44:42,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 02:44:42,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:42,852 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:43,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:43,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 164 states and 296 transitions. [2018-12-09 02:44:43,196 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 296 transitions. [2018-12-09 02:44:43,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 02:44:43,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:43,215 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:43,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:43,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 171 states and 308 transitions. [2018-12-09 02:44:43,376 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 308 transitions. [2018-12-09 02:44:43,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 02:44:43,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:43,400 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:43,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:43,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 173 states and 309 transitions. [2018-12-09 02:44:43,551 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 309 transitions. [2018-12-09 02:44:43,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 02:44:43,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:43,564 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:43,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 174 states and 310 transitions. [2018-12-09 02:44:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 310 transitions. [2018-12-09 02:44:43,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 02:44:43,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:43,592 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:43,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 175 states and 311 transitions. [2018-12-09 02:44:43,610 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 311 transitions. [2018-12-09 02:44:43,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 02:44:43,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:43,622 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 02:44:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 176 states and 311 transitions. [2018-12-09 02:44:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 311 transitions. [2018-12-09 02:44:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 02:44:43,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:43,640 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:43,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 177 states and 312 transitions. [2018-12-09 02:44:43,647 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 312 transitions. [2018-12-09 02:44:43,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 02:44:43,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:43,660 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 02:44:44,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:44,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 193 states and 360 transitions. [2018-12-09 02:44:44,777 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 360 transitions. [2018-12-09 02:44:44,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 02:44:44,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:44,797 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 02:44:44,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:44,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 195 states and 364 transitions. [2018-12-09 02:44:44,958 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 364 transitions. [2018-12-09 02:44:44,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 02:44:44,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:44,978 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 02:44:45,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:45,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 207 states and 398 transitions. [2018-12-09 02:44:45,954 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 398 transitions. [2018-12-09 02:44:45,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 02:44:45,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 02:44:46,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:46,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 209 states and 402 transitions. [2018-12-09 02:44:46,127 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 402 transitions. [2018-12-09 02:44:46,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 02:44:46,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:46,139 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 02:44:46,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:46,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 210 states and 402 transitions. [2018-12-09 02:44:46,145 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 402 transitions. [2018-12-09 02:44:46,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 02:44:46,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 02:44:46,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:46,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 211 states and 403 transitions. [2018-12-09 02:44:46,166 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 403 transitions. [2018-12-09 02:44:46,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 02:44:46,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:46,178 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 02:44:46,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 212 states and 404 transitions. [2018-12-09 02:44:46,187 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 404 transitions. [2018-12-09 02:44:46,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 02:44:46,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:47,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:47,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 229 states and 444 transitions. [2018-12-09 02:44:47,432 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 444 transitions. [2018-12-09 02:44:47,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 02:44:47,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:47,537 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 02:44:47,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:47,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 232 states and 450 transitions. [2018-12-09 02:44:47,609 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 450 transitions. [2018-12-09 02:44:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 02:44:47,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:47,661 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:48,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:48,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 244 states and 473 transitions. [2018-12-09 02:44:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 473 transitions. [2018-12-09 02:44:48,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 02:44:48,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:48,980 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:48,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:48,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 245 states and 474 transitions. [2018-12-09 02:44:48,986 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 474 transitions. [2018-12-09 02:44:48,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 02:44:48,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:49,014 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:49,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:49,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 246 states and 475 transitions. [2018-12-09 02:44:49,024 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 475 transitions. [2018-12-09 02:44:49,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 02:44:49,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:49,059 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 02:44:49,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:49,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 249 states and 480 transitions. [2018-12-09 02:44:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 480 transitions. [2018-12-09 02:44:49,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 02:44:49,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:49,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 02:44:49,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:49,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 250 states and 481 transitions. [2018-12-09 02:44:49,116 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 481 transitions. [2018-12-09 02:44:49,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 02:44:49,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:49,283 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:49,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:49,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 254 states and 483 transitions. [2018-12-09 02:44:49,664 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 483 transitions. [2018-12-09 02:44:49,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 02:44:49,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:49,676 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 02:44:49,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:49,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 256 states and 485 transitions. [2018-12-09 02:44:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 485 transitions. [2018-12-09 02:44:49,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 02:44:49,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:49,874 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 02:44:50,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:50,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 263 states and 497 transitions. [2018-12-09 02:44:50,267 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 497 transitions. [2018-12-09 02:44:50,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 02:44:50,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 02:44:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:50,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 265 states and 498 transitions. [2018-12-09 02:44:50,468 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 498 transitions. [2018-12-09 02:44:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 02:44:50,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:50,615 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 273 states and 520 transitions. [2018-12-09 02:44:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 520 transitions. [2018-12-09 02:44:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 02:44:51,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:51,648 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 02:44:52,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:52,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 279 states and 535 transitions. [2018-12-09 02:44:52,321 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 535 transitions. [2018-12-09 02:44:52,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 02:44:52,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:52,394 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 02:44:52,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:52,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 280 states and 536 transitions. [2018-12-09 02:44:52,404 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 536 transitions. [2018-12-09 02:44:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 02:44:52,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:52,419 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 02:44:52,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:52,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 284 states and 543 transitions. [2018-12-09 02:44:52,531 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 543 transitions. [2018-12-09 02:44:52,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 02:44:52,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:52,541 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 02:44:52,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:52,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 285 states and 545 transitions. [2018-12-09 02:44:52,749 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 545 transitions. [2018-12-09 02:44:52,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 02:44:52,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:52,760 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 02:44:52,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 286 states and 548 transitions. [2018-12-09 02:44:52,779 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 548 transitions. [2018-12-09 02:44:52,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 02:44:52,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:52,789 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 02:44:53,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:53,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 287 states and 553 transitions. [2018-12-09 02:44:53,023 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 553 transitions. [2018-12-09 02:44:53,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 02:44:53,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:53,032 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 02:44:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 288 states and 554 transitions. [2018-12-09 02:44:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 554 transitions. [2018-12-09 02:44:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 02:44:53,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 02:44:53,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:53,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 289 states and 555 transitions. [2018-12-09 02:44:53,183 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 555 transitions. [2018-12-09 02:44:53,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 02:44:53,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:53,192 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 02:44:53,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:53,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 290 states and 558 transitions. [2018-12-09 02:44:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 558 transitions. [2018-12-09 02:44:53,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 02:44:53,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:53,431 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 02:44:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:53,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 292 states and 562 transitions. [2018-12-09 02:44:53,627 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 562 transitions. [2018-12-09 02:44:53,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 02:44:53,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:53,639 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 02:44:53,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:53,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 294 states and 564 transitions. [2018-12-09 02:44:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 564 transitions. [2018-12-09 02:44:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 02:44:53,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:53,743 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 02:44:53,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:53,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 297 states and 569 transitions. [2018-12-09 02:44:53,778 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 569 transitions. [2018-12-09 02:44:53,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 02:44:53,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:53,840 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 02:44:54,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:54,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 304 states and 583 transitions. [2018-12-09 02:44:54,343 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 583 transitions. [2018-12-09 02:44:54,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 02:44:54,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:54,352 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 02:44:54,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:54,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 305 states and 584 transitions. [2018-12-09 02:44:54,367 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 584 transitions. [2018-12-09 02:44:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 02:44:54,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:55,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 314 states and 600 transitions. [2018-12-09 02:44:55,350 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 600 transitions. [2018-12-09 02:44:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 02:44:55,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:55,360 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 02:44:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:55,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 312 states and 596 transitions. [2018-12-09 02:44:55,376 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 596 transitions. [2018-12-09 02:44:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 02:44:55,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:55,387 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:55,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:55,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 315 states and 601 transitions. [2018-12-09 02:44:55,441 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 601 transitions. [2018-12-09 02:44:55,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 02:44:55,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:55,452 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:55,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:55,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 317 states and 602 transitions. [2018-12-09 02:44:55,656 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 602 transitions. [2018-12-09 02:44:55,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 02:44:55,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:55,716 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 02:44:55,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:55,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 315 states and 598 transitions. [2018-12-09 02:44:55,745 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 598 transitions. [2018-12-09 02:44:55,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 02:44:55,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:55,800 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 02:44:56,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 312 states and 592 transitions. [2018-12-09 02:44:56,033 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 592 transitions. [2018-12-09 02:44:56,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 02:44:56,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:56,050 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 02:44:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 306 states and 573 transitions. [2018-12-09 02:44:56,079 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 573 transitions. [2018-12-09 02:44:56,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 02:44:56,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:56,090 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:56,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 307 states and 574 transitions. [2018-12-09 02:44:56,122 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 574 transitions. [2018-12-09 02:44:56,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-09 02:44:56,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:56,134 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 02:44:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 308 states and 575 transitions. [2018-12-09 02:44:56,163 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 575 transitions. [2018-12-09 02:44:56,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 02:44:56,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:56,175 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 02:44:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 310 states and 578 transitions. [2018-12-09 02:44:56,190 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 578 transitions. [2018-12-09 02:44:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 02:44:56,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 02:44:56,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 310 states and 576 transitions. [2018-12-09 02:44:56,347 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 576 transitions. [2018-12-09 02:44:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-09 02:44:56,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:56,359 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 02:44:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 311 states and 577 transitions. [2018-12-09 02:44:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 577 transitions. [2018-12-09 02:44:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 02:44:56,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:56,398 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 02:44:56,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 298 states and 554 transitions. [2018-12-09 02:44:56,421 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 554 transitions. [2018-12-09 02:44:56,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 02:44:56,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:56,472 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 02:44:56,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 300 states and 555 transitions. [2018-12-09 02:44:56,691 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 555 transitions. [2018-12-09 02:44:56,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 02:44:56,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:56,726 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 02:44:56,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 302 states and 556 transitions. [2018-12-09 02:44:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 556 transitions. [2018-12-09 02:44:56,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 02:44:56,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 02:44:57,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:57,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 300 states and 544 transitions. [2018-12-09 02:44:57,293 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 544 transitions. [2018-12-09 02:44:57,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 02:44:57,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:44:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:44:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 02:44:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:44:58,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 154 states and 211 transitions. [2018-12-09 02:44:58,089 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 211 transitions. [2018-12-09 02:44:58,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 02:44:58,089 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2018-12-09 02:44:58,095 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 02:44:58,346 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:44:58,348 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 02:44:58,350 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:44:58,350 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:44:58,351 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 02:44:58,351 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-09 02:44:58,351 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:44:58,352 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:44:58,352 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:44:58,352 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:44:58,352 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:44:58,352 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-09 02:44:58,352 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 02:44:58,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 02:44:58 ImpRootNode [2018-12-09 02:44:58,353 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 02:44:58,353 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 02:44:58,353 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 02:44:58,353 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 02:44:58,354 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:44:39" (3/4) ... [2018-12-09 02:44:58,357 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 02:44:58,361 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 02:44:58,361 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 02:44:58,361 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 02:44:58,361 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 02:44:58,361 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 02:44:58,361 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 02:44:58,361 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 02:44:58,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-09 02:44:58,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 02:44:58,366 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-12-09 02:44:58,366 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 02:44:58,366 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 02:44:58,367 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 02:44:58,367 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 02:44:58,367 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 02:44:58,384 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(systemActive == 0))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-09 02:44:58,384 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-12-09 02:44:58,408 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cf978f19-8569-417e-80e3-4a27d1e400e3/bin-2019/ukojak/witness.graphml [2018-12-09 02:44:58,409 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 02:44:58,409 INFO L168 Benchmark]: Toolchain (without parser) took 19770.62 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 614.5 MB). Free memory was 950.6 MB in the beginning and 1.4 GB in the end (delta: -436.4 MB). Peak memory consumption was 178.0 MB. Max. memory is 11.5 GB. [2018-12-09 02:44:58,410 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:44:58,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-12-09 02:44:58,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 02:44:58,410 INFO L168 Benchmark]: Boogie Preprocessor took 17.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:44:58,410 INFO L168 Benchmark]: RCFGBuilder took 367.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. [2018-12-09 02:44:58,410 INFO L168 Benchmark]: CodeCheck took 18993.42 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 485.0 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -343.1 MB). Peak memory consumption was 141.9 MB. Max. memory is 11.5 GB. [2018-12-09 02:44:58,411 INFO L168 Benchmark]: Witness Printer took 55.34 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 109.5 kB). Peak memory consumption was 109.5 kB. Max. memory is 11.5 GB. [2018-12-09 02:44:58,412 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, 89 locations, 1 error locations. SAFE Result, 18.7s OverallTime, 79 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1841413048 SDtfs, -2034819256 SDslu, 1851231532 SDs, 0 SdLazy, 1690201892 SolverSat, 663480580 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 47.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45040 GetRequests, 44258 SyntacticMatches, 374 SemanticMatches, 408 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92910 ImplicationChecksByTransitivity, 15.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 4012 NumberOfCodeBlocks, 4012 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 3934 ConstructedInterpolants, 0 QuantifiedInterpolants, 428525 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 61 PerfectInterpolantSequences, 1602/1708 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: 116]: 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: 91]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(systemActive == 0))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(0 == tmp) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 293.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 367.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. * CodeCheck took 18993.42 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 485.0 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -343.1 MB). Peak memory consumption was 141.9 MB. Max. memory is 11.5 GB. * Witness Printer took 55.34 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 109.5 kB). Peak memory consumption was 109.5 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...