./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/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 c39001161d93972d05784cb6dbc5024ef34abe15 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:45:33,823 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:45:33,824 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:45:33,830 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:45:33,830 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:45:33,831 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:45:33,831 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:45:33,833 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:45:33,834 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:45:33,834 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:45:33,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:45:33,835 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:45:33,836 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:45:33,836 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:45:33,837 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:45:33,838 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:45:33,838 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:45:33,840 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:45:33,841 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:45:33,842 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:45:33,843 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:45:33,844 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:45:33,845 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:45:33,845 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:45:33,846 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:45:33,846 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:45:33,847 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:45:33,847 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:45:33,848 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:45:33,848 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:45:33,848 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:45:33,849 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:45:33,849 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:45:33,849 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:45:33,850 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:45:33,850 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:45:33,851 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 08:45:33,859 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:45:33,859 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:45:33,859 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:45:33,860 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 08:45:33,860 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:45:33,860 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:45:33,860 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:45:33,861 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:45:33,861 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:45:33,861 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:45:33,861 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:45:33,861 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:45:33,861 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:45:33,861 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:45:33,861 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:45:33,862 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:45:33,862 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:45:33,862 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 08:45:33,862 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 08:45:33,862 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:45:33,862 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:45:33,862 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:45:33,863 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:45:33,863 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:45:33,863 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:45:33,863 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 08:45:33,863 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:45:33,863 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:45:33,863 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_529cfc51-f747-4a1d-90c5-e8e57b653877/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 -> c39001161d93972d05784cb6dbc5024ef34abe15 [2018-11-10 08:45:33,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:45:33,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:45:33,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:45:33,903 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:45:33,903 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:45:33,903 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c [2018-11-10 08:45:33,947 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/data/991ff976d/9b4799411562439486125f77058282bc/FLAGd8717374e [2018-11-10 08:45:34,398 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:45:34,398 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c [2018-11-10 08:45:34,408 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/data/991ff976d/9b4799411562439486125f77058282bc/FLAGd8717374e [2018-11-10 08:45:34,417 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/data/991ff976d/9b4799411562439486125f77058282bc [2018-11-10 08:45:34,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:45:34,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:45:34,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:45:34,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:45:34,425 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:45:34,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11bcb58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34, skipping insertion in model container [2018-11-10 08:45:34,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:45:34,467 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:45:34,650 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:45:34,659 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:45:34,713 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:45:34,791 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:45:34,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34 WrapperNode [2018-11-10 08:45:34,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:45:34,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:45:34,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:45:34,793 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:45:34,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:45:34,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:45:34,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:45:34,836 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:45:34,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... [2018-11-10 08:45:34,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:45:34,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:45:34,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:45:34,862 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:45:34,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/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 [2018-11-10 08:45:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 08:45:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 08:45:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 08:45:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 08:45:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 08:45:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 08:45:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 08:45:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 08:45:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 08:45:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 08:45:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 08:45:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 08:45:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 08:45:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 08:45:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 08:45:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:45:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:45:35,793 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:45:35,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:45:35 BoogieIcfgContainer [2018-11-10 08:45:35,794 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:45:35,794 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 08:45:35,795 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 08:45:35,802 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 08:45:35,802 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:45:35" (1/1) ... [2018-11-10 08:45:35,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:45:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:35,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions. [2018-11-10 08:45:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2018-11-10 08:45:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 08:45:35,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:35,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:35,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:36,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2018-11-10 08:45:36,000 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2018-11-10 08:45:36,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 08:45:36,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:36,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:36,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:36,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2018-11-10 08:45:36,129 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2018-11-10 08:45:36,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 08:45:36,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:36,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:36,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 75 states and 105 transitions. [2018-11-10 08:45:36,376 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2018-11-10 08:45:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 08:45:36,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:36,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2018-11-10 08:45:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2018-11-10 08:45:36,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 08:45:36,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:36,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:36,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:36,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 77 states and 107 transitions. [2018-11-10 08:45:36,476 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2018-11-10 08:45:36,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 08:45:36,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:36,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:36,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 78 states and 108 transitions. [2018-11-10 08:45:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2018-11-10 08:45:36,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 08:45:36,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:36,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:37,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:37,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 96 states and 144 transitions. [2018-11-10 08:45:37,011 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 144 transitions. [2018-11-10 08:45:37,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 08:45:37,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:37,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:37,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-11-10 08:45:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-11-10 08:45:37,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 08:45:37,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:37,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:37,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 117 states and 184 transitions. [2018-11-10 08:45:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 184 transitions. [2018-11-10 08:45:37,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 08:45:37,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:37,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 121 states and 190 transitions. [2018-11-10 08:45:37,955 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 190 transitions. [2018-11-10 08:45:37,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 08:45:37,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:37,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 127 states and 202 transitions. [2018-11-10 08:45:38,009 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 202 transitions. [2018-11-10 08:45:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 08:45:38,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:38,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:38,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:38,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 132 states and 211 transitions. [2018-11-10 08:45:38,078 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 211 transitions. [2018-11-10 08:45:38,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 08:45:38,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:38,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:38,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 133 states and 212 transitions. [2018-11-10 08:45:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 212 transitions. [2018-11-10 08:45:38,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 08:45:38,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:45:38,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:38,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 137 states and 220 transitions. [2018-11-10 08:45:38,197 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 220 transitions. [2018-11-10 08:45:38,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 08:45:38,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:38,268 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:45:38,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:38,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 246 transitions. [2018-11-10 08:45:38,715 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 246 transitions. [2018-11-10 08:45:38,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 08:45:38,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:45:38,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:38,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 146 states and 242 transitions. [2018-11-10 08:45:38,746 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 242 transitions. [2018-11-10 08:45:38,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 08:45:38,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:38,924 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 08:45:39,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:39,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 149 states and 248 transitions. [2018-11-10 08:45:39,521 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 248 transitions. [2018-11-10 08:45:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 08:45:39,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:39,542 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:45:39,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:39,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 150 states and 249 transitions. [2018-11-10 08:45:39,573 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 249 transitions. [2018-11-10 08:45:39,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 08:45:39,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:45:39,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:39,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 156 states and 263 transitions. [2018-11-10 08:45:39,988 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 263 transitions. [2018-11-10 08:45:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 08:45:39,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:40,010 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 08:45:40,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:40,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 157 states and 264 transitions. [2018-11-10 08:45:40,030 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 264 transitions. [2018-11-10 08:45:40,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 08:45:40,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:40,048 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 08:45:40,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:40,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 160 states and 266 transitions. [2018-11-10 08:45:40,196 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 266 transitions. [2018-11-10 08:45:40,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 08:45:40,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:40,220 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:45:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:40,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 168 states and 279 transitions. [2018-11-10 08:45:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 279 transitions. [2018-11-10 08:45:40,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 08:45:40,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:40,404 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:45:40,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:40,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 171 states and 281 transitions. [2018-11-10 08:45:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 281 transitions. [2018-11-10 08:45:40,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 08:45:40,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 08:45:40,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:40,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 172 states and 281 transitions. [2018-11-10 08:45:40,567 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 281 transitions. [2018-11-10 08:45:40,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 08:45:40,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:45:40,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:40,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 173 states and 282 transitions. [2018-11-10 08:45:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 282 transitions. [2018-11-10 08:45:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 08:45:40,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 08:45:41,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:41,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 190 states and 322 transitions. [2018-11-10 08:45:41,868 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 322 transitions. [2018-11-10 08:45:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 08:45:41,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:41,888 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 08:45:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:42,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 193 states and 324 transitions. [2018-11-10 08:45:42,067 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 324 transitions. [2018-11-10 08:45:42,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 08:45:42,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:42,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 08:45:43,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:43,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 206 states and 353 transitions. [2018-11-10 08:45:43,099 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 353 transitions. [2018-11-10 08:45:43,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 08:45:43,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:43,114 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 08:45:43,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:43,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 209 states and 356 transitions. [2018-11-10 08:45:43,293 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 356 transitions. [2018-11-10 08:45:43,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 08:45:43,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:43,310 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 08:45:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 210 states and 356 transitions. [2018-11-10 08:45:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 356 transitions. [2018-11-10 08:45:43,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 08:45:43,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:43,334 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 08:45:43,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:43,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 211 states and 357 transitions. [2018-11-10 08:45:43,348 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 357 transitions. [2018-11-10 08:45:43,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 08:45:43,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:43,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:43,364 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 08:45:43,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:43,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 212 states and 358 transitions. [2018-11-10 08:45:43,383 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 358 transitions. [2018-11-10 08:45:43,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 08:45:43,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 08:45:43,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:43,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 215 states and 362 transitions. [2018-11-10 08:45:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 362 transitions. [2018-11-10 08:45:43,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 08:45:43,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:43,681 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:45:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 222 states and 375 transitions. [2018-11-10 08:45:44,206 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 375 transitions. [2018-11-10 08:45:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 08:45:44,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:45:44,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:44,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 228 states and 383 transitions. [2018-11-10 08:45:44,804 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 383 transitions. [2018-11-10 08:45:44,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 08:45:44,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:44,880 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:45:44,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:44,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 229 states and 384 transitions. [2018-11-10 08:45:44,892 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 384 transitions. [2018-11-10 08:45:44,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 08:45:44,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:44,950 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:45:45,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:45,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 232 states and 387 transitions. [2018-11-10 08:45:45,286 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 387 transitions. [2018-11-10 08:45:45,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 08:45:45,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:45,366 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:45:45,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:45,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 174 states and 267 transitions. [2018-11-10 08:45:45,674 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 267 transitions. [2018-11-10 08:45:45,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 08:45:45,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:45,693 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 08:45:45,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:45,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 178 states and 274 transitions. [2018-11-10 08:45:45,842 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 274 transitions. [2018-11-10 08:45:45,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 08:45:45,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:45,860 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 08:45:45,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:45,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 179 states and 274 transitions. [2018-11-10 08:45:45,901 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 274 transitions. [2018-11-10 08:45:45,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 08:45:45,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 08:45:45,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:45,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 177 states and 270 transitions. [2018-11-10 08:45:45,947 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 270 transitions. [2018-11-10 08:45:45,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 08:45:45,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:45,966 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 08:45:46,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:46,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 178 states and 273 transitions. [2018-11-10 08:45:46,186 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 273 transitions. [2018-11-10 08:45:46,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 08:45:46,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:46,205 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 08:45:46,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 180 states and 276 transitions. [2018-11-10 08:45:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 276 transitions. [2018-11-10 08:45:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 08:45:46,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 08:45:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:46,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 182 states and 278 transitions. [2018-11-10 08:45:46,350 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 278 transitions. [2018-11-10 08:45:46,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 08:45:46,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 08:45:47,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:47,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 185 states and 279 transitions. [2018-11-10 08:45:47,260 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 279 transitions. [2018-11-10 08:45:47,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 08:45:47,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:47,276 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 08:45:47,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:47,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 186 states and 279 transitions. [2018-11-10 08:45:47,297 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 279 transitions. [2018-11-10 08:45:47,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 08:45:47,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:47,319 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 08:45:47,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 177 states and 262 transitions. [2018-11-10 08:45:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 262 transitions. [2018-11-10 08:45:47,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 08:45:47,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:47,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 08:45:47,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:47,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 179 states and 265 transitions. [2018-11-10 08:45:47,432 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 265 transitions. [2018-11-10 08:45:47,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-10 08:45:47,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:47,453 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 08:45:47,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:47,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 180 states and 266 transitions. [2018-11-10 08:45:47,497 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 266 transitions. [2018-11-10 08:45:47,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-10 08:45:47,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:47,518 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 08:45:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 113 states and 147 transitions. [2018-11-10 08:45:47,568 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 147 transitions. [2018-11-10 08:45:47,568 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:45:47,568 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 51 iterations. [2018-11-10 08:45:47,576 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 08:45:47,957 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,959 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,959 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,959 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,959 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 08:45:47,962 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,963 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,963 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,963 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 08:45:47,963 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,964 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,964 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 08:45:47,967 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,967 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,967 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:45:47,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 08:45:47 ImpRootNode [2018-11-10 08:45:47,968 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 08:45:47,968 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:45:47,968 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:45:47,970 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:45:47,970 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:45:35" (3/4) ... [2018-11-10 08:45:47,974 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:45:47,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 08:45:47,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 08:45:47,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 08:45:47,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 08:45:47,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 08:45:47,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 08:45:47,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 08:45:47,983 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2018-11-10 08:45:47,984 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-10 08:45:47,984 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 08:45:48,009 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(systemActive == 0))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-10 08:45:48,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(pumpRunning) == pumpRunning) && !(0 == tmp)) || tmp == methaneLevelCritical) || (!(0 == pumpRunning) && !(0 == tmp)) [2018-11-10 08:45:48,042 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_529cfc51-f747-4a1d-90c5-e8e57b653877/bin-2019/ukojak/witness.graphml [2018-11-10 08:45:48,042 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:45:48,043 INFO L168 Benchmark]: Toolchain (without parser) took 13622.79 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 331.9 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -106.4 MB). Peak memory consumption was 225.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:48,044 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:45:48,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -180.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:48,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:48,045 INFO L168 Benchmark]: Boogie Preprocessor took 25.24 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. [2018-11-10 08:45:48,045 INFO L168 Benchmark]: RCFGBuilder took 932.35 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: 100.4 MB). Peak memory consumption was 100.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:48,045 INFO L168 Benchmark]: CodeCheck took 12173.37 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -44.0 MB). Peak memory consumption was 150.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:48,046 INFO L168 Benchmark]: Witness Printer took 74.30 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:48,047 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 8 procedures, 120 locations, 1 error locations. SAFE Result, 11.7s OverallTime, 51 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 389777444 SDtfs, -2095683476 SDslu, -623799204 SDs, 0 SdLazy, -1536538788 SolverSat, 162502260 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22018 GetRequests, 21431 SyntacticMatches, 311 SemanticMatches, 276 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35271 ImplicationChecksByTransitivity, 8.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2308 NumberOfCodeBlocks, 2308 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 2258 ConstructedInterpolants, 0 QuantifiedInterpolants, 238065 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 41 PerfectInterpolantSequences, 872/919 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: 391]: 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: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(systemActive == 0))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && tmp == systemActive) && tmp == 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == pumpRunning) && !(0 == tmp)) || tmp == methaneLevelCritical) || (!(0 == pumpRunning) && !(0 == tmp)) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 371.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -180.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.24 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 932.35 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: 100.4 MB). Peak memory consumption was 100.4 MB. Max. memory is 11.5 GB. * CodeCheck took 12173.37 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -44.0 MB). Peak memory consumption was 150.5 MB. Max. memory is 11.5 GB. * Witness Printer took 74.30 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...