./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 49fa497f38e3a46185ee804b3f30fdc119cb200c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 00:34:57,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 00:34:57,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 00:34:57,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 00:34:57,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 00:34:57,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 00:34:57,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 00:34:57,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 00:34:57,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 00:34:57,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 00:34:57,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 00:34:57,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 00:34:57,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 00:34:57,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 00:34:57,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 00:34:57,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 00:34:57,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 00:34:57,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 00:34:57,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 00:34:57,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 00:34:57,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 00:34:57,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 00:34:57,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 00:34:57,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 00:34:57,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 00:34:57,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 00:34:57,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 00:34:57,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 00:34:57,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 00:34:57,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 00:34:57,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 00:34:57,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 00:34:57,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 00:34:57,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 00:34:57,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 00:34:57,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 00:34:57,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 00:34:57,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 00:34:57,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 00:34:57,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 00:34:57,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 00:34:57,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 00:34:57,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 00:34:57,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 00:34:57,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 00:34:57,659 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 00:34:57,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 00:34:57,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 00:34:57,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 00:34:57,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 00:34:57,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 00:34:57,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 00:34:57,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 00:34:57,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 00:34:57,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 00:34:57,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 00:34:57,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 00:34:57,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 00:34:57,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 00:34:57,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 00:34:57,661 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 00:34:57,662 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 00:34:57,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 00:34:57,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 00:34:57,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:34:57,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 00:34:57,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 00:34:57,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 00:34:57,662 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 00:34:57,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 00:34:57,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 00:34:57,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49fa497f38e3a46185ee804b3f30fdc119cb200c [2019-12-02 00:34:57,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 00:34:57,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 00:34:57,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 00:34:57,772 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 00:34:57,773 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 00:34:57,773 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c [2019-12-02 00:34:57,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/data/998911cb0/336633278ab74f81af207d51c0498cc2/FLAG73b93abe6 [2019-12-02 00:34:58,323 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 00:34:58,324 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c [2019-12-02 00:34:58,332 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/data/998911cb0/336633278ab74f81af207d51c0498cc2/FLAG73b93abe6 [2019-12-02 00:34:58,794 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/data/998911cb0/336633278ab74f81af207d51c0498cc2 [2019-12-02 00:34:58,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 00:34:58,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 00:34:58,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 00:34:58,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 00:34:58,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 00:34:58,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:34:58" (1/1) ... [2019-12-02 00:34:58,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b2f2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:58, skipping insertion in model container [2019-12-02 00:34:58,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:34:58" (1/1) ... [2019-12-02 00:34:58,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 00:34:58,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 00:34:59,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:34:59,081 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 00:34:59,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:34:59,149 INFO L208 MainTranslator]: Completed translation [2019-12-02 00:34:59,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59 WrapperNode [2019-12-02 00:34:59,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 00:34:59,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 00:34:59,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 00:34:59,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 00:34:59,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 00:34:59,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 00:34:59,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 00:34:59,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 00:34:59,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 00:34:59,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 00:34:59,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 00:34:59,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 00:34:59,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:34:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 00:34:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-02 00:34:59,254 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-02 00:34:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-02 00:34:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-02 00:34:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-02 00:34:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-02 00:34:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-02 00:34:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-02 00:34:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-02 00:34:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-02 00:34:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 00:34:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-02 00:34:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-02 00:34:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 00:34:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 00:34:59,831 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 00:34:59,831 INFO L287 CfgBuilder]: Removed 42 assume(true) statements. [2019-12-02 00:34:59,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:34:59 BoogieIcfgContainer [2019-12-02 00:34:59,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 00:34:59,832 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 00:34:59,832 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 00:34:59,839 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 00:34:59,839 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:34:59" (1/1) ... [2019-12-02 00:34:59,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 00:34:59,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:34:59,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-12-02 00:34:59,872 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-12-02 00:34:59,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 00:34:59,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:34:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:00,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:00,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:00,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-12-02 00:35:00,035 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-12-02 00:35:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-02 00:35:00,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:00,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:00,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:00,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-12-02 00:35:00,115 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-12-02 00:35:00,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 00:35:00,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:00,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:00,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:00,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2019-12-02 00:35:00,329 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2019-12-02 00:35:00,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 00:35:00,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:00,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:00,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:00,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2019-12-02 00:35:00,390 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-12-02 00:35:00,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 00:35:00,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:00,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:00,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:00,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 79 states and 124 transitions. [2019-12-02 00:35:00,794 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 124 transitions. [2019-12-02 00:35:00,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 00:35:00,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:00,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2019-12-02 00:35:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2019-12-02 00:35:00,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 00:35:00,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:02,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 97 states and 159 transitions. [2019-12-02 00:35:02,246 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 159 transitions. [2019-12-02 00:35:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 00:35:02,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:02,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:02,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:02,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 178 transitions. [2019-12-02 00:35:02,675 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 178 transitions. [2019-12-02 00:35:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 00:35:02,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:02,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:02,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:02,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 179 transitions. [2019-12-02 00:35:02,720 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 179 transitions. [2019-12-02 00:35:02,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 00:35:02,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:02,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:02,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 109 states and 188 transitions. [2019-12-02 00:35:02,971 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 188 transitions. [2019-12-02 00:35:02,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 00:35:02,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:03,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:03,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:03,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 112 states and 191 transitions. [2019-12-02 00:35:03,070 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 191 transitions. [2019-12-02 00:35:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 00:35:03,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:03,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 203 transitions. [2019-12-02 00:35:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 203 transitions. [2019-12-02 00:35:03,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 00:35:03,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:03,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:03,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:35:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:03,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 206 transitions. [2019-12-02 00:35:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 206 transitions. [2019-12-02 00:35:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 00:35:03,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:03,480 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:04,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 124 states and 227 transitions. [2019-12-02 00:35:04,069 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 227 transitions. [2019-12-02 00:35:04,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 00:35:04,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:04,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:04,086 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:04,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 124 states and 226 transitions. [2019-12-02 00:35:04,100 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 226 transitions. [2019-12-02 00:35:04,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 00:35:04,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:04,323 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 00:35:04,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:04,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 127 states and 234 transitions. [2019-12-02 00:35:04,879 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 234 transitions. [2019-12-02 00:35:04,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 00:35:04,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 00:35:05,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:05,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 129 states and 235 transitions. [2019-12-02 00:35:05,071 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 235 transitions. [2019-12-02 00:35:05,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-02 00:35:05,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:05,096 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:05,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 131 states and 239 transitions. [2019-12-02 00:35:05,131 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 239 transitions. [2019-12-02 00:35:05,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 00:35:05,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:05,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:05,148 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:05,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:05,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 134 states and 246 transitions. [2019-12-02 00:35:05,447 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 246 transitions. [2019-12-02 00:35:05,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 00:35:05,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:05,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:05,473 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:05,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 138 states and 251 transitions. [2019-12-02 00:35:05,662 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 251 transitions. [2019-12-02 00:35:05,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 00:35:05,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:05,686 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:05,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:05,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 145 states and 270 transitions. [2019-12-02 00:35:05,881 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 270 transitions. [2019-12-02 00:35:05,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 00:35:05,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:05,900 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:06,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:06,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 147 states and 271 transitions. [2019-12-02 00:35:06,077 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 271 transitions. [2019-12-02 00:35:06,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-02 00:35:06,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:06,094 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:06,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 148 states and 272 transitions. [2019-12-02 00:35:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 272 transitions. [2019-12-02 00:35:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 00:35:06,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:08,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:08,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 161 states and 306 transitions. [2019-12-02 00:35:08,427 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 306 transitions. [2019-12-02 00:35:08,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 00:35:08,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:08,444 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 00:35:08,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:08,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 162 states and 307 transitions. [2019-12-02 00:35:08,457 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 307 transitions. [2019-12-02 00:35:08,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 00:35:08,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:08,474 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:08,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 163 states and 308 transitions. [2019-12-02 00:35:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 308 transitions. [2019-12-02 00:35:08,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 00:35:08,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:11,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 177 states and 346 transitions. [2019-12-02 00:35:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 346 transitions. [2019-12-02 00:35:11,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 00:35:11,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:11,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 179 states and 350 transitions. [2019-12-02 00:35:11,720 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 350 transitions. [2019-12-02 00:35:11,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 00:35:11,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:11,736 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 00:35:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:14,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 184 states and 351 transitions. [2019-12-02 00:35:14,217 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 351 transitions. [2019-12-02 00:35:14,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 00:35:14,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 185 states and 352 transitions. [2019-12-02 00:35:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 352 transitions. [2019-12-02 00:35:14,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 00:35:14,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 186 states and 355 transitions. [2019-12-02 00:35:14,587 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 355 transitions. [2019-12-02 00:35:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 00:35:14,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:14,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:14,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 186 states and 355 transitions. [2019-12-02 00:35:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 355 transitions. [2019-12-02 00:35:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 00:35:14,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:15,162 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,173 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,195 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,205 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,226 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,235 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,255 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,264 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,283 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,292 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,311 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,320 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,338 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,395 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,426 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,440 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,464 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,495 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,506 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,527 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,536 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,554 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,568 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,594 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,624 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,634 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,653 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,666 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,690 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,700 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,750 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,769 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,782 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,807 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,816 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,844 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,863 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,890 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,899 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,925 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,941 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,950 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,967 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:21,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:21,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:21,993 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:22,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:22,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:22,002 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:22,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:22,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:22,019 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:22,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:22,027 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:22,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:22,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:22,044 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:22,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:22,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:22,053 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:22,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:22,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:22,069 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:22,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:22,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:22,078 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:22,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:22,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:22,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:22,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:22,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:22,103 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:22,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 00:35:22,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:35:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:35:22,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:35:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 397 transitions. [2019-12-02 00:35:22,128 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2019-12-02 00:35:22,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 00:35:22,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:35:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:35:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:35:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:35:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:35:22,392 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 66 iterations. [2019-12-02 00:35:22,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:35:22 ImpRootNode [2019-12-02 00:35:22,532 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 00:35:22,533 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 00:35:22,533 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 00:35:22,533 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 00:35:22,533 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:34:59" (3/4) ... [2019-12-02 00:35:22,535 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-02 00:35:22,615 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_74c69b0e-3297-434a-88ad-1ea84dfe6bae/bin/ukojak/witness.graphml [2019-12-02 00:35:22,615 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 00:35:22,616 INFO L168 Benchmark]: Toolchain (without parser) took 23819.74 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 429.4 MB). Free memory was 945.1 MB in the beginning and 1.1 GB in the end (delta: -113.7 MB). Peak memory consumption was 315.7 MB. Max. memory is 11.5 GB. [2019-12-02 00:35:22,617 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:35:22,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 945.1 MB in the beginning and 1.1 GB in the end (delta: -135.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-02 00:35:22,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:35:22,617 INFO L168 Benchmark]: Boogie Preprocessor took 22.96 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:35:22,617 INFO L168 Benchmark]: RCFGBuilder took 620.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.9 MB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 11.5 GB. [2019-12-02 00:35:22,618 INFO L168 Benchmark]: CodeCheck took 22700.08 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 326.1 MB). Free memory was 999.9 MB in the beginning and 1.1 GB in the end (delta: -87.2 MB). Peak memory consumption was 238.9 MB. Max. memory is 11.5 GB. [2019-12-02 00:35:22,618 INFO L168 Benchmark]: Witness Printer took 82.36 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2019-12-02 00:35:22,619 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 22.5s, OverallIterations: 66, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 44.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31677 GetRequests, 31231 SyntacticMatches, 83 SemanticMatches, 363 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63959 ImplicationChecksByTransitivity, 18.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 2811 NumberOfCodeBlocks, 2811 NumberOfCodeBlocksAsserted, 66 NumberOfCheckSat, 2695 ConstructedInterpolants, 0 QuantifiedInterpolants, 303613 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 65 InterpolantComputations, 27 PerfectInterpolantSequences, 625/947 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 900]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L310] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L545] int cleanupTimeShifts = 4; [L651] int pumpRunning = 0; [L652] int systemActive = 1; [L905] int methAndRunningLastTime ; [L623] int retValue_acc ; [L624] int tmp ; [L536] int retValue_acc ; [L539] retValue_acc = 1 [L540] return (retValue_acc); [L630] tmp = valid_product() [L632] COND TRUE \read(tmp) [L910] methAndRunningLastTime = 0 [L828] int splverifierCounter ; [L829] int tmp ; [L830] int tmp___0 ; [L831] int tmp___1 ; [L832] int tmp___2 ; [L835] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L837] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L839] COND TRUE splverifierCounter < 4 [L845] tmp = __VERIFIER_nondet_int() [L847] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L849] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L849] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L855] tmp___0 = __VERIFIER_nondet_int() [L857] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L859] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L77] COND FALSE !(\read(methaneLevelCritical)) [L80] methaneLevelCritical = 1 [L859] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L865] tmp___2 = __VERIFIER_nondet_int() [L867] COND TRUE \read(tmp___2) [L822] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L884] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L659] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L666] COND TRUE \read(systemActive) [L688] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L691] COND TRUE ! pumpRunning [L785] int retValue_acc ; [L786] int tmp ; [L787] int tmp___0 ; [L127] int retValue_acc ; [L130] COND FALSE !(waterLevel < 2) [L134] retValue_acc = 0 [L135] return (retValue_acc); [L791] tmp = isHighWaterSensorDry() [L793] COND FALSE !(\read(tmp)) [L796] tmp___0 = 1 [L798] retValue_acc = tmp___0 [L799] return (retValue_acc); [L693] tmp = isHighWaterLevel() [L695] COND TRUE \read(tmp) [L716] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L915] int tmp ; [L916] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L920] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L920] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L920] tmp = isMethaneLevelCritical() [L922] COND TRUE \read(tmp) [L740] int retValue_acc ; [L743] retValue_acc = pumpRunning [L744] return (retValue_acc); [L924] tmp___0 = isPumpRunning() [L926] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L927] COND FALSE !(\read(methAndRunningLastTime)) [L932] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L884] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L837] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L839] COND TRUE splverifierCounter < 4 [L845] tmp = __VERIFIER_nondet_int() [L847] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L855] tmp___0 = __VERIFIER_nondet_int() [L857] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L865] tmp___2 = __VERIFIER_nondet_int() [L867] COND TRUE \read(tmp___2) [L822] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L884] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L659] COND TRUE \read(pumpRunning) [L53] COND TRUE waterLevel > 0 [L54] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L666] COND TRUE \read(systemActive) [L688] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L691] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L706] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L915] int tmp ; [L916] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L920] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L920] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L920] tmp = isMethaneLevelCritical() [L922] COND TRUE \read(tmp) [L740] int retValue_acc ; [L743] retValue_acc = pumpRunning [L744] return (retValue_acc); [L924] tmp___0 = isPumpRunning() [L926] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L927] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L900] __VERIFIER_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 352.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 945.1 MB in the beginning and 1.1 GB in the end (delta: -135.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.96 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 620.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.9 MB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 11.5 GB. * CodeCheck took 22700.08 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 326.1 MB). Free memory was 999.9 MB in the beginning and 1.1 GB in the end (delta: -87.2 MB). Peak memory consumption was 238.9 MB. Max. memory is 11.5 GB. * Witness Printer took 82.36 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...