./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.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_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/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 c8f66a1c2f1d9dffe5b7963794ef9964b4412e61 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 05:52:17,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 05:52:17,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 05:52:17,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 05:52:17,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 05:52:17,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 05:52:17,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 05:52:17,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 05:52:17,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 05:52:17,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 05:52:17,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 05:52:17,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 05:52:17,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 05:52:17,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 05:52:17,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 05:52:17,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 05:52:17,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 05:52:17,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 05:52:17,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 05:52:17,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 05:52:17,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 05:52:17,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 05:52:17,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 05:52:17,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 05:52:17,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 05:52:17,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 05:52:17,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 05:52:17,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 05:52:17,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 05:52:17,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 05:52:17,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 05:52:17,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 05:52:17,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 05:52:17,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 05:52:17,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 05:52:17,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 05:52:17,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 05:52:17,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 05:52:17,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 05:52:17,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 05:52:17,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 05:52:17,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 05:52:17,384 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 05:52:17,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 05:52:17,385 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 05:52:17,385 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 05:52:17,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 05:52:17,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 05:52:17,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 05:52:17,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 05:52:17,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 05:52:17,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 05:52:17,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 05:52:17,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 05:52:17,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 05:52:17,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 05:52:17,387 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 05:52:17,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 05:52:17,387 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 05:52:17,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 05:52:17,387 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 05:52:17,387 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 05:52:17,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 05:52:17,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 05:52:17,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 05:52:17,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 05:52:17,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 05:52:17,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 05:52:17,388 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 05:52:17,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 05:52:17,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 05:52:17,389 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_8366b749-5a50-490f-a1d1-345f371c4295/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 -> c8f66a1c2f1d9dffe5b7963794ef9964b4412e61 [2019-12-01 05:52:17,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 05:52:17,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 05:52:17,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 05:52:17,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 05:52:17,500 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 05:52:17,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2019-12-01 05:52:17,538 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/data/66e9e2d78/47ea0f2b9447489385e6ecb4c5a08768/FLAG4dc700d10 [2019-12-01 05:52:17,977 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 05:52:17,977 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2019-12-01 05:52:17,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/data/66e9e2d78/47ea0f2b9447489385e6ecb4c5a08768/FLAG4dc700d10 [2019-12-01 05:52:18,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/data/66e9e2d78/47ea0f2b9447489385e6ecb4c5a08768 [2019-12-01 05:52:18,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 05:52:18,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 05:52:18,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 05:52:18,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 05:52:18,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 05:52:18,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55797860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18, skipping insertion in model container [2019-12-01 05:52:18,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 05:52:18,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 05:52:18,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 05:52:18,572 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 05:52:18,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 05:52:18,639 INFO L208 MainTranslator]: Completed translation [2019-12-01 05:52:18,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18 WrapperNode [2019-12-01 05:52:18,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 05:52:18,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 05:52:18,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 05:52:18,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 05:52:18,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 05:52:18,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 05:52:18,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 05:52:18,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 05:52:18,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... [2019-12-01 05:52:18,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 05:52:18,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 05:52:18,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 05:52:18,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 05:52:18,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:52:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/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 [2019-12-01 05:52:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 05:52:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 05:52:18,742 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 05:52:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 05:52:18,742 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 05:52:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 05:52:18,742 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 05:52:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 05:52:18,742 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 05:52:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-12-01 05:52:18,742 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-12-01 05:52:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 05:52:18,743 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 05:52:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 05:52:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 05:52:18,743 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 05:52:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 05:52:18,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 05:52:19,247 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 05:52:19,248 INFO L287 CfgBuilder]: Removed 34 assume(true) statements. [2019-12-01 05:52:19,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:52:19 BoogieIcfgContainer [2019-12-01 05:52:19,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 05:52:19,249 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 05:52:19,249 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 05:52:19,256 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 05:52:19,256 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:52:19" (1/1) ... [2019-12-01 05:52:19,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 05:52:19,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2019-12-01 05:52:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2019-12-01 05:52:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 05:52:19,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:19,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:19,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:19,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2019-12-01 05:52:19,446 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2019-12-01 05:52:19,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-01 05:52:19,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:19,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:19,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:19,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-12-01 05:52:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-12-01 05:52:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 05:52:19,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:19,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:19,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2019-12-01 05:52:19,674 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2019-12-01 05:52:19,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 05:52:19,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:19,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:19,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:19,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2019-12-01 05:52:19,721 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2019-12-01 05:52:19,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-01 05:52:19,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:19,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:19,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:19,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2019-12-01 05:52:19,764 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2019-12-01 05:52:19,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-01 05:52:19,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:19,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:19,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2019-12-01 05:52:19,804 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2019-12-01 05:52:19,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-01 05:52:19,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:19,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:20,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:20,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 85 states and 132 transitions. [2019-12-01 05:52:20,098 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 132 transitions. [2019-12-01 05:52:20,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 05:52:20,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:20,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:20,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:20,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 99 states and 169 transitions. [2019-12-01 05:52:20,687 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 169 transitions. [2019-12-01 05:52:20,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 05:52:20,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:20,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:20,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:20,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 100 states and 170 transitions. [2019-12-01 05:52:20,718 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 170 transitions. [2019-12-01 05:52:20,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 05:52:20,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:20,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 105 states and 179 transitions. [2019-12-01 05:52:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 179 transitions. [2019-12-01 05:52:20,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 05:52:20,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:20,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:20,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 108 states and 187 transitions. [2019-12-01 05:52:20,984 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 187 transitions. [2019-12-01 05:52:20,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 05:52:20,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:21,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:21,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:21,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 111 states and 189 transitions. [2019-12-01 05:52:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 189 transitions. [2019-12-01 05:52:21,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 05:52:21,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:21,099 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:21,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 121 states and 214 transitions. [2019-12-01 05:52:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 214 transitions. [2019-12-01 05:52:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 05:52:21,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:21,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:21,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 122 states and 215 transitions. [2019-12-01 05:52:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 215 transitions. [2019-12-01 05:52:21,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 05:52:21,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:21,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:21,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 123 states and 218 transitions. [2019-12-01 05:52:21,560 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 218 transitions. [2019-12-01 05:52:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 05:52:21,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:21,577 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:21,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:21,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 124 states and 221 transitions. [2019-12-01 05:52:21,592 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 221 transitions. [2019-12-01 05:52:21,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 05:52:21,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:21,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 127 states and 226 transitions. [2019-12-01 05:52:21,712 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 226 transitions. [2019-12-01 05:52:21,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 05:52:21,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:21,728 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:21,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 227 transitions. [2019-12-01 05:52:21,750 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 227 transitions. [2019-12-01 05:52:21,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 05:52:21,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:21,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:21,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 130 states and 229 transitions. [2019-12-01 05:52:21,783 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 229 transitions. [2019-12-01 05:52:21,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 05:52:21,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:21,842 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 05:52:22,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:22,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 141 states and 271 transitions. [2019-12-01 05:52:22,221 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 271 transitions. [2019-12-01 05:52:22,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 05:52:22,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:22,239 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 05:52:22,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:22,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 143 states and 274 transitions. [2019-12-01 05:52:22,358 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 274 transitions. [2019-12-01 05:52:22,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 05:52:22,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:22,375 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:23,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 157 states and 312 transitions. [2019-12-01 05:52:23,043 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 312 transitions. [2019-12-01 05:52:23,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 05:52:23,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:24,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:24,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 165 states and 338 transitions. [2019-12-01 05:52:24,445 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 338 transitions. [2019-12-01 05:52:24,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 05:52:24,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:24,464 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 05:52:24,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:24,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 166 states and 338 transitions. [2019-12-01 05:52:24,471 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 338 transitions. [2019-12-01 05:52:24,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 05:52:24,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:24,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:24,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:24,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 167 states and 339 transitions. [2019-12-01 05:52:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 339 transitions. [2019-12-01 05:52:24,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 05:52:24,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 05:52:24,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:24,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 168 states and 340 transitions. [2019-12-01 05:52:24,522 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 340 transitions. [2019-12-01 05:52:24,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 05:52:24,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 05:52:24,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:24,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 169 states and 341 transitions. [2019-12-01 05:52:24,552 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 341 transitions. [2019-12-01 05:52:24,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 05:52:24,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:24,572 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:24,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 170 states and 342 transitions. [2019-12-01 05:52:24,586 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 342 transitions. [2019-12-01 05:52:24,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 05:52:24,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:24,601 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:24,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:24,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 173 states and 347 transitions. [2019-12-01 05:52:24,859 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 347 transitions. [2019-12-01 05:52:24,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 05:52:24,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:24,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:24,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 174 states and 348 transitions. [2019-12-01 05:52:24,918 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 348 transitions. [2019-12-01 05:52:24,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 05:52:24,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:24,944 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 05:52:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:25,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 175 states and 345 transitions. [2019-12-01 05:52:25,184 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 345 transitions. [2019-12-01 05:52:25,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 05:52:25,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:25,260 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 05:52:25,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:25,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 179 states and 354 transitions. [2019-12-01 05:52:25,972 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 354 transitions. [2019-12-01 05:52:25,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 05:52:25,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:26,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 05:52:27,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:27,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 183 states and 363 transitions. [2019-12-01 05:52:27,049 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 363 transitions. [2019-12-01 05:52:27,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 05:52:27,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:27,069 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 05:52:27,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:27,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 183 states and 356 transitions. [2019-12-01 05:52:27,415 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 356 transitions. [2019-12-01 05:52:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 05:52:27,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 05:52:27,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:27,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 187 states and 364 transitions. [2019-12-01 05:52:27,591 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 364 transitions. [2019-12-01 05:52:27,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 05:52:27,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:27,605 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 05:52:27,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 188 states and 365 transitions. [2019-12-01 05:52:27,618 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 365 transitions. [2019-12-01 05:52:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 05:52:27,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:27,631 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 05:52:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:27,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 189 states and 366 transitions. [2019-12-01 05:52:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 366 transitions. [2019-12-01 05:52:27,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 05:52:27,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 05:52:28,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:28,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 196 states and 378 transitions. [2019-12-01 05:52:28,090 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 378 transitions. [2019-12-01 05:52:28,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 05:52:28,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:28,110 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 05:52:28,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:28,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 190 states and 365 transitions. [2019-12-01 05:52:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 365 transitions. [2019-12-01 05:52:28,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 05:52:28,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:28,144 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 05:52:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:28,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 192 states and 366 transitions. [2019-12-01 05:52:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 366 transitions. [2019-12-01 05:52:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 05:52:28,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 05:52:28,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:28,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 177 states and 337 transitions. [2019-12-01 05:52:28,359 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 337 transitions. [2019-12-01 05:52:28,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 05:52:28,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:28,372 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 05:52:28,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:28,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 177 states and 335 transitions. [2019-12-01 05:52:28,474 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 335 transitions. [2019-12-01 05:52:28,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 05:52:28,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:28,489 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-01 05:52:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:29,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 183 states and 350 transitions. [2019-12-01 05:52:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 350 transitions. [2019-12-01 05:52:29,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 05:52:29,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:52:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:52:29,028 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 05:52:29,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:52:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 98 states and 157 transitions. [2019-12-01 05:52:29,863 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2019-12-01 05:52:29,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 05:52:29,864 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 45 iterations. [2019-12-01 05:52:29,870 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 05:52:30,110 INFO L569 CodeCheckObserver]: Invariant with dag size 21 [2019-12-01 05:52:30,116 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-12-01 05:52:30,117 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,118 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 05:52:30,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:52:30 ImpRootNode [2019-12-01 05:52:30,118 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 05:52:30,118 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 05:52:30,118 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 05:52:30,118 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 05:52:30,119 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:52:19" (3/4) ... [2019-12-01 05:52:30,121 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 05:52:30,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-12-01 05:52:30,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-01 05:52:30,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-01 05:52:30,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-01 05:52:30,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-01 05:52:30,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-12-01 05:52:30,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-12-01 05:52:30,130 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2019-12-01 05:52:30,130 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-01 05:52:30,130 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-01 05:52:30,131 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 05:52:30,131 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 05:52:30,131 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 05:52:30,131 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 05:52:30,150 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && !(1 == waterLevel)) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || !(pumpRunning == 0)) || (!(1 == systemActive) && !(0 == systemActive)) [2019-12-01 05:52:30,174 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8366b749-5a50-490f-a1d1-345f371c4295/bin/ukojak/witness.graphml [2019-12-01 05:52:30,175 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 05:52:30,176 INFO L168 Benchmark]: Toolchain (without parser) took 11850.42 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 324.5 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -194.0 MB). Peak memory consumption was 130.5 MB. Max. memory is 11.5 GB. [2019-12-01 05:52:30,176 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 05:52:30,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 313.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -161.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-12-01 05:52:30,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.41 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. [2019-12-01 05:52:30,177 INFO L168 Benchmark]: Boogie Preprocessor took 21.74 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. [2019-12-01 05:52:30,177 INFO L168 Benchmark]: RCFGBuilder took 549.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2019-12-01 05:52:30,177 INFO L168 Benchmark]: CodeCheck took 10869.04 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 211.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -122.2 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. [2019-12-01 05:52:30,178 INFO L168 Benchmark]: Witness Printer took 56.46 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-12-01 05:52:30,179 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 54 locations, 1 error locations. Result: SAFE, OverallTime: 10.5s, OverallIterations: 45, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -736091500 SDtfs, -1495990328 SDslu, 1190195792 SDs, 0 SdLazy, 1497511534 SolverSat, -667818202 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16818 GetRequests, 16333 SyntacticMatches, 213 SemanticMatches, 272 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35747 ImplicationChecksByTransitivity, 8.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1502 NumberOfCodeBlocks, 1502 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 1458 ConstructedInterpolants, 0 QuantifiedInterpolants, 129748 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 44 InterpolantComputations, 36 PerfectInterpolantSequences, 493/531 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 82]: 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: 173]: Loop Invariant Derived loop invariant: (((1 == systemActive && !(1 == waterLevel)) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || !(pumpRunning == 0)) || (!(1 == systemActive) && !(0 == systemActive)) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 861]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 861]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 313.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -161.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.41 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. * Boogie Preprocessor took 21.74 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. * RCFGBuilder took 549.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. * CodeCheck took 10869.04 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 211.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -122.2 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. * Witness Printer took 56.46 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...