./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60b6e6653baa7808463de65413f3436b817992e0 ......................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:56:11,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:56:11,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:56:11,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:56:11,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:56:11,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:56:11,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:56:11,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:56:11,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:56:11,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:56:11,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:56:11,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:56:11,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:56:11,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:56:11,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:56:11,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:56:11,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:56:11,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:56:11,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:56:11,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:56:11,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:56:11,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:56:11,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:56:11,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:56:11,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:56:11,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:56:11,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:56:11,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:56:11,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:56:11,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:56:11,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:56:11,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:56:11,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:56:11,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:56:11,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:56:11,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:56:11,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:56:11,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:56:11,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:56:11,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:56:11,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:56:11,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:56:11,511 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:56:11,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:56:11,513 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:56:11,513 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:56:11,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:56:11,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:56:11,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:56:11,515 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:56:11,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:56:11,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:56:11,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:56:11,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:56:11,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:56:11,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:56:11,517 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:56:11,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:56:11,518 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:56:11,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:56:11,518 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:56:11,518 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:56:11,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:56:11,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:56:11,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:56:11,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:56:11,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:56:11,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:56:11,523 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:56:11,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:56:11,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:56:11,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60b6e6653baa7808463de65413f3436b817992e0 [2020-11-29 19:56:11,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:56:11,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:56:11,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:56:11,855 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:56:11,856 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:56:11,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2020-11-29 19:56:11,947 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/data/ee41241cd/3e999447c20d46f4bdfabed2d51e99e1/FLAG99ee287e2 [2020-11-29 19:56:12,575 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:56:12,575 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2020-11-29 19:56:12,589 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/data/ee41241cd/3e999447c20d46f4bdfabed2d51e99e1/FLAG99ee287e2 [2020-11-29 19:56:12,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/data/ee41241cd/3e999447c20d46f4bdfabed2d51e99e1 [2020-11-29 19:56:12,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:56:12,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:56:12,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:56:12,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:56:12,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:56:12,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:56:12" (1/1) ... [2020-11-29 19:56:12,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e70f1c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:12, skipping insertion in model container [2020-11-29 19:56:12,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:56:12" (1/1) ... [2020-11-29 19:56:12,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:56:12,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:56:13,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:56:13,379 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:56:13,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:56:13,475 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:56:13,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13 WrapperNode [2020-11-29 19:56:13,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:56:13,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:56:13,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:56:13,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:56:13,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... [2020-11-29 19:56:13,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... [2020-11-29 19:56:13,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:56:13,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:56:13,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:56:13,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:56:13,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... [2020-11-29 19:56:13,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... [2020-11-29 19:56:13,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... [2020-11-29 19:56:13,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... [2020-11-29 19:56:13,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... [2020-11-29 19:56:13,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... [2020-11-29 19:56:13,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... [2020-11-29 19:56:13,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:56:13,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:56:13,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:56:13,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:56:13,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:56:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/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 [2020-11-29 19:56:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:56:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 19:56:13,680 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 19:56:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 19:56:13,681 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 19:56:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 19:56:13,681 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 19:56:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 19:56:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 19:56:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 19:56:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 19:56:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:56:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 19:56:13,682 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 19:56:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:56:13,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:56:15,310 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:56:15,311 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-11-29 19:56:15,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:56:15 BoogieIcfgContainer [2020-11-29 19:56:15,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:56:15,315 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:56:15,315 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:56:15,326 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:56:15,327 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:56:15" (1/1) ... [2020-11-29 19:56:15,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:56:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:15,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2020-11-29 19:56:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2020-11-29 19:56:15,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:56:15,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:15,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:15,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2020-11-29 19:56:15,750 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2020-11-29 19:56:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:56:15,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:15,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:15,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:15,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2020-11-29 19:56:15,886 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-11-29 19:56:15,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 19:56:15,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:16,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:16,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:16,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2020-11-29 19:56:16,289 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2020-11-29 19:56:16,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:56:16,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:16,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:17,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 109 transitions. [2020-11-29 19:56:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2020-11-29 19:56:17,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:56:17,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:17,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:17,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:17,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2020-11-29 19:56:17,313 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2020-11-29 19:56:17,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:56:17,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:17,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:18,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:18,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2020-11-29 19:56:18,270 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2020-11-29 19:56:18,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:56:18,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:18,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:18,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:18,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 90 states and 148 transitions. [2020-11-29 19:56:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 148 transitions. [2020-11-29 19:56:18,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 19:56:18,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:18,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:19,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 156 transitions. [2020-11-29 19:56:19,315 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 156 transitions. [2020-11-29 19:56:19,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:56:19,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:19,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:19,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:19,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 97 states and 157 transitions. [2020-11-29 19:56:19,400 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2020-11-29 19:56:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:56:19,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:19,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:56:19,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:19,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 98 states and 158 transitions. [2020-11-29 19:56:19,480 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 158 transitions. [2020-11-29 19:56:19,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 19:56:19,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:19,521 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:56:19,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:19,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 168 transitions. [2020-11-29 19:56:19,634 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 168 transitions. [2020-11-29 19:56:19,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:56:19,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:19,675 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:56:19,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:19,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 104 states and 169 transitions. [2020-11-29 19:56:19,693 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 169 transitions. [2020-11-29 19:56:19,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:56:19,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:19,964 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:56:20,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:20,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 107 states and 176 transitions. [2020-11-29 19:56:20,601 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2020-11-29 19:56:20,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:56:20,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:20,668 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:56:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 110 states and 183 transitions. [2020-11-29 19:56:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 183 transitions. [2020-11-29 19:56:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 19:56:20,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:21,072 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 19:56:22,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:22,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 116 states and 198 transitions. [2020-11-29 19:56:22,053 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 198 transitions. [2020-11-29 19:56:22,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 19:56:22,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:22,173 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:56:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:23,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 124 states and 212 transitions. [2020-11-29 19:56:23,156 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 212 transitions. [2020-11-29 19:56:23,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-29 19:56:23,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:23,228 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 19:56:24,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:24,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 134 states and 230 transitions. [2020-11-29 19:56:24,912 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 230 transitions. [2020-11-29 19:56:24,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:56:24,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:24,982 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 19:56:25,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:25,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 135 states and 231 transitions. [2020-11-29 19:56:25,016 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2020-11-29 19:56:25,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 19:56:25,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 19:56:25,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:25,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 138 states and 236 transitions. [2020-11-29 19:56:25,114 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 236 transitions. [2020-11-29 19:56:25,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-29 19:56:25,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:25,182 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-29 19:56:25,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:25,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 139 states and 237 transitions. [2020-11-29 19:56:25,230 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 237 transitions. [2020-11-29 19:56:25,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 19:56:25,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:56:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:56:25,287 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 19:56:25,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:56:25,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 49 states and 59 transitions. [2020-11-29 19:56:25,306 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2020-11-29 19:56:25,306 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 19:56:25,307 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2020-11-29 19:56:25,318 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 19:56:25,638 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-11-29 19:56:25,652 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:56:25,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:56:25,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:56:25,653 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-11-29 19:56:25,654 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:56:25,654 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2020-11-29 19:56:25,655 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:56:25,655 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:56:25,655 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:56:25,656 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:56:25,656 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:56:25,656 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-29 19:56:25,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 07:56:25 ImpRootNode [2020-11-29 19:56:25,657 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 19:56:25,658 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:56:25,658 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:56:25,658 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:56:25,659 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:56:15" (3/4) ... [2020-11-29 19:56:25,666 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 19:56:25,673 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-11-29 19:56:25,673 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-29 19:56:25,674 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-29 19:56:25,674 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-29 19:56:25,674 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-11-29 19:56:25,674 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-29 19:56:25,690 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2020-11-29 19:56:25,691 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-11-29 19:56:25,692 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-29 19:56:25,693 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 19:56:25,693 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 19:56:25,694 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:56:25,694 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:56:25,719 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || 0 == systemActive [2020-11-29 19:56:25,720 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && pumpRunning == \old(pumpRunning)) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || !(pumpRunning == 0) [2020-11-29 19:56:25,766 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8cbae08b-856a-45e2-a93e-ff26748a12e0/bin/ukojak/witness.graphml [2020-11-29 19:56:25,766 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:56:25,770 INFO L168 Benchmark]: Toolchain (without parser) took 12893.39 ms. Allocated memory was 107.0 MB in the beginning and 234.9 MB in the end (delta: 127.9 MB). Free memory was 70.7 MB in the beginning and 168.8 MB in the end (delta: -98.1 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:56:25,771 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory was 77.3 MB in the beginning and 77.3 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:56:25,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.60 ms. Allocated memory is still 107.0 MB. Free memory was 70.4 MB in the beginning and 73.1 MB in the end (delta: -2.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:56:25,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.01 ms. Allocated memory is still 107.0 MB. Free memory was 73.1 MB in the beginning and 70.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:56:25,772 INFO L168 Benchmark]: Boogie Preprocessor took 51.31 ms. Allocated memory is still 107.0 MB. Free memory was 70.5 MB in the beginning and 68.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:56:25,773 INFO L168 Benchmark]: RCFGBuilder took 1702.00 ms. Allocated memory is still 107.0 MB. Free memory was 68.8 MB in the beginning and 47.7 MB in the end (delta: 21.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:56:25,773 INFO L168 Benchmark]: CodeCheck took 10342.65 ms. Allocated memory was 107.0 MB in the beginning and 234.9 MB in the end (delta: 127.9 MB). Free memory was 47.1 MB in the beginning and 174.0 MB in the end (delta: -126.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:56:25,774 INFO L168 Benchmark]: Witness Printer took 108.77 ms. Allocated memory is still 234.9 MB. Free memory was 174.0 MB in the beginning and 168.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:56:25,776 INFO L339 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, 46 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.9s, OverallIterations: 22, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 43978660 SDtfs, 16671916 SDslu, 31614236 SDs, 0 SdLazy, 34636796 SolverSat, 11107604 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7185 GetRequests, 7026 SyntacticMatches, 3 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9439 ImplicationChecksByTransitivity, 6.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 770 NumberOfCodeBlocks, 770 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 749 ConstructedInterpolants, 0 QuantifiedInterpolants, 60173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 236/246 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: 3]: 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: 312]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || 0 == systemActive - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && pumpRunning == \old(pumpRunning)) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || !(pumpRunning == 0) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: ((tmp == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory was 77.3 MB in the beginning and 77.3 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 597.60 ms. Allocated memory is still 107.0 MB. Free memory was 70.4 MB in the beginning and 73.1 MB in the end (delta: -2.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.01 ms. Allocated memory is still 107.0 MB. Free memory was 73.1 MB in the beginning and 70.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 51.31 ms. Allocated memory is still 107.0 MB. Free memory was 70.5 MB in the beginning and 68.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1702.00 ms. Allocated memory is still 107.0 MB. Free memory was 68.8 MB in the beginning and 47.7 MB in the end (delta: 21.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. * CodeCheck took 10342.65 ms. Allocated memory was 107.0 MB in the beginning and 234.9 MB in the end (delta: 127.9 MB). Free memory was 47.1 MB in the beginning and 174.0 MB in the end (delta: -126.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 16.1 GB. * Witness Printer took 108.77 ms. Allocated memory is still 234.9 MB. Free memory was 174.0 MB in the beginning and 168.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...