./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.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_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/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 19038d4a2c37771efda8321d3e888c138b34ccd1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:34:42,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:34:42,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:34:42,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:34:42,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:34:42,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:34:42,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:34:42,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:34:42,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:34:42,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:34:42,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:34:42,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:34:42,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:34:42,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:34:42,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:34:42,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:34:42,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:34:42,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:34:42,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:34:42,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:34:42,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:34:42,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:34:42,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:34:42,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:34:42,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:34:42,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:34:42,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:34:42,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:34:42,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:34:42,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:34:42,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:34:42,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:34:42,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:34:42,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:34:42,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:34:42,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:34:42,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:34:42,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:34:42,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:34:42,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:34:42,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:34:42,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 23:34:42,535 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:34:42,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:34:42,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:34:42,539 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:34:42,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:34:42,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:34:42,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:34:42,540 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:34:42,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:34:42,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:34:42,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:34:42,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:34:42,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:34:42,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:34:42,543 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:34:42,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:34:42,543 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:34:42,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:34:42,544 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:34:42,544 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:34:42,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:34:42,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:34:42,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:34:42,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:34:42,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:34:42,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:34:42,546 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:34:42,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:34:42,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:34:42,547 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_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19038d4a2c37771efda8321d3e888c138b34ccd1 [2020-11-29 23:34:42,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:34:42,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:34:42,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:34:42,848 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:34:42,850 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:34:42,851 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2020-11-29 23:34:42,934 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/data/d342ae845/e5f41c8f08c64db4b2377188c07e2608/FLAGa8c9f8129 [2020-11-29 23:34:43,398 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:34:43,399 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2020-11-29 23:34:43,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/data/d342ae845/e5f41c8f08c64db4b2377188c07e2608/FLAGa8c9f8129 [2020-11-29 23:34:43,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/data/d342ae845/e5f41c8f08c64db4b2377188c07e2608 [2020-11-29 23:34:43,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:34:43,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:34:43,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:34:43,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:34:43,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:34:43,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:34:43" (1/1) ... [2020-11-29 23:34:43,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e4ebf38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:43, skipping insertion in model container [2020-11-29 23:34:43,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:34:43" (1/1) ... [2020-11-29 23:34:43,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:34:43,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:34:44,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:34:44,163 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:34:44,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:34:44,315 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:34:44,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44 WrapperNode [2020-11-29 23:34:44,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:34:44,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:34:44,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:34:44,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:34:44,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... [2020-11-29 23:34:44,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... [2020-11-29 23:34:44,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:34:44,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:34:44,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:34:44,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:34:44,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... [2020-11-29 23:34:44,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... [2020-11-29 23:34:44,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... [2020-11-29 23:34:44,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... [2020-11-29 23:34:44,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... [2020-11-29 23:34:44,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... [2020-11-29 23:34:44,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... [2020-11-29 23:34:44,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:34:44,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:34:44,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:34:44,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:34:44,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/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 23:34:44,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:34:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 23:34:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 23:34:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 23:34:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 23:34:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 23:34:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 23:34:44,508 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 23:34:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 23:34:44,508 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 23:34:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 23:34:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:34:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 23:34:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 23:34:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:34:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:34:45,817 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:34:45,817 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-29 23:34:45,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:34:45 BoogieIcfgContainer [2020-11-29 23:34:45,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:34:45,821 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 23:34:45,821 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 23:34:45,843 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 23:34:45,844 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:34:45" (1/1) ... [2020-11-29 23:34:45,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:45,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:45,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2020-11-29 23:34:45,895 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2020-11-29 23:34:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:34:45,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:46,139 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 23:34:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2020-11-29 23:34:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2020-11-29 23:34:46,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:34:46,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:46,299 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 23:34:46,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:46,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-11-29 23:34:46,321 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-11-29 23:34:46,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:34:46,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:46,451 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 23:34:46,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:46,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2020-11-29 23:34:46,715 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2020-11-29 23:34:46,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 23:34:46,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:46,845 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 23:34:47,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:47,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 72 states and 111 transitions. [2020-11-29 23:34:47,483 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2020-11-29 23:34:47,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 23:34:47,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:47,609 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 23:34:48,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 82 states and 136 transitions. [2020-11-29 23:34:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 136 transitions. [2020-11-29 23:34:48,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 23:34:48,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:48,525 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 23:34:49,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:49,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 92 states and 157 transitions. [2020-11-29 23:34:49,199 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2020-11-29 23:34:49,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 23:34:49,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:49,270 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 23:34:49,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 94 states and 159 transitions. [2020-11-29 23:34:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 159 transitions. [2020-11-29 23:34:49,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 23:34:49,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:49,404 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 23:34:49,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:49,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 102 states and 172 transitions. [2020-11-29 23:34:49,591 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 172 transitions. [2020-11-29 23:34:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 23:34:49,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:49,656 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 23:34:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 102 states and 171 transitions. [2020-11-29 23:34:49,701 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 171 transitions. [2020-11-29 23:34:49,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 23:34:49,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:49,740 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 23:34:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:49,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 103 states and 172 transitions. [2020-11-29 23:34:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2020-11-29 23:34:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 23:34:49,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:49,797 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 23:34:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:49,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 104 states and 174 transitions. [2020-11-29 23:34:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2020-11-29 23:34:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 23:34:49,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:50,283 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 23:34:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:51,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 107 states and 183 transitions. [2020-11-29 23:34:51,057 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 183 transitions. [2020-11-29 23:34:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 23:34:51,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:51,095 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:34:51,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:51,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 115 states and 198 transitions. [2020-11-29 23:34:51,738 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 198 transitions. [2020-11-29 23:34:51,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 23:34:51,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:51,771 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 23:34:51,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:51,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 120 states and 208 transitions. [2020-11-29 23:34:51,995 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 208 transitions. [2020-11-29 23:34:51,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 23:34:51,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:52,057 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 23:34:52,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:52,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 121 states and 209 transitions. [2020-11-29 23:34:52,084 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 209 transitions. [2020-11-29 23:34:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 23:34:52,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:52,135 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 23:34:52,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 124 states and 216 transitions. [2020-11-29 23:34:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 216 transitions. [2020-11-29 23:34:52,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 23:34:52,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:52,519 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 23:34:54,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:54,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 137 states and 241 transitions. [2020-11-29 23:34:54,431 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 241 transitions. [2020-11-29 23:34:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 23:34:54,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:54,500 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 23:34:55,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:55,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 143 states and 257 transitions. [2020-11-29 23:34:55,670 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 257 transitions. [2020-11-29 23:34:55,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 23:34:55,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:55,855 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 23:34:56,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 150 states and 269 transitions. [2020-11-29 23:34:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 269 transitions. [2020-11-29 23:34:56,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-29 23:34:56,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:56,948 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 23:34:56,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:56,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 153 states and 274 transitions. [2020-11-29 23:34:56,968 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 274 transitions. [2020-11-29 23:34:56,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-29 23:34:56,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:57,015 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 23:34:57,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:57,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 154 states and 275 transitions. [2020-11-29 23:34:57,056 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 275 transitions. [2020-11-29 23:34:57,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 23:34:57,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:57,110 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 23:34:57,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:57,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 155 states and 276 transitions. [2020-11-29 23:34:57,150 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 276 transitions. [2020-11-29 23:34:57,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-29 23:34:57,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:34:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:57,195 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 23:34:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:34:57,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 55 states and 66 transitions. [2020-11-29 23:34:57,221 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2020-11-29 23:34:57,221 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 23:34:57,223 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2020-11-29 23:34:57,233 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 23:34:57,634 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:34:57,637 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-11-29 23:34:57,640 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:34:57,640 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:34:57,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:34:57,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:34:57,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:34:57,641 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-11-29 23:34:57,642 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:34:57,642 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-29 23:34:57,643 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:34:57,643 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2020-11-29 23:34:57,644 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:34:57,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 11:34:57 ImpRootNode [2020-11-29 23:34:57,645 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 23:34:57,646 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:34:57,646 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:34:57,646 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:34:57,646 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:34:45" (3/4) ... [2020-11-29 23:34:57,649 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 23:34:57,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-11-29 23:34:57,654 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-29 23:34:57,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-29 23:34:57,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-11-29 23:34:57,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-29 23:34:57,655 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-29 23:34:57,663 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2020-11-29 23:34:57,664 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2020-11-29 23:34:57,664 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-29 23:34:57,665 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 23:34:57,665 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 23:34:57,666 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:34:57,667 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:34:57,691 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || 0 == systemActive [2020-11-29 23:34:57,692 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 23:34:57,742 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3877a745-2f8b-4ab5-9f46-b00ee7b8f41a/bin/ukojak/witness.graphml [2020-11-29 23:34:57,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:34:57,744 INFO L168 Benchmark]: Toolchain (without parser) took 14006.83 ms. Allocated memory was 79.7 MB in the beginning and 262.1 MB in the end (delta: 182.5 MB). Free memory was 49.0 MB in the beginning and 183.1 MB in the end (delta: -134.1 MB). Peak memory consumption was 46.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:57,745 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 79.7 MB. Free memory was 51.1 MB in the beginning and 51.1 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:34:57,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.52 ms. Allocated memory was 79.7 MB in the beginning and 100.7 MB in the end (delta: 21.0 MB). Free memory was 48.7 MB in the beginning and 68.2 MB in the end (delta: -19.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:57,746 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.74 ms. Allocated memory is still 100.7 MB. Free memory was 68.2 MB in the beginning and 65.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:57,746 INFO L168 Benchmark]: Boogie Preprocessor took 38.26 ms. Allocated memory is still 100.7 MB. Free memory was 65.6 MB in the beginning and 64.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:57,747 INFO L168 Benchmark]: RCFGBuilder took 1408.28 ms. Allocated memory is still 100.7 MB. Free memory was 64.1 MB in the beginning and 37.2 MB in the end (delta: 26.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:57,747 INFO L168 Benchmark]: CodeCheck took 11824.04 ms. Allocated memory was 100.7 MB in the beginning and 262.1 MB in the end (delta: 161.5 MB). Free memory was 37.2 MB in the beginning and 188.3 MB in the end (delta: -151.1 MB). Peak memory consumption was 90.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:57,748 INFO L168 Benchmark]: Witness Printer took 97.11 ms. Allocated memory is still 262.1 MB. Free memory was 188.3 MB in the beginning and 183.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:57,750 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, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.3s, OverallIterations: 24, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 185220116 SDtfs, 70914532 SDslu, 138948324 SDs, 0 SdLazy, 156806420 SolverSat, 49918444 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8582 GetRequests, 8397 SyntacticMatches, 3 SemanticMatches, 182 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13249 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 880 NumberOfCodeBlocks, 880 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 857 ConstructedInterpolants, 0 QuantifiedInterpolants, 71934 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 18 PerfectInterpolantSequences, 278/301 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: 225]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || 0 == systemActive - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: !(0 == tmp) || methaneLevelCritical == tmp - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: ((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && pumpRunning == \old(pumpRunning)) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || !(pumpRunning == 0) - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 79.7 MB. Free memory was 51.1 MB in the beginning and 51.1 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 577.52 ms. Allocated memory was 79.7 MB in the beginning and 100.7 MB in the end (delta: 21.0 MB). Free memory was 48.7 MB in the beginning and 68.2 MB in the end (delta: -19.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.74 ms. Allocated memory is still 100.7 MB. Free memory was 68.2 MB in the beginning and 65.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.26 ms. Allocated memory is still 100.7 MB. Free memory was 65.6 MB in the beginning and 64.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1408.28 ms. Allocated memory is still 100.7 MB. Free memory was 64.1 MB in the beginning and 37.2 MB in the end (delta: 26.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. * CodeCheck took 11824.04 ms. Allocated memory was 100.7 MB in the beginning and 262.1 MB in the end (delta: 161.5 MB). Free memory was 37.2 MB in the beginning and 188.3 MB in the end (delta: -151.1 MB). Peak memory consumption was 90.9 MB. Max. memory is 16.1 GB. * Witness Printer took 97.11 ms. Allocated memory is still 262.1 MB. Free memory was 188.3 MB in the beginning and 183.1 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...