./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_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/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 [2020-11-28 04:37:25,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:37:25,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:37:25,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:37:25,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:37:25,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:37:25,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:37:25,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:37:25,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:37:25,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:37:25,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:37:25,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:37:25,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:37:25,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:37:25,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:37:25,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:37:25,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:37:25,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:37:25,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:37:25,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:37:25,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:37:25,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:37:25,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:37:25,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:37:25,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:37:25,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:37:25,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:37:25,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:37:25,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:37:25,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:37:25,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:37:25,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:37:25,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:37:25,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:37:25,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:37:25,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:37:25,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:37:25,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:37:25,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:37:25,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:37:25,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:37:25,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:37:26,011 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:37:26,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:37:26,012 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:37:26,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:37:26,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:37:26,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:37:26,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:37:26,014 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:37:26,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:37:26,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:37:26,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:37:26,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:37:26,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:37:26,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:37:26,015 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:37:26,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:37:26,016 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:37:26,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:37:26,016 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:37:26,016 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:37:26,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:37:26,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:37:26,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:37:26,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:37:26,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:37:26,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:37:26,018 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:37:26,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:37:26,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:37:26,019 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_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60b6e6653baa7808463de65413f3436b817992e0 [2020-11-28 04:37:26,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:37:26,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:37:26,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:37:26,306 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:37:26,308 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:37:26,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2020-11-28 04:37:26,383 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/data/c09f5b90a/3ebc529507304fcbb888fe0327d3cd3a/FLAG82a667252 [2020-11-28 04:37:26,947 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:37:26,952 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2020-11-28 04:37:26,967 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/data/c09f5b90a/3ebc529507304fcbb888fe0327d3cd3a/FLAG82a667252 [2020-11-28 04:37:27,279 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/data/c09f5b90a/3ebc529507304fcbb888fe0327d3cd3a [2020-11-28 04:37:27,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:37:27,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:37:27,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:27,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:37:27,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:37:27,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47b388a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27, skipping insertion in model container [2020-11-28 04:37:27,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:37:27,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:37:27,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:27,641 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:37:27,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:27,758 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:37:27,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27 WrapperNode [2020-11-28 04:37:27,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:27,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:27,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:37:27,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:37:27,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:27,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:37:27,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:37:27,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:37:27,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... [2020-11-28 04:37:27,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:37:27,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:37:27,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:37:27,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:37:27,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/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 [2020-11-28 04:37:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:37:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:37:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:37:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:37:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:37:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:37:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:37:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:37:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:37:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:37:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:37:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:37:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:37:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:37:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:37:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:37:29,647 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:37:29,648 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-11-28 04:37:29,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:29 BoogieIcfgContainer [2020-11-28 04:37:29,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:37:29,651 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:37:29,651 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:37:29,663 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:37:29,663 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:29" (1/1) ... [2020-11-28 04:37:29,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:37:29,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:29,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2020-11-28 04:37:29,714 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2020-11-28 04:37:29,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:37:29,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:29,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:29,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2020-11-28 04:37:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2020-11-28 04:37:29,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:37:29,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:30,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:30,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:30,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2020-11-28 04:37:30,175 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-11-28 04:37:30,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:37:30,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:30,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:30,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2020-11-28 04:37:30,578 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2020-11-28 04:37:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:37:30,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:30,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:31,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:31,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 109 transitions. [2020-11-28 04:37:31,387 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2020-11-28 04:37:31,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:37:31,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:31,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:31,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:31,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2020-11-28 04:37:31,475 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2020-11-28 04:37:31,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:37:31,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:32,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:32,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2020-11-28 04:37:32,421 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2020-11-28 04:37:32,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:37:32,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:32,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:32,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 86 states and 144 transitions. [2020-11-28 04:37:32,766 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 144 transitions. [2020-11-28 04:37:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:37:32,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:32,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:32,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 87 states and 145 transitions. [2020-11-28 04:37:32,835 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 145 transitions. [2020-11-28 04:37:32,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:37:32,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:32,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:32,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:32,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 88 states and 146 transitions. [2020-11-28 04:37:32,885 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 146 transitions. [2020-11-28 04:37:32,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:37:32,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:32,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:33,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:33,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 96 states and 159 transitions. [2020-11-28 04:37:33,116 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 159 transitions. [2020-11-28 04:37:33,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 04:37:33,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:33,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:33,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 101 states and 166 transitions. [2020-11-28 04:37:33,726 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 166 transitions. [2020-11-28 04:37:33,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-28 04:37:33,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:33,760 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:37:33,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:33,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 106 states and 176 transitions. [2020-11-28 04:37:33,859 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 176 transitions. [2020-11-28 04:37:33,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-28 04:37:33,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:33,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:37:33,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 107 states and 177 transitions. [2020-11-28 04:37:33,947 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 177 transitions. [2020-11-28 04:37:33,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-28 04:37:33,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:34,257 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-28 04:37:34,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:34,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 110 states and 184 transitions. [2020-11-28 04:37:34,927 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 184 transitions. [2020-11-28 04:37:34,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-28 04:37:34,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:37:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:35,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 113 states and 191 transitions. [2020-11-28 04:37:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 191 transitions. [2020-11-28 04:37:35,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:37:35,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:35,378 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 04:37:36,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:36,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 119 states and 206 transitions. [2020-11-28 04:37:36,495 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 206 transitions. [2020-11-28 04:37:36,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-28 04:37:36,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:36,614 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:37:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:37,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 127 states and 220 transitions. [2020-11-28 04:37:37,618 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 220 transitions. [2020-11-28 04:37:37,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-28 04:37:37,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:37,672 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 04:37:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 137 states and 238 transitions. [2020-11-28 04:37:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 238 transitions. [2020-11-28 04:37:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-28 04:37:39,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:39,124 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 04:37:39,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:39,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 138 states and 239 transitions. [2020-11-28 04:37:39,147 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 239 transitions. [2020-11-28 04:37:39,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-28 04:37:39,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:39,198 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:37:39,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:39,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 141 states and 244 transitions. [2020-11-28 04:37:39,224 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 244 transitions. [2020-11-28 04:37:39,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-28 04:37:39,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:39,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:39,304 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-28 04:37:39,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:39,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 142 states and 245 transitions. [2020-11-28 04:37:39,337 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 245 transitions. [2020-11-28 04:37:39,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-28 04:37:39,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:39,373 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:37:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 49 states and 59 transitions. [2020-11-28 04:37:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2020-11-28 04:37:39,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:37:39,393 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2020-11-28 04:37:39,399 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-28 04:37:39,737 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-11-28 04:37:39,745 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:37:39,747 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:37:39,748 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:37:39,748 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-11-28 04:37:39,749 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:37:39,750 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2020-11-28 04:37:39,753 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:37:39,754 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:37:39,754 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:37:39,754 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:37:39,754 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:37:39,754 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-28 04:37:39,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:37:39 ImpRootNode [2020-11-28 04:37:39,757 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:37:39,758 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:37:39,758 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:37:39,758 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:37:39,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:29" (3/4) ... [2020-11-28 04:37:39,761 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:37:39,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-11-28 04:37:39,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-28 04:37:39,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-28 04:37:39,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-28 04:37:39,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-11-28 04:37:39,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-28 04:37:39,783 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2020-11-28 04:37:39,784 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-11-28 04:37:39,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-28 04:37:39,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 04:37:39,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 04:37:39,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:37:39,787 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:37:39,815 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || 0 == systemActive [2020-11-28 04:37:39,816 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && pumpRunning == \old(pumpRunning)) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || !(pumpRunning == 0) [2020-11-28 04:37:39,877 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3c6e0d7c-ec50-4a91-bfd1-874a793ef5a8/bin/ukojak/witness.graphml [2020-11-28 04:37:39,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:37:39,879 INFO L168 Benchmark]: Toolchain (without parser) took 12595.94 ms. Allocated memory was 98.6 MB in the beginning and 224.4 MB in the end (delta: 125.8 MB). Free memory was 70.2 MB in the beginning and 114.0 MB in the end (delta: -43.8 MB). Peak memory consumption was 81.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:39,879 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 75.5 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:39,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 475.98 ms. Allocated memory is still 98.6 MB. Free memory was 70.2 MB in the beginning and 65.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:39,880 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.58 ms. Allocated memory is still 98.6 MB. Free memory was 65.8 MB in the beginning and 63.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:39,881 INFO L168 Benchmark]: Boogie Preprocessor took 40.70 ms. Allocated memory is still 98.6 MB. Free memory was 63.3 MB in the beginning and 61.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:39,881 INFO L168 Benchmark]: RCFGBuilder took 1792.17 ms. Allocated memory was 98.6 MB in the beginning and 127.9 MB in the end (delta: 29.4 MB). Free memory was 61.2 MB in the beginning and 89.2 MB in the end (delta: -28.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:39,882 INFO L168 Benchmark]: CodeCheck took 10106.18 ms. Allocated memory was 127.9 MB in the beginning and 224.4 MB in the end (delta: 96.5 MB). Free memory was 89.2 MB in the beginning and 119.2 MB in the end (delta: -30.0 MB). Peak memory consumption was 66.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:39,882 INFO L168 Benchmark]: Witness Printer took 119.73 ms. Allocated memory is still 224.4 MB. Free memory was 119.2 MB in the beginning and 114.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:39,884 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: 9.7s, OverallIterations: 23, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 87715748 SDtfs, 32871596 SDslu, 62965020 SDs, 0 SdLazy, 67274748 SolverSat, 21507348 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7396 GetRequests, 7231 SyntacticMatches, 3 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10373 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 791 NumberOfCodeBlocks, 791 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 769 ConstructedInterpolants, 0 QuantifiedInterpolants, 61035 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 18 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 0.23 ms. Allocated memory is still 75.5 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 475.98 ms. Allocated memory is still 98.6 MB. Free memory was 70.2 MB in the beginning and 65.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.58 ms. Allocated memory is still 98.6 MB. Free memory was 65.8 MB in the beginning and 63.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.70 ms. Allocated memory is still 98.6 MB. Free memory was 63.3 MB in the beginning and 61.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1792.17 ms. Allocated memory was 98.6 MB in the beginning and 127.9 MB in the end (delta: 29.4 MB). Free memory was 61.2 MB in the beginning and 89.2 MB in the end (delta: -28.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. * CodeCheck took 10106.18 ms. Allocated memory was 127.9 MB in the beginning and 224.4 MB in the end (delta: 96.5 MB). Free memory was 89.2 MB in the beginning and 119.2 MB in the end (delta: -30.0 MB). Peak memory consumption was 66.9 MB. Max. memory is 16.1 GB. * Witness Printer took 119.73 ms. Allocated memory is still 224.4 MB. Free memory was 119.2 MB in the beginning and 114.0 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...