./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/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 509af06f1a7d0e447633255d4acb572bd82e2db9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:18:21,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:18:21,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:18:21,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:18:21,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:18:21,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:18:21,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:18:21,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:18:21,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:18:21,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:18:21,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:18:21,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:18:21,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:18:21,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:18:21,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:18:21,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:18:21,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:18:21,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:18:21,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:18:21,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:18:21,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:18:21,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:18:21,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:18:21,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:18:21,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:18:21,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:18:21,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:18:21,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:18:21,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:18:21,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:18:21,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:18:21,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:18:21,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:18:21,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:18:21,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:18:21,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:18:21,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:18:21,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:18:21,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:18:21,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:18:21,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:18:21,997 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:18:22,028 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:18:22,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:18:22,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:18:22,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:18:22,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:18:22,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:18:22,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:18:22,032 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:18:22,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:18:22,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:18:22,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:18:22,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:18:22,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:18:22,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:18:22,034 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:18:22,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:18:22,035 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:18:22,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:18:22,036 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:18:22,036 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:18:22,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:18:22,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:18:22,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:18:22,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:18:22,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:18:22,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:18:22,038 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:18:22,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:18:22,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:18:22,039 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_d83520e3-608c-4fe8-9595-7203a4da1c7c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 509af06f1a7d0e447633255d4acb572bd82e2db9 [2020-12-01 16:18:22,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:18:22,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:18:22,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:18:22,403 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:18:22,405 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:18:22,406 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2020-12-01 16:18:22,493 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/data/aedf63a8a/e7e5ea49ae27466c9ca65c180dafa830/FLAG026534416 [2020-12-01 16:18:23,240 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:18:23,241 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2020-12-01 16:18:23,256 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/data/aedf63a8a/e7e5ea49ae27466c9ca65c180dafa830/FLAG026534416 [2020-12-01 16:18:23,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/data/aedf63a8a/e7e5ea49ae27466c9ca65c180dafa830 [2020-12-01 16:18:23,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:18:23,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:18:23,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:18:23,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:18:23,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:18:23,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:18:23" (1/1) ... [2020-12-01 16:18:23,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1521b46e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:23, skipping insertion in model container [2020-12-01 16:18:23,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:18:23" (1/1) ... [2020-12-01 16:18:23,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:18:23,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:18:24,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:18:24,161 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:18:24,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:18:24,333 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:18:24,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24 WrapperNode [2020-12-01 16:18:24,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:18:24,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:18:24,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:18:24,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:18:24,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... [2020-12-01 16:18:24,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... [2020-12-01 16:18:24,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:18:24,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:18:24,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:18:24,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:18:24,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... [2020-12-01 16:18:24,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... [2020-12-01 16:18:24,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... [2020-12-01 16:18:24,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... [2020-12-01 16:18:24,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... [2020-12-01 16:18:24,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... [2020-12-01 16:18:24,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... [2020-12-01 16:18:24,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:18:24,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:18:24,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:18:24,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:18:24,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/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 [2020-12-01 16:18:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:18:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 16:18:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 16:18:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 16:18:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 16:18:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 16:18:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 16:18:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 16:18:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 16:18:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 16:18:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 16:18:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 16:18:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 16:18:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-12-01 16:18:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-12-01 16:18:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:18:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 16:18:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 16:18:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:18:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:18:26,358 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:18:26,359 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-12-01 16:18:26,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:26 BoogieIcfgContainer [2020-12-01 16:18:26,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:18:26,363 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:18:26,363 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:18:26,376 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:18:26,376 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:26" (1/1) ... [2020-12-01 16:18:26,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:18:26,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:26,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2020-12-01 16:18:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2020-12-01 16:18:26,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:18:26,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:26,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:26,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2020-12-01 16:18:26,733 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2020-12-01 16:18:26,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:18:26,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:26,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2020-12-01 16:18:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2020-12-01 16:18:26,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 16:18:26,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:27,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:27,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2020-12-01 16:18:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2020-12-01 16:18:27,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:18:27,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:28,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:28,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 86 states and 129 transitions. [2020-12-01 16:18:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 129 transitions. [2020-12-01 16:18:28,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:18:28,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 101 states and 162 transitions. [2020-12-01 16:18:29,981 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 162 transitions. [2020-12-01 16:18:29,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 16:18:29,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:30,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:30,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 103 states and 164 transitions. [2020-12-01 16:18:30,162 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 164 transitions. [2020-12-01 16:18:30,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 16:18:30,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:30,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:30,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 110 states and 181 transitions. [2020-12-01 16:18:30,524 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 181 transitions. [2020-12-01 16:18:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 16:18:30,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:30,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:30,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 194 transitions. [2020-12-01 16:18:30,844 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 194 transitions. [2020-12-01 16:18:30,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:18:30,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:30,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:18:31,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:31,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 120 states and 198 transitions. [2020-12-01 16:18:31,146 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 198 transitions. [2020-12-01 16:18:31,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 16:18:31,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:31,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:18:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:33,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 132 states and 230 transitions. [2020-12-01 16:18:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 230 transitions. [2020-12-01 16:18:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 16:18:33,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:33,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:18:33,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:33,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 133 states and 232 transitions. [2020-12-01 16:18:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 232 transitions. [2020-12-01 16:18:33,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 16:18:33,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:34,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:18:36,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:36,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 135 states and 234 transitions. [2020-12-01 16:18:36,234 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 234 transitions. [2020-12-01 16:18:36,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 16:18:36,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:36,556 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:18:37,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:37,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 242 transitions. [2020-12-01 16:18:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 242 transitions. [2020-12-01 16:18:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-01 16:18:37,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:37,526 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:18:38,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:38,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 146 states and 258 transitions. [2020-12-01 16:18:38,529 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 258 transitions. [2020-12-01 16:18:38,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 16:18:38,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:38,574 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:18:38,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:38,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 147 states and 259 transitions. [2020-12-01 16:18:38,796 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 259 transitions. [2020-12-01 16:18:38,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 16:18:38,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:38,878 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:18:39,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:39,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 152 states and 271 transitions. [2020-12-01 16:18:39,244 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 271 transitions. [2020-12-01 16:18:39,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 16:18:39,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:39,305 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:18:39,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:39,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 155 states and 277 transitions. [2020-12-01 16:18:39,504 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 277 transitions. [2020-12-01 16:18:39,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:18:39,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:39,547 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:18:39,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:39,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 158 states and 284 transitions. [2020-12-01 16:18:39,899 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 284 transitions. [2020-12-01 16:18:39,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 16:18:39,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:39,946 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:18:40,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 161 states and 291 transitions. [2020-12-01 16:18:40,290 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 291 transitions. [2020-12-01 16:18:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 16:18:40,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:40,485 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:18:40,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:40,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 162 states and 291 transitions. [2020-12-01 16:18:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 291 transitions. [2020-12-01 16:18:40,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 16:18:40,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-12-01 16:18:40,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:40,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 163 states and 291 transitions. [2020-12-01 16:18:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 291 transitions. [2020-12-01 16:18:40,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 16:18:40,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:40,792 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:18:41,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 170 states and 306 transitions. [2020-12-01 16:18:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 306 transitions. [2020-12-01 16:18:41,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 16:18:41,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:41,489 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:18:42,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:42,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 176 states and 322 transitions. [2020-12-01 16:18:42,995 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 322 transitions. [2020-12-01 16:18:42,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 16:18:42,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:43,036 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:18:45,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:45,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 186 states and 344 transitions. [2020-12-01 16:18:45,341 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 344 transitions. [2020-12-01 16:18:45,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 16:18:45,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:18:45,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 187 states and 345 transitions. [2020-12-01 16:18:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 345 transitions. [2020-12-01 16:18:45,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 16:18:45,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:45,505 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 16:18:45,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:45,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 190 states and 351 transitions. [2020-12-01 16:18:45,700 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 351 transitions. [2020-12-01 16:18:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 16:18:45,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:45,752 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-12-01 16:18:45,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:45,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 191 states and 352 transitions. [2020-12-01 16:18:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 352 transitions. [2020-12-01 16:18:45,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 16:18:45,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:45,875 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-12-01 16:18:45,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:45,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 192 states and 353 transitions. [2020-12-01 16:18:45,917 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 353 transitions. [2020-12-01 16:18:45,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 16:18:45,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:45,999 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 16:18:46,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:46,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 193 states and 356 transitions. [2020-12-01 16:18:46,242 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 356 transitions. [2020-12-01 16:18:46,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 16:18:46,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:46,297 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:18:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:46,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 194 states and 357 transitions. [2020-12-01 16:18:46,328 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 357 transitions. [2020-12-01 16:18:46,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 16:18:46,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:46,385 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:18:47,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 194 states and 354 transitions. [2020-12-01 16:18:47,301 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 354 transitions. [2020-12-01 16:18:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 16:18:47,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:47,876 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 16:18:51,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:51,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 202 states and 374 transitions. [2020-12-01 16:18:51,047 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 374 transitions. [2020-12-01 16:18:51,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 16:18:51,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:51,100 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 16:18:51,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:51,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 213 states and 390 transitions. [2020-12-01 16:18:51,581 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 390 transitions. [2020-12-01 16:18:51,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 16:18:51,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-01 16:18:53,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:53,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 213 states and 383 transitions. [2020-12-01 16:18:53,400 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 383 transitions. [2020-12-01 16:18:53,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 16:18:53,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 16:18:55,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:55,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 213 states and 379 transitions. [2020-12-01 16:18:55,107 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 379 transitions. [2020-12-01 16:18:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 16:18:55,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:55,162 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-12-01 16:18:55,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:55,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 219 states and 392 transitions. [2020-12-01 16:18:55,640 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 392 transitions. [2020-12-01 16:18:55,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 16:18:55,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-12-01 16:18:55,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:55,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 220 states and 393 transitions. [2020-12-01 16:18:55,719 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 393 transitions. [2020-12-01 16:18:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 16:18:55,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:55,767 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 16:18:55,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:55,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 222 states and 397 transitions. [2020-12-01 16:18:55,834 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 397 transitions. [2020-12-01 16:18:55,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 16:18:55,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-12-01 16:18:55,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:55,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 223 states and 398 transitions. [2020-12-01 16:18:55,929 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 398 transitions. [2020-12-01 16:18:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-01 16:18:55,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-12-01 16:18:58,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:58,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 223 states and 396 transitions. [2020-12-01 16:18:58,189 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 396 transitions. [2020-12-01 16:18:58,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-01 16:18:58,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:18:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:18:58,243 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-12-01 16:18:58,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:18:58,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 137 states and 199 transitions. [2020-12-01 16:18:58,898 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 199 transitions. [2020-12-01 16:18:58,899 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 16:18:58,899 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 42 iterations. [2020-12-01 16:18:58,906 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 16:18:59,655 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:18:59,659 INFO L569 CodeCheckObserver]: Invariant with dag size 20 [2020-12-01 16:18:59,663 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:18:59,664 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 16:18:59,665 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:18:59,665 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-12-01 16:18:59,665 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:18:59,666 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 16:18:59,666 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2020-12-01 16:18:59,667 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:18:59,667 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:18:59,667 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2020-12-01 16:18:59,668 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:18:59,668 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:18:59,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:18:59 ImpRootNode [2020-12-01 16:18:59,668 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:18:59,669 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:18:59,669 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:18:59,669 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:18:59,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:26" (3/4) ... [2020-12-01 16:18:59,673 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 16:18:59,678 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-12-01 16:18:59,678 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-12-01 16:18:59,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-12-01 16:18:59,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-12-01 16:18:59,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-12-01 16:18:59,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-12-01 16:18:59,680 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2020-12-01 16:18:59,680 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2020-12-01 16:18:59,689 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2020-12-01 16:18:59,689 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2020-12-01 16:18:59,690 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2020-12-01 16:18:59,691 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 16:18:59,691 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 16:18:59,692 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 16:18:59,693 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 16:18:59,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) || !(pumpRunning == 0)) || ((waterLevel == 1 || \old(waterLevel) == waterLevel) && pumpRunning == \old(pumpRunning))) || 0 == systemActive [2020-12-01 16:18:59,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2020-12-01 16:18:59,787 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d83520e3-608c-4fe8-9595-7203a4da1c7c/bin/ukojak/witness.graphml [2020-12-01 16:18:59,787 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:18:59,789 INFO L168 Benchmark]: Toolchain (without parser) took 36236.47 ms. Allocated memory was 94.4 MB in the beginning and 572.5 MB in the end (delta: 478.2 MB). Free memory was 63.4 MB in the beginning and 459.5 MB in the end (delta: -396.1 MB). Peak memory consumption was 82.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:59,790 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 94.4 MB. Free memory was 51.8 MB in the beginning and 51.8 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:18:59,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 781.49 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 63.0 MB in the beginning and 83.3 MB in the end (delta: -20.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:59,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.54 ms. Allocated memory is still 117.4 MB. Free memory was 83.3 MB in the beginning and 80.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:59,791 INFO L168 Benchmark]: Boogie Preprocessor took 72.07 ms. Allocated memory is still 117.4 MB. Free memory was 80.7 MB in the beginning and 79.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:59,792 INFO L168 Benchmark]: RCFGBuilder took 1835.57 ms. Allocated memory is still 117.4 MB. Free memory was 79.1 MB in the beginning and 63.9 MB in the end (delta: 15.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:59,793 INFO L168 Benchmark]: CodeCheck took 33305.85 ms. Allocated memory was 117.4 MB in the beginning and 572.5 MB in the end (delta: 455.1 MB). Free memory was 63.2 MB in the beginning and 464.6 MB in the end (delta: -401.4 MB). Peak memory consumption was 321.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:59,793 INFO L168 Benchmark]: Witness Printer took 118.44 ms. Allocated memory is still 572.5 MB. Free memory was 464.6 MB in the beginning and 459.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:59,795 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 9 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 32.4s, OverallIterations: 42, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 624460904 SDtfs, -1301257550 SDslu, -1126137560 SDs, 0 SdLazy, -1970792078 SolverSat, 1653373560 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 60.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25118 GetRequests, 24713 SyntacticMatches, 44 SemanticMatches, 361 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56733 ImplicationChecksByTransitivity, 25.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 2362 NumberOfCodeBlocks, 2362 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 2321 ConstructedInterpolants, 0 QuantifiedInterpolants, 286466 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 28 PerfectInterpolantSequences, 1188/1251 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: 327]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: (((!(methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) || !(pumpRunning == 0)) || ((waterLevel == 1 || \old(waterLevel) == waterLevel) && pumpRunning == \old(pumpRunning))) || 0 == systemActive - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: ((!(splverifierCounter == 0) || methaneLevelCritical == 0) || 0 == systemActive) || pumpRunning == 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 || 0 == systemActive) || pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && methaneLevelCritical == 0) && tmp == systemActive) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 94.4 MB. Free memory was 51.8 MB in the beginning and 51.8 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 781.49 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 63.0 MB in the beginning and 83.3 MB in the end (delta: -20.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 115.54 ms. Allocated memory is still 117.4 MB. Free memory was 83.3 MB in the beginning and 80.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.07 ms. Allocated memory is still 117.4 MB. Free memory was 80.7 MB in the beginning and 79.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1835.57 ms. Allocated memory is still 117.4 MB. Free memory was 79.1 MB in the beginning and 63.9 MB in the end (delta: 15.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * CodeCheck took 33305.85 ms. Allocated memory was 117.4 MB in the beginning and 572.5 MB in the end (delta: 455.1 MB). Free memory was 63.2 MB in the beginning and 464.6 MB in the end (delta: -401.4 MB). Peak memory consumption was 321.0 MB. Max. memory is 16.1 GB. * Witness Printer took 118.44 ms. Allocated memory is still 572.5 MB. Free memory was 464.6 MB in the beginning and 459.5 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...