./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI --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 bd7f84863cb412e83f8c5773a09de3282aa45b8f86409f0c880aae27635b0b5f .............................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:53:45,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:53:45,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:53:45,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:53:45,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:53:45,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:53:45,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:53:45,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:53:45,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:53:45,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:53:45,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:53:45,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:53:45,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:53:45,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:53:45,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:53:45,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:53:45,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:53:45,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:53:45,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:53:45,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:53:45,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:53:45,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:53:45,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:53:45,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:53:45,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:53:45,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:53:45,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:53:45,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:53:45,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:53:45,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:53:45,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:53:45,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:53:45,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:53:45,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:53:45,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:53:45,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:53:45,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:53:45,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:53:45,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:53:45,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:53:45,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:53:45,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:53:45,365 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:53:45,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:53:45,369 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:53:45,370 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:53:45,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:53:45,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:53:45,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:53:45,371 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:53:45,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:53:45,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:53:45,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:53:45,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:53:45,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:53:45,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:53:45,380 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:53:45,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:53:45,381 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:53:45,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:53:45,381 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:53:45,382 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:53:45,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:53:45,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:53:45,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:53:45,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:53:45,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:53:45,383 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:53:45,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:53:45,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:53:45,384 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_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd7f84863cb412e83f8c5773a09de3282aa45b8f86409f0c880aae27635b0b5f [2021-10-29 02:53:45,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:53:45,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:53:45,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:53:45,737 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:53:45,738 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:53:45,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c [2021-10-29 02:53:45,813 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/data/77a1dc45a/72ac61c653e149cdb1dda7565162f8c0/FLAGff5ea4a69 [2021-10-29 02:53:46,409 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:53:46,412 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c [2021-10-29 02:53:46,425 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/data/77a1dc45a/72ac61c653e149cdb1dda7565162f8c0/FLAGff5ea4a69 [2021-10-29 02:53:46,666 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/data/77a1dc45a/72ac61c653e149cdb1dda7565162f8c0 [2021-10-29 02:53:46,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:53:46,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:53:46,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:53:46,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:53:46,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:53:46,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:53:46" (1/1) ... [2021-10-29 02:53:46,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c21d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:46, skipping insertion in model container [2021-10-29 02:53:46,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:53:46" (1/1) ... [2021-10-29 02:53:46,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:53:46,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:53:46,924 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c[1605,1618] [2021-10-29 02:53:47,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:53:47,056 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:53:47,079 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c[1605,1618] [2021-10-29 02:53:47,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:53:47,179 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:53:47,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47 WrapperNode [2021-10-29 02:53:47,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:53:47,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:53:47,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:53:47,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:53:47,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:53:47,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:53:47,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:53:47,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:53:47,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:53:47,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:53:47,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:53:47,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:53:47,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:47" (1/1) ... [2021-10-29 02:53:47,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:53:47,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:53:47,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:53:47,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:53:47,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:53:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 02:53:47,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 02:53:47,421 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 02:53:47,422 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 02:53:47,422 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 02:53:47,423 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 02:53:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:53:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 02:53:47,423 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 02:53:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:53:47,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:53:48,726 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:53:48,726 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-10-29 02:53:48,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:53:48 BoogieIcfgContainer [2021-10-29 02:53:48,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:53:48,730 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 02:53:48,730 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 02:53:48,742 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 02:53:48,742 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:53:48" (1/1) ... [2021-10-29 02:53:48,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:53:48,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:48,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2021-10-29 02:53:48,788 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2021-10-29 02:53:48,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 02:53:48,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:48,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:49,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:49,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2021-10-29 02:53:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2021-10-29 02:53:49,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 02:53:49,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:49,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:49,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2021-10-29 02:53:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2021-10-29 02:53:49,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 02:53:49,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:49,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:49,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 46 states and 65 transitions. [2021-10-29 02:53:49,687 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2021-10-29 02:53:49,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 02:53:49,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:49,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:49,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:49,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:49,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2021-10-29 02:53:49,857 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2021-10-29 02:53:49,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 02:53:49,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:49,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:49,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:53:49,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:49,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 48 states and 67 transitions. [2021-10-29 02:53:49,968 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2021-10-29 02:53:49,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 02:53:49,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:49,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:50,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:53:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2021-10-29 02:53:50,111 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2021-10-29 02:53:50,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 02:53:50,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:50,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:50,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:53:50,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:50,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2021-10-29 02:53:50,215 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2021-10-29 02:53:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 02:53:50,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:53:50,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:53:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:53:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:53:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:53:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 22 states and 25 transitions. [2021-10-29 02:53:50,310 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-10-29 02:53:50,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 02:53:50,311 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2021-10-29 02:53:50,318 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 02:53:50,394 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,400 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,400 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,400 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,400 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,401 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,401 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,402 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,402 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,402 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,402 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 02:53:50,406 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:53:50,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 02:53:50 ImpRootNode [2021-10-29 02:53:50,408 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 02:53:50,409 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 02:53:50,409 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 02:53:50,409 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 02:53:50,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:53:48" (3/4) ... [2021-10-29 02:53:50,413 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 02:53:50,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 02:53:50,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 02:53:50,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 02:53:50,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 02:53:50,431 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-10-29 02:53:50,432 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-10-29 02:53:50,433 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 02:53:50,433 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 02:53:50,434 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 02:53:50,434 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 02:53:50,435 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 02:53:50,494 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 02:53:50,494 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 02:53:50,496 INFO L168 Benchmark]: Toolchain (without parser) took 3825.48 ms. Allocated memory was 130.0 MB in the beginning and 169.9 MB in the end (delta: 39.8 MB). Free memory was 95.7 MB in the beginning and 119.9 MB in the end (delta: -24.2 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:50,496 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 41.1 MB in the beginning and 41.1 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:53:50,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.68 ms. Allocated memory is still 130.0 MB. Free memory was 95.4 MB in the beginning and 97.3 MB in the end (delta: -1.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:50,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.17 ms. Allocated memory is still 130.0 MB. Free memory was 97.3 MB in the beginning and 95.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:50,498 INFO L168 Benchmark]: Boogie Preprocessor took 68.36 ms. Allocated memory is still 130.0 MB. Free memory was 95.2 MB in the beginning and 93.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:50,499 INFO L168 Benchmark]: RCFGBuilder took 1406.22 ms. Allocated memory is still 130.0 MB. Free memory was 93.0 MB in the beginning and 45.6 MB in the end (delta: 47.4 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:50,499 INFO L168 Benchmark]: CodeCheck took 1678.16 ms. Allocated memory was 130.0 MB in the beginning and 169.9 MB in the end (delta: 39.8 MB). Free memory was 45.6 MB in the beginning and 124.1 MB in the end (delta: -78.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:53:50,500 INFO L168 Benchmark]: Witness Printer took 85.41 ms. Allocated memory is still 169.9 MB. Free memory was 124.1 MB in the beginning and 119.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:53:50,503 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 5 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 3884 SDtfs, 1452 SDslu, 2156 SDs, 0 SdLazy, 2668 SolverSat, 812 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1108 GetRequests, 1096 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 130 ConstructedInterpolants, 0 QuantifiedInterpolants, 262 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 12/12 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: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 41.1 MB in the beginning and 41.1 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 493.68 ms. Allocated memory is still 130.0 MB. Free memory was 95.4 MB in the beginning and 97.3 MB in the end (delta: -1.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.17 ms. Allocated memory is still 130.0 MB. Free memory was 97.3 MB in the beginning and 95.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.36 ms. Allocated memory is still 130.0 MB. Free memory was 95.2 MB in the beginning and 93.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1406.22 ms. Allocated memory is still 130.0 MB. Free memory was 93.0 MB in the beginning and 45.6 MB in the end (delta: 47.4 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB. * CodeCheck took 1678.16 ms. Allocated memory was 130.0 MB in the beginning and 169.9 MB in the end (delta: 39.8 MB). Free memory was 45.6 MB in the beginning and 124.1 MB in the end (delta: -78.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 85.41 ms. Allocated memory is still 169.9 MB. Free memory was 124.1 MB in the beginning and 119.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 02:53:50,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f870f0-c0aa-4891-af50-f440f6606419/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...