./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product10.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_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/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_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/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_69204a64-ad73-4882-ab5f-06a78be25068/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 38e7b274bf01bc93682679c1667a8f3cd31c3ce4f0d8668fbdf6f2f9baca870a ........................................................................................................................................................................................................................................................................................................................... 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 03:58:40,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:58:40,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:58:40,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:58:40,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:58:40,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:58:40,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:58:40,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:58:40,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:58:40,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:58:40,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:58:40,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:58:40,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:58:40,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:58:40,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:58:40,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:58:40,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:58:40,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:58:40,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:58:40,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:58:40,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:58:40,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:58:40,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:58:40,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:58:40,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:58:40,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:58:40,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:58:40,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:58:40,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:58:40,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:58:40,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:58:40,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:58:40,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:58:40,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:58:40,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:58:40,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:58:40,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:58:40,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:58:40,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:58:40,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:58:40,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:58:40,736 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:58:40,790 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:58:40,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:58:40,792 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:58:40,793 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:58:40,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:58:40,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:58:40,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:58:40,795 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:58:40,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:58:40,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:58:40,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:58:40,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:58:40,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:58:40,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:58:40,805 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:58:40,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:58:40,806 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:58:40,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:58:40,806 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:58:40,807 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:58:40,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:58:40,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:58:40,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:58:40,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:58:40,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:58:40,809 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:58:40,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:58:40,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:58:40,810 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_69204a64-ad73-4882-ab5f-06a78be25068/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38e7b274bf01bc93682679c1667a8f3cd31c3ce4f0d8668fbdf6f2f9baca870a [2021-10-29 03:58:41,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:58:41,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:58:41,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:58:41,274 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:58:41,279 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:58:41,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c [2021-10-29 03:58:41,390 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/data/38a1c4b02/6f3c20773c7f463bbff2fb952e45f5d8/FLAG9be208e28 [2021-10-29 03:58:42,127 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:58:42,128 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c [2021-10-29 03:58:42,149 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/data/38a1c4b02/6f3c20773c7f463bbff2fb952e45f5d8/FLAG9be208e28 [2021-10-29 03:58:42,391 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/data/38a1c4b02/6f3c20773c7f463bbff2fb952e45f5d8 [2021-10-29 03:58:42,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:58:42,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:58:42,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:42,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:58:42,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:58:42,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb2d7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:42, skipping insertion in model container [2021-10-29 03:58:42,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:58:42" (1/1) ... [2021-10-29 03:58:42,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:58:42,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:58:42,970 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_69204a64-ad73-4882-ab5f-06a78be25068/sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c[11718,11731] [2021-10-29 03:58:43,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:58:43,102 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:58:43,216 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_69204a64-ad73-4882-ab5f-06a78be25068/sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c[11718,11731] [2021-10-29 03:58:43,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:58:43,265 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:58:43,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43 WrapperNode [2021-10-29 03:58:43,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:58:43,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:58:43,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:58:43,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:58:43,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:58:43,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:58:43,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:58:43,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:58:43,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:58:43,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:58:43,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:58:43,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:58:43,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:58:43" (1/1) ... [2021-10-29 03:58:43,413 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:58:43,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:58:43,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:58:43,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:58:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:58:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:58:43,515 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:58:43,516 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:58:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:58:43,516 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:58:43,517 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:58:43,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:58:43,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:58:45,057 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:58:45,058 INFO L299 CfgBuilder]: Removed 32 assume(true) statements. [2021-10-29 03:58:45,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:58:45 BoogieIcfgContainer [2021-10-29 03:58:45,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:58:45,062 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:58:45,063 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:58:45,076 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:58:45,077 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:58:45" (1/1) ... [2021-10-29 03:58:45,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:58:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2021-10-29 03:58:45,138 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2021-10-29 03:58:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:58:45,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:45,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:45,581 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 03:58:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:45,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2021-10-29 03:58:45,602 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2021-10-29 03:58:45,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:58:45,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:45,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:45,821 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 03:58:45,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:45,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2021-10-29 03:58:45,846 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2021-10-29 03:58:45,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:58:45,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:45,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:46,011 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 03:58:46,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2021-10-29 03:58:46,271 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2021-10-29 03:58:46,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:58:46,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:46,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:46,410 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 03:58:46,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:46,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2021-10-29 03:58:46,436 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2021-10-29 03:58:46,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:58:46,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:46,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:46,532 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 03:58:46,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:46,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2021-10-29 03:58:46,545 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2021-10-29 03:58:46,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:58:46,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:46,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:46,636 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 03:58:46,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:46,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 75 transitions. [2021-10-29 03:58:46,717 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-10-29 03:58:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:58:46,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:46,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:46,800 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 03:58:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:46,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2021-10-29 03:58:46,823 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2021-10-29 03:58:46,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:58:46,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:58:46,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:58:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:58:46,904 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 03:58:46,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:58:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 22 states and 25 transitions. [2021-10-29 03:58:46,921 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-10-29 03:58:46,921 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:58:46,922 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2021-10-29 03:58:46,930 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:58:46,995 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,001 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 03:58:47,006 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,006 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,007 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,007 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,007 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,008 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,008 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,008 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,009 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:58:47,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:58:47 ImpRootNode [2021-10-29 03:58:47,011 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:58:47,012 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:58:47,012 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:58:47,012 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:58:47,013 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:58:45" (3/4) ... [2021-10-29 03:58:47,016 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:58:47,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 03:58:47,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 03:58:47,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 03:58:47,025 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 03:58:47,036 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-10-29 03:58:47,037 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 03:58:47,038 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 03:58:47,038 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:58:47,040 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:58:47,040 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:58:47,041 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:58:47,140 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:58:47,141 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:58:47,143 INFO L168 Benchmark]: Toolchain (without parser) took 4742.05 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 66.5 MB in the beginning and 133.4 MB in the end (delta: -66.9 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:47,144 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 109.1 MB. Free memory is still 83.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:58:47,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 861.32 ms. Allocated memory is still 109.1 MB. Free memory was 66.3 MB in the beginning and 76.3 MB in the end (delta: -10.1 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:47,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.66 ms. Allocated memory is still 109.1 MB. Free memory was 76.3 MB in the beginning and 74.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:47,146 INFO L168 Benchmark]: Boogie Preprocessor took 39.43 ms. Allocated memory is still 109.1 MB. Free memory was 74.3 MB in the beginning and 72.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:58:47,146 INFO L168 Benchmark]: RCFGBuilder took 1674.03 ms. Allocated memory is still 109.1 MB. Free memory was 72.6 MB in the beginning and 72.1 MB in the end (delta: 452.9 kB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:47,147 INFO L168 Benchmark]: CodeCheck took 1948.80 ms. Allocated memory is still 109.1 MB. Free memory was 71.9 MB in the beginning and 39.4 MB in the end (delta: 32.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:47,148 INFO L168 Benchmark]: Witness Printer took 129.25 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 39.4 MB in the beginning and 133.4 MB in the end (delta: -94.0 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:58:47,151 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: 1.8s, 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: 4012 SDtfs, 1596 SDslu, 2316 SDs, 0 SdLazy, 2300 SolverSat, 732 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1095 GetRequests, 1083 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, 0.4s SatisfiabilityAnalysisTime, 0.6s 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: 449]: 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: 707]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 109.1 MB. Free memory is still 83.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 861.32 ms. Allocated memory is still 109.1 MB. Free memory was 66.3 MB in the beginning and 76.3 MB in the end (delta: -10.1 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.66 ms. Allocated memory is still 109.1 MB. Free memory was 76.3 MB in the beginning and 74.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.43 ms. Allocated memory is still 109.1 MB. Free memory was 74.3 MB in the beginning and 72.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1674.03 ms. Allocated memory is still 109.1 MB. Free memory was 72.6 MB in the beginning and 72.1 MB in the end (delta: 452.9 kB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. * CodeCheck took 1948.80 ms. Allocated memory is still 109.1 MB. Free memory was 71.9 MB in the beginning and 39.4 MB in the end (delta: 32.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. * Witness Printer took 129.25 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 39.4 MB in the beginning and 133.4 MB in the end (delta: -94.0 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:58:47,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69204a64-ad73-4882-ab5f-06a78be25068/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...