./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ --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 1fbaddd6fd169b7b48095dcc33030c6e5a8d967c7f37e463c0b8f5252997cc40 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:42:54,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:42:54,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:42:54,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:42:54,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:42:54,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:42:54,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:42:54,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:42:54,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:42:54,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:42:54,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:42:54,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:42:54,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:42:54,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:42:54,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:42:54,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:42:54,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:42:54,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:42:54,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:42:54,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:42:54,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:42:54,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:42:54,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:42:54,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:42:54,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:42:54,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:42:54,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:42:54,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:42:54,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:42:54,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:42:54,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:42:54,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:42:54,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:42:54,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:42:54,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:42:54,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:42:54,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:42:54,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:42:54,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:42:54,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:42:54,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:42:54,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:42:54,649 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:42:54,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:42:54,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:42:54,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:42:54,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:42:54,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:42:54,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:42:54,652 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:42:54,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:42:54,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:42:54,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:42:54,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:42:54,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:42:54,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:42:54,654 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:42:54,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:42:54,654 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:42:54,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:42:54,655 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:42:54,655 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:42:54,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:42:54,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:42:54,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:42:54,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:42:54,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:42:54,657 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:42:54,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:42:54,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:42:54,657 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_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fbaddd6fd169b7b48095dcc33030c6e5a8d967c7f37e463c0b8f5252997cc40 [2021-11-23 01:42:54,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:42:55,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:42:55,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:42:55,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:42:55,033 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:42:55,035 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-11-23 01:42:55,123 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/data/ff8ff1437/4839d52f29a840e9bac45389393f0924/FLAG000a1085b [2021-11-23 01:42:55,731 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:42:55,735 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-11-23 01:42:55,752 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/data/ff8ff1437/4839d52f29a840e9bac45389393f0924/FLAG000a1085b [2021-11-23 01:42:55,999 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/data/ff8ff1437/4839d52f29a840e9bac45389393f0924 [2021-11-23 01:42:56,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:42:56,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:42:56,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:42:56,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:42:56,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:42:56,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d456796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56, skipping insertion in model container [2021-11-23 01:42:56,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:42:56,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:42:56,302 WARN L230 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_b5866157-44da-4063-b5f1-3befcc2f658f/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1605,1618] [2021-11-23 01:42:56,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:42:56,511 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:42:56,531 WARN L230 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_b5866157-44da-4063-b5f1-3befcc2f658f/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1605,1618] [2021-11-23 01:42:56,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:42:56,647 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:42:56,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56 WrapperNode [2021-11-23 01:42:56,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:42:56,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:42:56,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:42:56,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:42:56,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,727 INFO L137 Inliner]: procedures = 51, calls = 147, calls flagged for inlining = 19, calls inlined = 14, statements flattened = 183 [2021-11-23 01:42:56,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:42:56,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:42:56,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:42:56,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:42:56,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:42:56,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:42:56,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:42:56,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:42:56,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:42:56" (1/1) ... [2021-11-23 01:42:56,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:42:56,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:42:56,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:42:56,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:42:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:42:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:42:56,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:42:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:42:56,873 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:42:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:42:56,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:42:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:42:56,873 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:42:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:42:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:42:56,874 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:42:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:42:56,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:42:56,974 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:42:56,989 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:42:57,326 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:42:57,448 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:42:57,448 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:42:57,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:42:57 BoogieIcfgContainer [2021-11-23 01:42:57,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:42:57,454 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:42:57,454 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:42:57,467 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:42:57,468 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:42:57" (1/1) ... [2021-11-23 01:42:57,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:42:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:57,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2021-11-23 01:42:57,587 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2021-11-23 01:42:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:42:57,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:57,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:57,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:57,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:57,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2021-11-23 01:42:57,904 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2021-11-23 01:42:57,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:42:57,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:57,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:57,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:58,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:58,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2021-11-23 01:42:58,016 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-11-23 01:42:58,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:42:58,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:58,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:58,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:58,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2021-11-23 01:42:58,352 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2021-11-23 01:42:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:42:58,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:58,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:58,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2021-11-23 01:42:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2021-11-23 01:42:58,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:42:58,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:58,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 95 transitions. [2021-11-23 01:42:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2021-11-23 01:42:59,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:42:59,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:59,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:59,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:59,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:59,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 67 states and 96 transitions. [2021-11-23 01:42:59,216 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2021-11-23 01:42:59,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:42:59,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:59,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:59,273 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:42:59,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:59,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 107 transitions. [2021-11-23 01:42:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2021-11-23 01:42:59,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:42:59,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:59,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:42:59,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 108 transitions. [2021-11-23 01:42:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-11-23 01:42:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:42:59,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:59,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:59,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 113 transitions. [2021-11-23 01:43:00,296 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 113 transitions. [2021-11-23 01:43:00,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:43:00,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:00,341 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:43:00,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 79 states and 119 transitions. [2021-11-23 01:43:00,524 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2021-11-23 01:43:00,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:43:00,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:00,602 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:43:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 81 states and 121 transitions. [2021-11-23 01:43:00,632 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2021-11-23 01:43:00,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:43:00,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:00,707 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:43:00,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 126 transitions. [2021-11-23 01:43:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2021-11-23 01:43:00,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:43:00,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:00,858 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:43:00,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 127 transitions. [2021-11-23 01:43:00,874 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2021-11-23 01:43:00,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:43:00,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:00,912 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:43:00,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 132 transitions. [2021-11-23 01:43:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 132 transitions. [2021-11-23 01:43:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:43:00,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:00,960 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:43:00,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 133 transitions. [2021-11-23 01:43:00,980 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2021-11-23 01:43:00,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:43:00,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:01,011 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:43:01,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 39 states and 48 transitions. [2021-11-23 01:43:01,026 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2021-11-23 01:43:01,026 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:43:01,027 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2021-11-23 01:43:01,038 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:43:01,123 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,128 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,128 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,128 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,128 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,129 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,129 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,129 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 01:43:01,133 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 01:43:01,134 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,134 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,135 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,135 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:43:01,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:43:01 ImpRootNode [2021-11-23 01:43:01,135 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:43:01,136 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:43:01,136 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:43:01,137 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:43:01,137 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:42:57" (3/4) ... [2021-11-23 01:43:01,140 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:43:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 01:43:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 01:43:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 01:43:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 01:43:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 01:43:01,162 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2021-11-23 01:43:01,164 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-23 01:43:01,164 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 01:43:01,165 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 01:43:01,165 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:43:01,166 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:43:01,166 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:43:01,270 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:43:01,270 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:43:01,271 INFO L158 Benchmark]: Toolchain (without parser) took 5268.69ms. Allocated memory was 100.7MB in the beginning and 163.6MB in the end (delta: 62.9MB). Free memory was 67.2MB in the beginning and 65.0MB in the end (delta: 2.2MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2021-11-23 01:43:01,272 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 100.7MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:43:01,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 644.60ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 67.0MB in the beginning and 89.6MB in the end (delta: -22.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:43:01,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.63ms. Allocated memory is still 121.6MB. Free memory was 89.6MB in the beginning and 87.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:43:01,274 INFO L158 Benchmark]: Boogie Preprocessor took 55.38ms. Allocated memory is still 121.6MB. Free memory was 87.1MB in the beginning and 86.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:43:01,275 INFO L158 Benchmark]: RCFGBuilder took 667.70ms. Allocated memory is still 121.6MB. Free memory was 85.8MB in the beginning and 67.9MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:43:01,275 INFO L158 Benchmark]: CodeCheck took 3681.69ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 67.9MB in the beginning and 70.1MB in the end (delta: -2.2MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-23 01:43:01,276 INFO L158 Benchmark]: Witness Printer took 134.38ms. Allocated memory is still 163.6MB. Free memory was 70.1MB in the beginning and 65.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:43:01,279 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 6 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2085 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 851 mSDsluCounter, 2085 SdHoareTripleChecker+Invalid, 3.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1497 mSDsCounter, 754 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2281 IncrementalHoareTripleChecker+Invalid, 3035 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 754 mSolverCounterUnsat, 800 mSDtfsCounter, 2281 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4259 GetRequests, 4185 SyntacticMatches, 4 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 488 ConstructedInterpolants, 0 QuantifiedInterpolants, 969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 15 PerfectInterpolantSequences, 176/177 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: 688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 100.7MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 644.60ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 67.0MB in the beginning and 89.6MB in the end (delta: -22.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.63ms. Allocated memory is still 121.6MB. Free memory was 89.6MB in the beginning and 87.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.38ms. Allocated memory is still 121.6MB. Free memory was 87.1MB in the beginning and 86.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 667.70ms. Allocated memory is still 121.6MB. Free memory was 85.8MB in the beginning and 67.9MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3681.69ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 67.9MB in the beginning and 70.1MB in the end (delta: -2.2MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * Witness Printer took 134.38ms. Allocated memory is still 163.6MB. Free memory was 70.1MB in the beginning and 65.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:43:01,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5866157-44da-4063-b5f1-3befcc2f658f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE