./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f109400e8916ff9eba13533e7575144e5f0c1404 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:33:28,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:33:28,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:33:28,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:33:28,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:33:28,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:33:28,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:33:28,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:33:28,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:33:28,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:33:28,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:33:28,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:33:28,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:33:28,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:33:28,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:33:28,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:33:28,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:33:28,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:33:28,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:33:28,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:33:28,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:33:28,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:33:28,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:33:28,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:33:28,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:33:28,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:33:28,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:33:28,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:33:28,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:33:28,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:33:28,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:33:28,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:33:28,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:33:28,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:33:28,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:33:28,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:33:28,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:33:28,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:33:28,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:33:28,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:33:28,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:33:28,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:33:29,015 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:33:29,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:33:29,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:33:29,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:33:29,017 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:33:29,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:33:29,018 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:33:29,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:33:29,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:33:29,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:33:29,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:33:29,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:33:29,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:33:29,019 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:33:29,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:33:29,020 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:33:29,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:33:29,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:33:29,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:33:29,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:33:29,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:33:29,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:33:29,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:33:29,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:33:29,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:33:29,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:33:29,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:33:29,023 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:33:29,023 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_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f109400e8916ff9eba13533e7575144e5f0c1404 [2021-10-11 00:33:29,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:33:29,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:33:29,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:33:29,308 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:33:29,309 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:33:29,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2021-10-11 00:33:29,390 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/data/0d7eccb83/14a0aeef88f64ab5872511bba91706c1/FLAGe423a918c [2021-10-11 00:33:29,922 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:33:29,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2021-10-11 00:33:29,934 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/data/0d7eccb83/14a0aeef88f64ab5872511bba91706c1/FLAGe423a918c [2021-10-11 00:33:30,247 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/data/0d7eccb83/14a0aeef88f64ab5872511bba91706c1 [2021-10-11 00:33:30,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:33:30,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:33:30,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:33:30,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:33:30,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:33:30,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da159df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30, skipping insertion in model container [2021-10-11 00:33:30,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:33:30,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:33:30,534 WARN L226 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_fb34dd45-eb62-490d-9890-f72c4a3dfa89/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c[6078,6091] [2021-10-11 00:33:30,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:33:30,679 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:33:30,738 WARN L226 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_fb34dd45-eb62-490d-9890-f72c4a3dfa89/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c[6078,6091] [2021-10-11 00:33:30,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:33:30,805 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:33:30,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30 WrapperNode [2021-10-11 00:33:30,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:33:30,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:33:30,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:33:30,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:33:30,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:33:30,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:33:30,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:33:30,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:33:30,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... [2021-10-11 00:33:30,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:33:30,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:33:30,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:33:30,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:33:30,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:33:31,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:33:31,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:33:31,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:33:31,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:33:31,952 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:33:31,956 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-10-11 00:33:31,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:33:31 BoogieIcfgContainer [2021-10-11 00:33:31,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:33:31,960 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:33:31,960 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:33:31,965 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:33:31,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:33:30" (1/3) ... [2021-10-11 00:33:31,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc2a0e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:33:31, skipping insertion in model container [2021-10-11 00:33:31,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:30" (2/3) ... [2021-10-11 00:33:31,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc2a0e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:33:31, skipping insertion in model container [2021-10-11 00:33:31,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:33:31" (3/3) ... [2021-10-11 00:33:31,969 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product17.cil.c [2021-10-11 00:33:31,987 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:33:31,991 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:33:32,002 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:33:32,041 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:33:32,042 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:33:32,043 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:33:32,043 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:33:32,043 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:33:32,043 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:33:32,044 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:33:32,044 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:33:32,078 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2021-10-11 00:33:32,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 00:33:32,084 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:33:32,085 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:33:32,086 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:33:32,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:33:32,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1001432226, now seen corresponding path program 1 times [2021-10-11 00:33:32,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:33:32,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414274411] [2021-10-11 00:33:32,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:33:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:33:32,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:33:32,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414274411] [2021-10-11 00:33:32,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:33:32,461 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:33:32,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639443642] [2021-10-11 00:33:32,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:33:32,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:33:32,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:33:32,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:33:32,482 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2021-10-11 00:33:32,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:33:32,507 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2021-10-11 00:33:32,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:33:32,508 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 00:33:32,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:33:32,518 INFO L225 Difference]: With dead ends: 151 [2021-10-11 00:33:32,518 INFO L226 Difference]: Without dead ends: 75 [2021-10-11 00:33:32,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:33:32,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-11 00:33:32,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-10-11 00:33:32,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-10-11 00:33:32,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2021-10-11 00:33:32,560 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2021-10-11 00:33:32,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:33:32,560 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2021-10-11 00:33:32,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:33:32,561 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2021-10-11 00:33:32,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:33:32,562 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:33:32,562 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:33:32,563 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:33:32,563 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:33:32,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:33:32,564 INFO L82 PathProgramCache]: Analyzing trace with hash -434799197, now seen corresponding path program 1 times [2021-10-11 00:33:32,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:33:32,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816761221] [2021-10-11 00:33:32,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:33:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:33:32,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:33:32,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816761221] [2021-10-11 00:33:32,663 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:33:32,663 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:33:32,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640376045] [2021-10-11 00:33:32,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:33:32,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:33:32,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:33:32,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:33:32,669 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2021-10-11 00:33:32,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:33:32,684 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2021-10-11 00:33:32,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:33:32,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 00:33:32,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:33:32,688 INFO L225 Difference]: With dead ends: 75 [2021-10-11 00:33:32,688 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 00:33:32,689 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:33:32,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 00:33:32,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 00:33:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 00:33:32,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-10-11 00:33:32,701 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2021-10-11 00:33:32,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:33:32,701 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-10-11 00:33:32,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:33:32,702 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-11 00:33:32,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:33:32,704 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:33:32,705 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:33:32,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:33:32,706 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:33:32,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:33:32,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1568486346, now seen corresponding path program 1 times [2021-10-11 00:33:32,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:33:32,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078673663] [2021-10-11 00:33:32,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:33:32,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:33:32,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:33:32,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078673663] [2021-10-11 00:33:32,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:33:32,841 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:33:32,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996626450] [2021-10-11 00:33:32,841 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:33:32,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:33:32,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:33:32,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:33:32,843 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 6 states. [2021-10-11 00:33:33,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:33:33,016 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2021-10-11 00:33:33,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:33:33,016 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 00:33:33,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:33:33,017 INFO L225 Difference]: With dead ends: 63 [2021-10-11 00:33:33,022 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 00:33:33,023 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:33:33,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 00:33:33,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 00:33:33,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 00:33:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2021-10-11 00:33:33,028 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2021-10-11 00:33:33,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:33:33,029 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2021-10-11 00:33:33,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:33:33,029 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-10-11 00:33:33,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 00:33:33,030 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:33:33,030 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:33:33,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:33:33,030 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:33:33,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:33:33,031 INFO L82 PathProgramCache]: Analyzing trace with hash -1679469095, now seen corresponding path program 1 times [2021-10-11 00:33:33,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:33:33,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983043968] [2021-10-11 00:33:33,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:33:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:33:33,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:33:33,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983043968] [2021-10-11 00:33:33,110 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:33:33,110 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:33:33,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401644095] [2021-10-11 00:33:33,111 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:33:33,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:33:33,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:33:33,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:33:33,112 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2021-10-11 00:33:33,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:33:33,231 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2021-10-11 00:33:33,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:33:33,232 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 00:33:33,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:33:33,238 INFO L225 Difference]: With dead ends: 154 [2021-10-11 00:33:33,239 INFO L226 Difference]: Without dead ends: 126 [2021-10-11 00:33:33,239 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:33:33,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-10-11 00:33:33,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2021-10-11 00:33:33,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2021-10-11 00:33:33,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2021-10-11 00:33:33,266 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2021-10-11 00:33:33,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:33:33,267 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2021-10-11 00:33:33,267 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:33:33,267 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2021-10-11 00:33:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 00:33:33,268 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:33:33,269 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:33:33,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:33:33,269 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:33:33,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:33:33,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1573698991, now seen corresponding path program 1 times [2021-10-11 00:33:33,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:33:33,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018569157] [2021-10-11 00:33:33,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:33:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:33:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:33:33,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018569157] [2021-10-11 00:33:33,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:33:33,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:33:33,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211822002] [2021-10-11 00:33:33,430 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:33:33,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:33:33,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:33:33,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:33:33,432 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand 5 states. [2021-10-11 00:33:33,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:33:33,490 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2021-10-11 00:33:33,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:33:33,491 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 00:33:33,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:33:33,492 INFO L225 Difference]: With dead ends: 150 [2021-10-11 00:33:33,492 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:33:33,493 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:33:33,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:33:33,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:33:33,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:33:33,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:33:33,494 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 00:33:33,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:33:33,495 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:33:33,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:33:33,495 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:33:33,495 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:33:33,495 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:33:33,497 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:33:33,895 INFO L258 CegarLoopResult]: At program point L217(lines 216 235) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:33:33,895 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 404) no Hoare annotation was computed. [2021-10-11 00:33:33,895 INFO L262 CegarLoopResult]: For program point L217-1(lines 217 223) no Hoare annotation was computed. [2021-10-11 00:33:33,896 INFO L262 CegarLoopResult]: For program point L151(lines 150 195) no Hoare annotation was computed. [2021-10-11 00:33:33,896 INFO L258 CegarLoopResult]: At program point L217-2(lines 216 235) the Hoare annotation is: false [2021-10-11 00:33:33,896 INFO L258 CegarLoopResult]: At program point L217-3(lines 216 235) the Hoare annotation is: false [2021-10-11 00:33:33,896 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:33:33,897 INFO L262 CegarLoopResult]: For program point L829(lines 829 833) no Hoare annotation was computed. [2021-10-11 00:33:33,898 INFO L262 CegarLoopResult]: For program point L796(lines 796 806) no Hoare annotation was computed. [2021-10-11 00:33:33,898 INFO L262 CegarLoopResult]: For program point L829-1(lines 217 223) no Hoare annotation was computed. [2021-10-11 00:33:33,898 INFO L262 CegarLoopResult]: For program point L796-2(lines 796 806) no Hoare annotation was computed. [2021-10-11 00:33:33,898 INFO L262 CegarLoopResult]: For program point L152(lines 152 156) no Hoare annotation was computed. [2021-10-11 00:33:33,899 INFO L262 CegarLoopResult]: For program point L796-4(lines 796 806) no Hoare annotation was computed. [2021-10-11 00:33:33,899 INFO L262 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2021-10-11 00:33:33,899 INFO L262 CegarLoopResult]: For program point L351-2(lines 351 355) no Hoare annotation was computed. [2021-10-11 00:33:33,899 INFO L262 CegarLoopResult]: For program point L797(lines 797 803) no Hoare annotation was computed. [2021-10-11 00:33:33,899 INFO L262 CegarLoopResult]: For program point L351-3(lines 351 355) no Hoare annotation was computed. [2021-10-11 00:33:33,900 INFO L262 CegarLoopResult]: For program point L797-2(lines 797 803) no Hoare annotation was computed. [2021-10-11 00:33:33,900 INFO L262 CegarLoopResult]: For program point L186(lines 186 190) no Hoare annotation was computed. [2021-10-11 00:33:33,900 INFO L262 CegarLoopResult]: For program point L351-5(lines 351 355) no Hoare annotation was computed. [2021-10-11 00:33:33,900 INFO L262 CegarLoopResult]: For program point L351-6(lines 351 355) no Hoare annotation was computed. [2021-10-11 00:33:33,900 INFO L262 CegarLoopResult]: For program point L797-4(lines 797 803) no Hoare annotation was computed. [2021-10-11 00:33:33,900 INFO L262 CegarLoopResult]: For program point L186-2(lines 217 223) no Hoare annotation was computed. [2021-10-11 00:33:33,901 INFO L262 CegarLoopResult]: For program point L351-8(lines 351 355) no Hoare annotation was computed. [2021-10-11 00:33:33,901 INFO L258 CegarLoopResult]: At program point L302(lines 297 305) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:33:33,901 INFO L258 CegarLoopResult]: At program point L781(lines 776 783) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:33:33,901 INFO L258 CegarLoopResult]: At program point L302-1(lines 297 305) the Hoare annotation is: false [2021-10-11 00:33:33,901 INFO L258 CegarLoopResult]: At program point L302-2(lines 297 305) the Hoare annotation is: false [2021-10-11 00:33:33,902 INFO L262 CegarLoopResult]: For program point L170(lines 170 176) no Hoare annotation was computed. [2021-10-11 00:33:33,902 INFO L258 CegarLoopResult]: At program point L170-1(lines 170 176) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:33:33,903 INFO L262 CegarLoopResult]: For program point L897(lines 897 904) no Hoare annotation was computed. [2021-10-11 00:33:33,906 INFO L265 CegarLoopResult]: At program point L897-1(lines 897 904) the Hoare annotation is: true [2021-10-11 00:33:33,907 INFO L262 CegarLoopResult]: For program point L253(lines 253 261) no Hoare annotation was computed. [2021-10-11 00:33:33,907 INFO L262 CegarLoopResult]: For program point L253-1(lines 253 261) no Hoare annotation was computed. [2021-10-11 00:33:33,907 INFO L262 CegarLoopResult]: For program point L253-2(lines 253 261) no Hoare annotation was computed. [2021-10-11 00:33:33,907 INFO L262 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-11 00:33:33,907 INFO L262 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-11 00:33:33,907 INFO L262 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-11 00:33:33,908 INFO L258 CegarLoopResult]: At program point L387(lines 1 909) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:33:33,908 INFO L262 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2021-10-11 00:33:33,908 INFO L262 CegarLoopResult]: For program point L404-1(line 404) no Hoare annotation was computed. [2021-10-11 00:33:33,908 INFO L262 CegarLoopResult]: For program point L404-2(line 404) no Hoare annotation was computed. [2021-10-11 00:33:33,908 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:33:33,915 INFO L258 CegarLoopResult]: At program point L224(lines 224 230) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:33:33,915 INFO L258 CegarLoopResult]: At program point L224-1(lines 224 230) the Hoare annotation is: false [2021-10-11 00:33:33,916 INFO L258 CegarLoopResult]: At program point L224-2(lines 224 230) the Hoare annotation is: false [2021-10-11 00:33:33,916 INFO L258 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:33:33,916 INFO L258 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2021-10-11 00:33:33,916 INFO L258 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: false [2021-10-11 00:33:33,916 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 404) no Hoare annotation was computed. [2021-10-11 00:33:33,916 INFO L258 CegarLoopResult]: At program point L357(lines 342 360) the Hoare annotation is: false [2021-10-11 00:33:33,917 INFO L258 CegarLoopResult]: At program point L357-1(lines 342 360) the Hoare annotation is: false [2021-10-11 00:33:33,917 INFO L258 CegarLoopResult]: At program point L357-2(lines 342 360) the Hoare annotation is: false [2021-10-11 00:33:33,917 INFO L262 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2021-10-11 00:33:33,917 INFO L258 CegarLoopResult]: At program point L160-1(lines 160 166) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:33:33,918 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:33:33,918 INFO L262 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-11 00:33:33,919 INFO L265 CegarLoopResult]: At program point L906(lines 887 909) the Hoare annotation is: true [2021-10-11 00:33:33,919 INFO L258 CegarLoopResult]: At program point L873(lines 869 875) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:33:33,919 INFO L258 CegarLoopResult]: At program point L196(lines 149 197) the Hoare annotation is: false [2021-10-11 00:33:33,919 INFO L262 CegarLoopResult]: For program point L180(lines 180 191) no Hoare annotation was computed. [2021-10-11 00:33:33,920 INFO L258 CegarLoopResult]: At program point L395(lines 390 398) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:33:33,920 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:33:33,920 INFO L262 CegarLoopResult]: For program point L792(lines 792 809) no Hoare annotation was computed. [2021-10-11 00:33:33,920 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 404) no Hoare annotation was computed. [2021-10-11 00:33:33,920 INFO L258 CegarLoopResult]: At program point L792-1(lines 1 909) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2021-10-11 00:33:33,921 INFO L258 CegarLoopResult]: At program point L825-2(lines 825 839) the Hoare annotation is: false [2021-10-11 00:33:33,921 INFO L262 CegarLoopResult]: For program point L792-2(lines 792 809) no Hoare annotation was computed. [2021-10-11 00:33:33,923 INFO L258 CegarLoopResult]: At program point L792-3(lines 1 909) the Hoare annotation is: false [2021-10-11 00:33:33,923 INFO L262 CegarLoopResult]: For program point L792-4(lines 792 809) no Hoare annotation was computed. [2021-10-11 00:33:33,923 INFO L258 CegarLoopResult]: At program point L792-5(lines 1 909) the Hoare annotation is: false [2021-10-11 00:33:33,923 INFO L262 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2021-10-11 00:33:33,923 INFO L258 CegarLoopResult]: At program point L133(lines 128 136) the Hoare annotation is: false [2021-10-11 00:33:33,924 INFO L258 CegarLoopResult]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2021-10-11 00:33:33,924 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 00:33:33,924 INFO L258 CegarLoopResult]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-11 00:33:33,924 INFO L262 CegarLoopResult]: For program point L249(lines 249 266) no Hoare annotation was computed. [2021-10-11 00:33:33,924 INFO L262 CegarLoopResult]: For program point L249-1(lines 249 266) no Hoare annotation was computed. [2021-10-11 00:33:33,924 INFO L262 CegarLoopResult]: For program point L249-2(lines 249 266) no Hoare annotation was computed. [2021-10-11 00:33:33,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:33:33 BoogieIcfgContainer [2021-10-11 00:33:33,961 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:33:33,961 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:33:33,961 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:33:33,962 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:33:33,962 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:33:31" (3/4) ... [2021-10-11 00:33:33,965 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:33:33,987 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:33:33,988 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:33:33,989 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:33:33,990 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:33:33,990 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:33:33,991 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:33:33,992 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:33:34,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2021-10-11 00:33:34,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive [2021-10-11 00:33:34,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive [2021-10-11 00:33:34,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:33:34,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:33:34,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:33:34,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:33:34,023 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:33:34,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:33:34,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == systemActive && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2021-10-11 00:33:34,115 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34dd45-eb62-490d-9890-f72c4a3dfa89/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:33:34,115 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:33:34,117 INFO L168 Benchmark]: Toolchain (without parser) took 3864.61 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 72.2 MB in the beginning and 112.4 MB in the end (delta: -40.2 MB). Peak memory consumption was 73.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:33:34,118 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 102.8 MB. Free memory was 56.6 MB in the beginning and 56.5 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:33:34,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 553.47 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 72.2 MB in the beginning and 106.5 MB in the end (delta: -34.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:33:34,119 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.35 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 103.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:33:34,119 INFO L168 Benchmark]: Boogie Preprocessor took 44.89 ms. Allocated memory is still 140.5 MB. Free memory was 103.7 MB in the beginning and 101.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:33:34,120 INFO L168 Benchmark]: RCFGBuilder took 1036.53 ms. Allocated memory is still 140.5 MB. Free memory was 101.6 MB in the beginning and 48.4 MB in the end (delta: 53.2 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:33:34,120 INFO L168 Benchmark]: TraceAbstraction took 2000.88 ms. Allocated memory is still 140.5 MB. Free memory was 48.4 MB in the beginning and 44.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:33:34,121 INFO L168 Benchmark]: Witness Printer took 153.84 ms. Allocated memory is still 140.5 MB. Free memory was 44.9 MB in the beginning and 112.4 MB in the end (delta: -67.5 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:33:34,123 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 ms. Allocated memory is still 102.8 MB. Free memory was 56.6 MB in the beginning and 56.5 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 553.47 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 72.2 MB in the beginning and 106.5 MB in the end (delta: -34.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.35 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 103.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.89 ms. Allocated memory is still 140.5 MB. Free memory was 103.7 MB in the beginning and 101.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1036.53 ms. Allocated memory is still 140.5 MB. Free memory was 101.6 MB in the beginning and 48.4 MB in the end (delta: 53.2 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2000.88 ms. Allocated memory is still 140.5 MB. Free memory was 48.4 MB in the beginning and 44.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * Witness Printer took 153.84 ms. Allocated memory is still 140.5 MB. Free memory was 44.9 MB in the beginning and 112.4 MB in the end (delta: -67.5 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 404]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 404]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 404]: 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 3 specifications checked. All of them hold - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: ((((\result == systemActive && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 326 SDtfs, 388 SDslu, 296 SDs, 0 SdLazy, 46 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 66 NumberOfFragments, 190 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1196 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 285 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 5537 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...