./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product48.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_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/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_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/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_25b5589f-4b0f-48e7-9804-605972dbc01e/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 1ab16baa4986c30d82da896f91b34098372adf7a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:33:59,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:33:59,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:33:59,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:33:59,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:33:59,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:33:59,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:33:59,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:33:59,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:33:59,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:33:59,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:33:59,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:33:59,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:33:59,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:33:59,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:33:59,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:33:59,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:33:59,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:33:59,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:33:59,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:33:59,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:33:59,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:33:59,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:33:59,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:33:59,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:33:59,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:33:59,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:33:59,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:33:59,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:33:59,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:33:59,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:33:59,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:33:59,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:33:59,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:33:59,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:33:59,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:33:59,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:33:59,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:33:59,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:33:59,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:33:59,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:33:59,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:34:00,014 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:34:00,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:34:00,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:34:00,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:34:00,017 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:34:00,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:34:00,017 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:34:00,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:34:00,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:34:00,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:34:00,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:34:00,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:34:00,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:34:00,026 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:34:00,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:34:00,027 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:34:00,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:34:00,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:34:00,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:34:00,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:34:00,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:34:00,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:34:00,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:34:00,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:34:00,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:34:00,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:34:00,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:34:00,030 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:34:00,030 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_25b5589f-4b0f-48e7-9804-605972dbc01e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ab16baa4986c30d82da896f91b34098372adf7a [2021-10-11 00:34:00,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:34:00,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:34:00,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:34:00,311 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:34:00,312 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:34:00,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c [2021-10-11 00:34:00,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC/data/08dc701cc/1b27af4ac846472c9940a709730eba79/FLAG2929d04be [2021-10-11 00:34:00,851 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:34:00,851 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c [2021-10-11 00:34:00,866 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC/data/08dc701cc/1b27af4ac846472c9940a709730eba79/FLAG2929d04be [2021-10-11 00:34:01,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC/data/08dc701cc/1b27af4ac846472c9940a709730eba79 [2021-10-11 00:34:01,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:34:01,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:34:01,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:01,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:34:01,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:34:01,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:01,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3db929e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01, skipping insertion in model container [2021-10-11 00:34:01,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:01,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:34:01,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:34:01,621 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_25b5589f-4b0f-48e7-9804-605972dbc01e/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c[17442,17455] [2021-10-11 00:34:01,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:01,662 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:34:01,797 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_25b5589f-4b0f-48e7-9804-605972dbc01e/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c[17442,17455] [2021-10-11 00:34:01,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:01,857 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:34:01,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01 WrapperNode [2021-10-11 00:34:01,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:01,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:01,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:34:01,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:34:01,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:01,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:01,964 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:01,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:34:01,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:34:01,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:34:01,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:01,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:01,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:01,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:02,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:02,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:02,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... [2021-10-11 00:34:02,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:34:02,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:34:02,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:34:02,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:34:02,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/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 00:34:02,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:34:02,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:34:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:34:02,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:34:03,279 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:34:03,279 INFO L299 CfgBuilder]: Removed 200 assume(true) statements. [2021-10-11 00:34:03,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:03 BoogieIcfgContainer [2021-10-11 00:34:03,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:34:03,287 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:34:03,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:34:03,291 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:34:03,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:34:01" (1/3) ... [2021-10-11 00:34:03,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73aa660f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:03, skipping insertion in model container [2021-10-11 00:34:03,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:01" (2/3) ... [2021-10-11 00:34:03,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73aa660f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:03, skipping insertion in model container [2021-10-11 00:34:03,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:03" (3/3) ... [2021-10-11 00:34:03,295 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product48.cil.c [2021-10-11 00:34:03,313 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:34:03,317 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:34:03,328 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:34:03,354 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:34:03,354 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:34:03,355 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:34:03,355 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:34:03,355 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:34:03,355 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:34:03,355 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:34:03,356 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:34:03,373 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2021-10-11 00:34:03,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 00:34:03,379 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:03,380 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 00:34:03,381 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:03,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:03,387 INFO L82 PathProgramCache]: Analyzing trace with hash -330996092, now seen corresponding path program 1 times [2021-10-11 00:34:03,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:03,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056482590] [2021-10-11 00:34:03,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:03,627 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 00:34:03,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056482590] [2021-10-11 00:34:03,628 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:03,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:03,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283749803] [2021-10-11 00:34:03,633 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:34:03,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:03,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:34:03,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:34:03,647 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2021-10-11 00:34:03,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:03,683 INFO L93 Difference]: Finished difference Result 263 states and 396 transitions. [2021-10-11 00:34:03,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:34:03,685 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 00:34:03,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:03,697 INFO L225 Difference]: With dead ends: 263 [2021-10-11 00:34:03,697 INFO L226 Difference]: Without dead ends: 131 [2021-10-11 00:34:03,701 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 00:34:03,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-11 00:34:03,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-10-11 00:34:03,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2021-10-11 00:34:03,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 190 transitions. [2021-10-11 00:34:03,762 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 190 transitions. Word has length 18 [2021-10-11 00:34:03,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:03,763 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 190 transitions. [2021-10-11 00:34:03,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:34:03,763 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 190 transitions. [2021-10-11 00:34:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:34:03,764 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:03,765 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 00:34:03,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:34:03,765 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:03,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:03,766 INFO L82 PathProgramCache]: Analyzing trace with hash -549832061, now seen corresponding path program 1 times [2021-10-11 00:34:03,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:03,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512356763] [2021-10-11 00:34:03,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:03,890 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 00:34:03,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512356763] [2021-10-11 00:34:03,891 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:03,891 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:03,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492596194] [2021-10-11 00:34:03,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:03,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:03,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:03,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:03,894 INFO L87 Difference]: Start difference. First operand 131 states and 190 transitions. Second operand 3 states. [2021-10-11 00:34:03,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:03,923 INFO L93 Difference]: Finished difference Result 131 states and 190 transitions. [2021-10-11 00:34:03,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:03,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 00:34:03,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:03,929 INFO L225 Difference]: With dead ends: 131 [2021-10-11 00:34:03,929 INFO L226 Difference]: Without dead ends: 55 [2021-10-11 00:34:03,930 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 00:34:03,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-11 00:34:03,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-11 00:34:03,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2021-10-11 00:34:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-10-11 00:34:03,937 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2021-10-11 00:34:03,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:03,937 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-10-11 00:34:03,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:03,937 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-10-11 00:34:03,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:34:03,938 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:03,939 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 00:34:03,939 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:34:03,939 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:03,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:03,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1314651584, now seen corresponding path program 1 times [2021-10-11 00:34:03,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:03,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215583134] [2021-10-11 00:34:03,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:04,093 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 00:34:04,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215583134] [2021-10-11 00:34:04,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:04,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:34:04,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602062339] [2021-10-11 00:34:04,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:34:04,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:04,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:34:04,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:04,097 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 5 states. [2021-10-11 00:34:04,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:04,206 INFO L93 Difference]: Finished difference Result 127 states and 187 transitions. [2021-10-11 00:34:04,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:34:04,206 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 00:34:04,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:04,209 INFO L225 Difference]: With dead ends: 127 [2021-10-11 00:34:04,210 INFO L226 Difference]: Without dead ends: 79 [2021-10-11 00:34:04,211 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:34:04,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-10-11 00:34:04,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 75. [2021-10-11 00:34:04,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-10-11 00:34:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2021-10-11 00:34:04,223 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 24 [2021-10-11 00:34:04,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:04,223 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2021-10-11 00:34:04,224 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:34:04,224 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2021-10-11 00:34:04,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 00:34:04,225 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:04,225 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 00:34:04,225 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:34:04,226 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:04,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:04,226 INFO L82 PathProgramCache]: Analyzing trace with hash 399769442, now seen corresponding path program 1 times [2021-10-11 00:34:04,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:04,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523468201] [2021-10-11 00:34:04,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:04,338 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 00:34:04,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523468201] [2021-10-11 00:34:04,339 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:04,339 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:04,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099909609] [2021-10-11 00:34:04,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:04,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:04,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:04,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:04,341 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand 3 states. [2021-10-11 00:34:04,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:04,386 INFO L93 Difference]: Finished difference Result 165 states and 245 transitions. [2021-10-11 00:34:04,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:04,387 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 00:34:04,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:04,388 INFO L225 Difference]: With dead ends: 165 [2021-10-11 00:34:04,388 INFO L226 Difference]: Without dead ends: 97 [2021-10-11 00:34:04,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 00:34:04,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-10-11 00:34:04,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2021-10-11 00:34:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2021-10-11 00:34:04,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 136 transitions. [2021-10-11 00:34:04,401 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 136 transitions. Word has length 26 [2021-10-11 00:34:04,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:04,401 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 136 transitions. [2021-10-11 00:34:04,402 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2021-10-11 00:34:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 00:34:04,403 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:04,403 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, 1] [2021-10-11 00:34:04,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:34:04,404 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:04,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:04,404 INFO L82 PathProgramCache]: Analyzing trace with hash -521625591, now seen corresponding path program 1 times [2021-10-11 00:34:04,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:04,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951888123] [2021-10-11 00:34:04,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:04,526 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 00:34:04,527 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951888123] [2021-10-11 00:34:04,527 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:04,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:34:04,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652198045] [2021-10-11 00:34:04,528 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:34:04,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:04,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:34:04,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:04,529 INFO L87 Difference]: Start difference. First operand 95 states and 136 transitions. Second operand 5 states. [2021-10-11 00:34:04,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:04,724 INFO L93 Difference]: Finished difference Result 447 states and 651 transitions. [2021-10-11 00:34:04,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:34:04,725 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 00:34:04,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:04,729 INFO L225 Difference]: With dead ends: 447 [2021-10-11 00:34:04,729 INFO L226 Difference]: Without dead ends: 359 [2021-10-11 00:34:04,730 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 00:34:04,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-10-11 00:34:04,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 172. [2021-10-11 00:34:04,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2021-10-11 00:34:04,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 243 transitions. [2021-10-11 00:34:04,801 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 243 transitions. Word has length 27 [2021-10-11 00:34:04,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:04,801 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 243 transitions. [2021-10-11 00:34:04,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:34:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 243 transitions. [2021-10-11 00:34:04,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 00:34:04,805 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:04,805 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, 1, 1] [2021-10-11 00:34:04,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:34:04,806 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:04,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:04,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1955770751, now seen corresponding path program 1 times [2021-10-11 00:34:04,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:04,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799345066] [2021-10-11 00:34:04,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:04,893 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 00:34:04,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799345066] [2021-10-11 00:34:04,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:04,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:34:04,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557090052] [2021-10-11 00:34:04,895 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:34:04,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:04,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:34:04,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:04,896 INFO L87 Difference]: Start difference. First operand 172 states and 243 transitions. Second operand 5 states. [2021-10-11 00:34:05,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:05,052 INFO L93 Difference]: Finished difference Result 643 states and 913 transitions. [2021-10-11 00:34:05,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:34:05,053 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2021-10-11 00:34:05,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:05,057 INFO L225 Difference]: With dead ends: 643 [2021-10-11 00:34:05,058 INFO L226 Difference]: Without dead ends: 478 [2021-10-11 00:34:05,059 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 00:34:05,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2021-10-11 00:34:05,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 170. [2021-10-11 00:34:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2021-10-11 00:34:05,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 237 transitions. [2021-10-11 00:34:05,098 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 237 transitions. Word has length 28 [2021-10-11 00:34:05,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:05,099 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 237 transitions. [2021-10-11 00:34:05,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:34:05,102 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 237 transitions. [2021-10-11 00:34:05,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 00:34:05,103 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:05,106 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:05,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:34:05,106 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:05,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:05,107 INFO L82 PathProgramCache]: Analyzing trace with hash 1721615084, now seen corresponding path program 1 times [2021-10-11 00:34:05,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:05,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511538930] [2021-10-11 00:34:05,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:05,212 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 00:34:05,213 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511538930] [2021-10-11 00:34:05,213 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:05,213 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:34:05,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016727733] [2021-10-11 00:34:05,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:34:05,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:05,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:34:05,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:05,217 INFO L87 Difference]: Start difference. First operand 170 states and 237 transitions. Second operand 5 states. [2021-10-11 00:34:05,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:05,299 INFO L93 Difference]: Finished difference Result 495 states and 685 transitions. [2021-10-11 00:34:05,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:34:05,300 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2021-10-11 00:34:05,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:05,304 INFO L225 Difference]: With dead ends: 495 [2021-10-11 00:34:05,304 INFO L226 Difference]: Without dead ends: 332 [2021-10-11 00:34:05,305 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 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 00:34:05,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2021-10-11 00:34:05,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 182. [2021-10-11 00:34:05,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2021-10-11 00:34:05,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 249 transitions. [2021-10-11 00:34:05,354 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 249 transitions. Word has length 36 [2021-10-11 00:34:05,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:05,355 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 249 transitions. [2021-10-11 00:34:05,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:34:05,355 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 249 transitions. [2021-10-11 00:34:05,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 00:34:05,362 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:05,362 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:05,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:34:05,362 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:05,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:05,363 INFO L82 PathProgramCache]: Analyzing trace with hash 710497834, now seen corresponding path program 1 times [2021-10-11 00:34:05,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:05,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427902821] [2021-10-11 00:34:05,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:05,469 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 00:34:05,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427902821] [2021-10-11 00:34:05,470 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:05,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:34:05,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75474964] [2021-10-11 00:34:05,471 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:34:05,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:05,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:34:05,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:34:05,472 INFO L87 Difference]: Start difference. First operand 182 states and 249 transitions. Second operand 6 states. [2021-10-11 00:34:05,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:05,574 INFO L93 Difference]: Finished difference Result 529 states and 719 transitions. [2021-10-11 00:34:05,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:34:05,575 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2021-10-11 00:34:05,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:05,578 INFO L225 Difference]: With dead ends: 529 [2021-10-11 00:34:05,578 INFO L226 Difference]: Without dead ends: 354 [2021-10-11 00:34:05,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-10-11 00:34:05,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2021-10-11 00:34:05,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 190. [2021-10-11 00:34:05,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2021-10-11 00:34:05,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 257 transitions. [2021-10-11 00:34:05,608 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 257 transitions. Word has length 36 [2021-10-11 00:34:05,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:05,609 INFO L481 AbstractCegarLoop]: Abstraction has 190 states and 257 transitions. [2021-10-11 00:34:05,609 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:34:05,609 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-10-11 00:34:05,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 00:34:05,611 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:05,611 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:05,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:34:05,612 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:05,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:05,612 INFO L82 PathProgramCache]: Analyzing trace with hash -310570520, now seen corresponding path program 1 times [2021-10-11 00:34:05,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:05,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415452281] [2021-10-11 00:34:05,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:05,687 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 00:34:05,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415452281] [2021-10-11 00:34:05,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:05,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:05,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136628845] [2021-10-11 00:34:05,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:05,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:05,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:05,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:05,690 INFO L87 Difference]: Start difference. First operand 190 states and 257 transitions. Second operand 3 states. [2021-10-11 00:34:05,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:05,732 INFO L93 Difference]: Finished difference Result 461 states and 623 transitions. [2021-10-11 00:34:05,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:05,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2021-10-11 00:34:05,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:05,735 INFO L225 Difference]: With dead ends: 461 [2021-10-11 00:34:05,735 INFO L226 Difference]: Without dead ends: 278 [2021-10-11 00:34:05,735 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 00:34:05,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-10-11 00:34:05,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2021-10-11 00:34:05,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2021-10-11 00:34:05,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 367 transitions. [2021-10-11 00:34:05,774 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 367 transitions. Word has length 36 [2021-10-11 00:34:05,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:05,776 INFO L481 AbstractCegarLoop]: Abstraction has 278 states and 367 transitions. [2021-10-11 00:34:05,776 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 367 transitions. [2021-10-11 00:34:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 00:34:05,778 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:05,778 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:05,778 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:34:05,779 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:05,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:05,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1785049304, now seen corresponding path program 1 times [2021-10-11 00:34:05,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:05,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60152581] [2021-10-11 00:34:05,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:05,858 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 00:34:05,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60152581] [2021-10-11 00:34:05,859 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:05,859 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:05,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487853385] [2021-10-11 00:34:05,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:05,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:05,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:05,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:05,862 INFO L87 Difference]: Start difference. First operand 278 states and 367 transitions. Second operand 3 states. [2021-10-11 00:34:05,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:05,926 INFO L93 Difference]: Finished difference Result 405 states and 536 transitions. [2021-10-11 00:34:05,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:05,927 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2021-10-11 00:34:05,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:05,929 INFO L225 Difference]: With dead ends: 405 [2021-10-11 00:34:05,929 INFO L226 Difference]: Without dead ends: 403 [2021-10-11 00:34:05,930 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 00:34:05,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2021-10-11 00:34:05,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 328. [2021-10-11 00:34:05,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 328 states. [2021-10-11 00:34:05,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 440 transitions. [2021-10-11 00:34:05,971 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 440 transitions. Word has length 37 [2021-10-11 00:34:05,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:05,971 INFO L481 AbstractCegarLoop]: Abstraction has 328 states and 440 transitions. [2021-10-11 00:34:05,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:05,971 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 440 transitions. [2021-10-11 00:34:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-11 00:34:05,972 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:05,973 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:05,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:34:05,973 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:05,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:05,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1749204044, now seen corresponding path program 1 times [2021-10-11 00:34:05,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:05,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238501382] [2021-10-11 00:34:05,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:06,078 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 00:34:06,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238501382] [2021-10-11 00:34:06,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:06,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:34:06,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165502428] [2021-10-11 00:34:06,079 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:34:06,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:06,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:34:06,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:34:06,082 INFO L87 Difference]: Start difference. First operand 328 states and 440 transitions. Second operand 6 states. [2021-10-11 00:34:06,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:06,455 INFO L93 Difference]: Finished difference Result 1067 states and 1425 transitions. [2021-10-11 00:34:06,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 00:34:06,456 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2021-10-11 00:34:06,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:06,461 INFO L225 Difference]: With dead ends: 1067 [2021-10-11 00:34:06,461 INFO L226 Difference]: Without dead ends: 746 [2021-10-11 00:34:06,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 00:34:06,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2021-10-11 00:34:06,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 302. [2021-10-11 00:34:06,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2021-10-11 00:34:06,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 396 transitions. [2021-10-11 00:34:06,501 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 396 transitions. Word has length 59 [2021-10-11 00:34:06,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:06,502 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 396 transitions. [2021-10-11 00:34:06,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:34:06,502 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-10-11 00:34:06,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-11 00:34:06,503 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:06,504 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1] [2021-10-11 00:34:06,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:34:06,504 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:06,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:06,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1342172226, now seen corresponding path program 1 times [2021-10-11 00:34:06,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:06,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305304570] [2021-10-11 00:34:06,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:06,633 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-11 00:34:06,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305304570] [2021-10-11 00:34:06,634 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:06,634 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:34:06,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126521590] [2021-10-11 00:34:06,635 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:34:06,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:06,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:34:06,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:34:06,636 INFO L87 Difference]: Start difference. First operand 302 states and 396 transitions. Second operand 6 states. [2021-10-11 00:34:07,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:07,001 INFO L93 Difference]: Finished difference Result 785 states and 1031 transitions. [2021-10-11 00:34:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 00:34:07,002 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 78 [2021-10-11 00:34:07,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:07,003 INFO L225 Difference]: With dead ends: 785 [2021-10-11 00:34:07,003 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:34:07,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 00:34:07,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:34:07,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:34:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:34:07,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:34:07,009 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2021-10-11 00:34:07,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:07,009 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:34:07,009 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:34:07,009 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:34:07,010 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:34:07,010 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-11 00:34:07,012 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:34:07,325 WARN L197 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-10-11 00:34:07,900 WARN L197 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 159 [2021-10-11 00:34:08,053 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-10-11 00:34:08,404 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 147 [2021-10-11 00:34:08,538 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 99 [2021-10-11 00:34:08,656 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 100 [2021-10-11 00:34:08,870 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 59 [2021-10-11 00:34:09,286 WARN L197 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 164 [2021-10-11 00:34:09,668 WARN L197 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2021-10-11 00:34:10,542 WARN L197 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 36 [2021-10-11 00:34:10,757 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 18 [2021-10-11 00:34:11,997 WARN L197 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 154 DAG size of output: 31 [2021-10-11 00:34:12,350 WARN L197 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 28 [2021-10-11 00:34:13,077 WARN L197 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 28 [2021-10-11 00:34:13,508 WARN L197 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 31 [2021-10-11 00:34:13,822 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 25 [2021-10-11 00:34:14,137 WARN L197 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 31 [2021-10-11 00:34:14,464 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2021-10-11 00:34:15,486 WARN L197 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2021-10-11 00:34:16,317 WARN L197 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 31 [2021-10-11 00:34:16,325 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 887) no Hoare annotation was computed. [2021-10-11 00:34:16,325 INFO L258 CegarLoopResult]: At program point L168(lines 1 987) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2021-10-11 00:34:16,325 INFO L262 CegarLoopResult]: For program point L499(lines 499 509) no Hoare annotation was computed. [2021-10-11 00:34:16,326 INFO L262 CegarLoopResult]: For program point L499-2(lines 499 509) no Hoare annotation was computed. [2021-10-11 00:34:16,326 INFO L262 CegarLoopResult]: For program point L499-4(lines 499 509) no Hoare annotation was computed. [2021-10-11 00:34:16,326 INFO L262 CegarLoopResult]: For program point L500(lines 500 506) no Hoare annotation was computed. [2021-10-11 00:34:16,326 INFO L262 CegarLoopResult]: For program point L500-2(lines 500 506) no Hoare annotation was computed. [2021-10-11 00:34:16,326 INFO L262 CegarLoopResult]: For program point L500-4(lines 500 506) no Hoare annotation was computed. [2021-10-11 00:34:16,326 INFO L262 CegarLoopResult]: For program point L302(lines 302 310) no Hoare annotation was computed. [2021-10-11 00:34:16,326 INFO L262 CegarLoopResult]: For program point L302-1(lines 302 310) no Hoare annotation was computed. [2021-10-11 00:34:16,327 INFO L262 CegarLoopResult]: For program point L302-2(lines 302 310) no Hoare annotation was computed. [2021-10-11 00:34:16,327 INFO L262 CegarLoopResult]: For program point L302-3(lines 302 310) no Hoare annotation was computed. [2021-10-11 00:34:16,327 INFO L262 CegarLoopResult]: For program point L302-4(lines 302 310) no Hoare annotation was computed. [2021-10-11 00:34:16,327 INFO L258 CegarLoopResult]: At program point L137(lines 128 141) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:34:16,327 INFO L262 CegarLoopResult]: For program point L302-5(lines 302 310) no Hoare annotation was computed. [2021-10-11 00:34:16,327 INFO L258 CegarLoopResult]: At program point L137-1(lines 128 141) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2021-10-11 00:34:16,328 INFO L258 CegarLoopResult]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2021-10-11 00:34:16,328 INFO L258 CegarLoopResult]: At program point L137-3(lines 128 141) the Hoare annotation is: false [2021-10-11 00:34:16,328 INFO L258 CegarLoopResult]: At program point L137-4(lines 128 141) the Hoare annotation is: false [2021-10-11 00:34:16,328 INFO L258 CegarLoopResult]: At program point L137-5(lines 128 141) the Hoare annotation is: false [2021-10-11 00:34:16,328 INFO L262 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2021-10-11 00:34:16,328 INFO L258 CegarLoopResult]: At program point L205-1(lines 205 211) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5 0)) (.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse3 .cse4 .cse8 .cse5 .cse6) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse3 .cse4 .cse6 .cse5))) [2021-10-11 00:34:16,329 INFO L258 CegarLoopResult]: At program point L273(lines 273 279) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and (= ~methaneLevelCritical~0 1) .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3))) [2021-10-11 00:34:16,329 INFO L258 CegarLoopResult]: At program point L273-1(lines 273 279) the Hoare annotation is: false [2021-10-11 00:34:16,329 INFO L258 CegarLoopResult]: At program point L273-2(lines 273 279) the Hoare annotation is: false [2021-10-11 00:34:16,329 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 887) no Hoare annotation was computed. [2021-10-11 00:34:16,329 INFO L258 CegarLoopResult]: At program point L176(lines 171 179) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2021-10-11 00:34:16,329 INFO L258 CegarLoopResult]: At program point L903-2(lines 903 917) the Hoare annotation is: false [2021-10-11 00:34:16,330 INFO L262 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2021-10-11 00:34:16,330 INFO L262 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-11 00:34:16,330 INFO L262 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,330 INFO L262 CegarLoopResult]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,330 INFO L262 CegarLoopResult]: For program point L443-3(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,330 INFO L262 CegarLoopResult]: For program point L443-5(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,330 INFO L258 CegarLoopResult]: At program point L245(lines 194 246) the Hoare annotation is: false [2021-10-11 00:34:16,331 INFO L262 CegarLoopResult]: For program point L443-6(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,331 INFO L262 CegarLoopResult]: For program point L443-8(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,331 INFO L262 CegarLoopResult]: For program point L443-9(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,331 INFO L262 CegarLoopResult]: For program point L443-11(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,331 INFO L262 CegarLoopResult]: For program point L443-12(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,331 INFO L262 CegarLoopResult]: For program point L443-14(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,331 INFO L262 CegarLoopResult]: For program point L443-15(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,331 INFO L262 CegarLoopResult]: For program point L443-17(lines 443 447) no Hoare annotation was computed. [2021-10-11 00:34:16,332 INFO L262 CegarLoopResult]: For program point L907(lines 907 911) no Hoare annotation was computed. [2021-10-11 00:34:16,332 INFO L262 CegarLoopResult]: For program point L907-1(lines 266 272) no Hoare annotation was computed. [2021-10-11 00:34:16,332 INFO L262 CegarLoopResult]: For program point L215(lines 215 221) no Hoare annotation was computed. [2021-10-11 00:34:16,332 INFO L258 CegarLoopResult]: At program point L215-1(lines 215 221) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse7 .cse3 .cse4))) [2021-10-11 00:34:16,332 INFO L262 CegarLoopResult]: For program point L975(lines 975 982) no Hoare annotation was computed. [2021-10-11 00:34:16,332 INFO L265 CegarLoopResult]: At program point L975-1(lines 975 982) the Hoare annotation is: true [2021-10-11 00:34:16,332 INFO L258 CegarLoopResult]: At program point L449(lines 434 452) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:34:16,333 INFO L258 CegarLoopResult]: At program point L449-1(lines 434 452) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5) (and .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2021-10-11 00:34:16,333 INFO L258 CegarLoopResult]: At program point L449-2(lines 434 452) the Hoare annotation is: false [2021-10-11 00:34:16,333 INFO L258 CegarLoopResult]: At program point L449-3(lines 434 452) the Hoare annotation is: false [2021-10-11 00:34:16,333 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:34:16,333 INFO L258 CegarLoopResult]: At program point L449-4(lines 434 452) the Hoare annotation is: false [2021-10-11 00:34:16,333 INFO L258 CegarLoopResult]: At program point L449-5(lines 434 452) the Hoare annotation is: false [2021-10-11 00:34:16,334 INFO L258 CegarLoopResult]: At program point L484(lines 479 486) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2021-10-11 00:34:16,334 INFO L258 CegarLoopResult]: At program point L385(lines 378 388) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3))) [2021-10-11 00:34:16,334 INFO L258 CegarLoopResult]: At program point L385-1(lines 378 388) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:34:16,334 INFO L258 CegarLoopResult]: At program point L385-2(lines 378 388) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3 .cse4))) [2021-10-11 00:34:16,334 INFO L258 CegarLoopResult]: At program point L385-3(lines 378 388) the Hoare annotation is: false [2021-10-11 00:34:16,335 INFO L258 CegarLoopResult]: At program point L385-4(lines 378 388) the Hoare annotation is: false [2021-10-11 00:34:16,335 INFO L258 CegarLoopResult]: At program point L385-5(lines 378 388) the Hoare annotation is: false [2021-10-11 00:34:16,335 INFO L258 CegarLoopResult]: At program point L385-6(lines 378 388) the Hoare annotation is: false [2021-10-11 00:34:16,335 INFO L258 CegarLoopResult]: At program point L385-7(lines 378 388) the Hoare annotation is: false [2021-10-11 00:34:16,335 INFO L258 CegarLoopResult]: At program point L385-8(lines 378 388) the Hoare annotation is: false [2021-10-11 00:34:16,335 INFO L262 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-11 00:34:16,335 INFO L262 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-11 00:34:16,335 INFO L262 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-11 00:34:16,336 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:34:16,336 INFO L258 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)))) [2021-10-11 00:34:16,336 INFO L258 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:34:16,336 INFO L258 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-10-11 00:34:16,336 INFO L258 CegarLoopResult]: At program point L92-3(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (not (= 0 ~systemActive~0)) .cse5 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse1 .cse2 .cse3))) [2021-10-11 00:34:16,337 INFO L258 CegarLoopResult]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2021-10-11 00:34:16,337 INFO L265 CegarLoopResult]: At program point L984(lines 965 987) the Hoare annotation is: true [2021-10-11 00:34:16,337 INFO L258 CegarLoopResult]: At program point L951(lines 947 953) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2021-10-11 00:34:16,337 INFO L258 CegarLoopResult]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2021-10-11 00:34:16,337 INFO L258 CegarLoopResult]: At program point L92-6(lines 87 95) the Hoare annotation is: false [2021-10-11 00:34:16,337 INFO L258 CegarLoopResult]: At program point L92-7(lines 87 95) the Hoare annotation is: false [2021-10-11 00:34:16,338 INFO L258 CegarLoopResult]: At program point L92-8(lines 87 95) the Hoare annotation is: false [2021-10-11 00:34:16,338 INFO L258 CegarLoopResult]: At program point L92-9(lines 87 95) the Hoare annotation is: false [2021-10-11 00:34:16,338 INFO L258 CegarLoopResult]: At program point L92-10(lines 87 95) the Hoare annotation is: false [2021-10-11 00:34:16,338 INFO L258 CegarLoopResult]: At program point L92-11(lines 87 95) the Hoare annotation is: false [2021-10-11 00:34:16,338 INFO L262 CegarLoopResult]: For program point L324(lines 324 341) no Hoare annotation was computed. [2021-10-11 00:34:16,338 INFO L262 CegarLoopResult]: For program point L324-1(lines 324 341) no Hoare annotation was computed. [2021-10-11 00:34:16,338 INFO L262 CegarLoopResult]: For program point L324-2(lines 324 341) no Hoare annotation was computed. [2021-10-11 00:34:16,338 INFO L262 CegarLoopResult]: For program point L225(lines 225 240) no Hoare annotation was computed. [2021-10-11 00:34:16,339 INFO L262 CegarLoopResult]: For program point L457(lines 457 463) no Hoare annotation was computed. [2021-10-11 00:34:16,339 INFO L258 CegarLoopResult]: At program point L457-1(lines 457 463) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ~methaneLevelCritical~0 1) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 .cse3))) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3))) [2021-10-11 00:34:16,339 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:34:16,339 INFO L262 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2021-10-11 00:34:16,339 INFO L262 CegarLoopResult]: For program point L887-1(line 887) no Hoare annotation was computed. [2021-10-11 00:34:16,339 INFO L262 CegarLoopResult]: For program point L887-2(line 887) no Hoare annotation was computed. [2021-10-11 00:34:16,339 INFO L262 CegarLoopResult]: For program point L360(lines 360 366) no Hoare annotation was computed. [2021-10-11 00:34:16,340 INFO L262 CegarLoopResult]: For program point L360-2(lines 360 366) no Hoare annotation was computed. [2021-10-11 00:34:16,340 INFO L262 CegarLoopResult]: For program point L360-4(lines 360 366) no Hoare annotation was computed. [2021-10-11 00:34:16,340 INFO L262 CegarLoopResult]: For program point L360-6(lines 360 366) no Hoare annotation was computed. [2021-10-11 00:34:16,340 INFO L262 CegarLoopResult]: For program point L360-8(lines 360 366) no Hoare annotation was computed. [2021-10-11 00:34:16,340 INFO L262 CegarLoopResult]: For program point L360-10(lines 360 366) no Hoare annotation was computed. [2021-10-11 00:34:16,340 INFO L258 CegarLoopResult]: At program point L394(lines 389 397) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:34:16,340 INFO L258 CegarLoopResult]: At program point L394-1(lines 389 397) the Hoare annotation is: false [2021-10-11 00:34:16,341 INFO L262 CegarLoopResult]: For program point L328(lines 328 336) no Hoare annotation was computed. [2021-10-11 00:34:16,341 INFO L258 CegarLoopResult]: At program point L394-2(lines 389 397) the Hoare annotation is: false [2021-10-11 00:34:16,341 INFO L262 CegarLoopResult]: For program point L328-1(lines 328 336) no Hoare annotation was computed. [2021-10-11 00:34:16,341 INFO L262 CegarLoopResult]: For program point L328-2(lines 328 336) no Hoare annotation was computed. [2021-10-11 00:34:16,341 INFO L262 CegarLoopResult]: For program point L196(lines 195 244) no Hoare annotation was computed. [2021-10-11 00:34:16,341 INFO L262 CegarLoopResult]: For program point L197(lines 197 201) no Hoare annotation was computed. [2021-10-11 00:34:16,341 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:34:16,342 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 887) no Hoare annotation was computed. [2021-10-11 00:34:16,342 INFO L262 CegarLoopResult]: For program point L495(lines 495 512) no Hoare annotation was computed. [2021-10-11 00:34:16,342 INFO L258 CegarLoopResult]: At program point L495-1(lines 1 987) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5 0)) (.cse0 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse3 .cse4 .cse8 .cse5 .cse6) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse3 .cse4 .cse6 .cse5))) [2021-10-11 00:34:16,342 INFO L262 CegarLoopResult]: For program point L495-2(lines 495 512) no Hoare annotation was computed. [2021-10-11 00:34:16,342 INFO L258 CegarLoopResult]: At program point L495-3(lines 1 987) the Hoare annotation is: false [2021-10-11 00:34:16,342 INFO L262 CegarLoopResult]: For program point L495-4(lines 495 512) no Hoare annotation was computed. [2021-10-11 00:34:16,342 INFO L258 CegarLoopResult]: At program point L495-5(lines 1 987) the Hoare annotation is: false [2021-10-11 00:34:16,343 INFO L262 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2021-10-11 00:34:16,343 INFO L262 CegarLoopResult]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-10-11 00:34:16,343 INFO L262 CegarLoopResult]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2021-10-11 00:34:16,343 INFO L262 CegarLoopResult]: For program point L132-3(lines 132 138) no Hoare annotation was computed. [2021-10-11 00:34:16,343 INFO L262 CegarLoopResult]: For program point L132-4(lines 132 138) no Hoare annotation was computed. [2021-10-11 00:34:16,343 INFO L262 CegarLoopResult]: For program point L132-5(lines 132 138) no Hoare annotation was computed. [2021-10-11 00:34:16,343 INFO L262 CegarLoopResult]: For program point L298(lines 298 315) no Hoare annotation was computed. [2021-10-11 00:34:16,343 INFO L262 CegarLoopResult]: For program point L298-1(lines 298 315) no Hoare annotation was computed. [2021-10-11 00:34:16,344 INFO L262 CegarLoopResult]: For program point L298-2(lines 298 315) no Hoare annotation was computed. [2021-10-11 00:34:16,344 INFO L262 CegarLoopResult]: For program point L298-3(lines 298 315) no Hoare annotation was computed. [2021-10-11 00:34:16,344 INFO L262 CegarLoopResult]: For program point L298-4(lines 298 315) no Hoare annotation was computed. [2021-10-11 00:34:16,344 INFO L262 CegarLoopResult]: For program point L298-5(lines 298 315) no Hoare annotation was computed. [2021-10-11 00:34:16,344 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 00:34:16,344 INFO L258 CegarLoopResult]: At program point L266(lines 265 284) the Hoare annotation is: (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse2 .cse3 .cse4))) [2021-10-11 00:34:16,344 INFO L262 CegarLoopResult]: For program point L233(lines 233 239) no Hoare annotation was computed. [2021-10-11 00:34:16,345 INFO L262 CegarLoopResult]: For program point L266-1(lines 266 272) no Hoare annotation was computed. [2021-10-11 00:34:16,345 INFO L258 CegarLoopResult]: At program point L233-1(lines 266 272) the Hoare annotation is: (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~9 1)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse2 .cse3 .cse4))) [2021-10-11 00:34:16,345 INFO L258 CegarLoopResult]: At program point L266-2(lines 265 284) the Hoare annotation is: false [2021-10-11 00:34:16,345 INFO L258 CegarLoopResult]: At program point L266-3(lines 265 284) the Hoare annotation is: false [2021-10-11 00:34:16,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:34:16 BoogieIcfgContainer [2021-10-11 00:34:16,380 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:34:16,381 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:34:16,381 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:34:16,381 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:34:16,382 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:03" (3/4) ... [2021-10-11 00:34:16,385 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:34:16,403 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:34:16,405 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:34:16,406 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:34:16,408 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:34:16,409 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:34:16,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:34:16,412 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:34:16,437 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2021-10-11 00:34:16,437 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2021-10-11 00:34:16,438 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2021-10-11 00:34:16,438 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2021-10-11 00:34:16,438 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2021-10-11 00:34:16,439 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,440 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,440 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,440 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,440 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (methaneLevelCritical == 1 && (((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((\result == 1 && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1))) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,441 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,442 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2021-10-11 00:34:16,443 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,443 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,443 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:34:16,444 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((methaneLevelCritical == 1 && tmp___0 == 0) && !(tmp == 0)) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,446 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:34:16,446 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,447 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:34:16,447 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:16,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:34:16,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:34:16,514 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25b5589f-4b0f-48e7-9804-605972dbc01e/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:34:16,515 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:34:16,516 INFO L168 Benchmark]: Toolchain (without parser) took 15312.40 ms. Allocated memory was 86.0 MB in the beginning and 283.1 MB in the end (delta: 197.1 MB). Free memory was 52.4 MB in the beginning and 208.1 MB in the end (delta: -155.7 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:16,516 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 86.0 MB. Free memory is still 44.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:16,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.21 ms. Allocated memory is still 86.0 MB. Free memory was 52.2 MB in the beginning and 50.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:16,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.68 ms. Allocated memory is still 86.0 MB. Free memory was 50.5 MB in the beginning and 46.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:16,517 INFO L168 Benchmark]: Boogie Preprocessor took 89.69 ms. Allocated memory is still 86.0 MB. Free memory was 46.7 MB in the beginning and 43.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:16,518 INFO L168 Benchmark]: RCFGBuilder took 1229.51 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 43.6 MB in the beginning and 57.2 MB in the end (delta: -13.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:16,518 INFO L168 Benchmark]: TraceAbstraction took 13093.51 ms. Allocated memory was 104.9 MB in the beginning and 283.1 MB in the end (delta: 178.3 MB). Free memory was 56.4 MB in the beginning and 220.7 MB in the end (delta: -164.3 MB). Peak memory consumption was 152.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:16,519 INFO L168 Benchmark]: Witness Printer took 133.96 ms. Allocated memory is still 283.1 MB. Free memory was 220.7 MB in the beginning and 208.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:16,521 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 86.0 MB. Free memory is still 44.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 653.21 ms. Allocated memory is still 86.0 MB. Free memory was 52.2 MB in the beginning and 50.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 105.68 ms. Allocated memory is still 86.0 MB. Free memory was 50.5 MB in the beginning and 46.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 89.69 ms. Allocated memory is still 86.0 MB. Free memory was 46.7 MB in the beginning and 43.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1229.51 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 43.6 MB in the beginning and 57.2 MB in the end (delta: -13.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13093.51 ms. Allocated memory was 104.9 MB in the beginning and 283.1 MB in the end (delta: 178.3 MB). Free memory was 56.4 MB in the beginning and 220.7 MB in the end (delta: -164.3 MB). Peak memory consumption was 152.1 MB. Max. memory is 16.1 GB. * Witness Printer took 133.96 ms. Allocated memory is still 283.1 MB. Free memory was 220.7 MB in the beginning and 208.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 887]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 887]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 887]: 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: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((methaneLevelCritical == 1 && tmp___0 == 0) && !(tmp == 0)) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 1 && (((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((\result == 1 && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1))) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical == 1 && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == 1 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 <= \result) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1407 SDtfs, 2154 SDslu, 2450 SDs, 0 SdLazy, 364 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=328occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1334 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 315 NumberOfFragments, 1242 HoareAnnotationTreeSize, 57 FomulaSimplifications, 2390622 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 57 FomulaSimplificationsInter, 408013 FormulaSimplificationTreeSizeReductionInter, 6.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 424 NumberOfCodeBlocks, 424 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 412 ConstructedInterpolants, 0 QuantifiedInterpolants, 28378 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 67/67 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...