./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa --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 3fa2925374831266c365e02bbdeeca981bf102eec792ab5e5349fa193f0e7273 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:41:31,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:41:31,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:41:31,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:41:31,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:41:31,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:41:31,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:41:31,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:41:31,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:41:31,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:41:31,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:41:31,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:41:31,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:41:32,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:41:32,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:41:32,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:41:32,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:41:32,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:41:32,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:41:32,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:41:32,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:41:32,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:41:32,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:41:32,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:41:32,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:41:32,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:41:32,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:41:32,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:41:32,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:41:32,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:41:32,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:41:32,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:41:32,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:41:32,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:41:32,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:41:32,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:41:32,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:41:32,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:41:32,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:41:32,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:41:32,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:41:32,030 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-07 01:41:32,052 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:41:32,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:41:32,053 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:41:32,053 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:41:32,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:41:32,053 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:41:32,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:41:32,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:41:32,054 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:41:32,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:41:32,054 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 01:41:32,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:41:32,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 01:41:32,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:41:32,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:41:32,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:41:32,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:41:32,056 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 01:41:32,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:41:32,056 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:41:32,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:41:32,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:41:32,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:41:32,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:41:32,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:41:32,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:41:32,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:41:32,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:41:32,057 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:41:32,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:41:32,057 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:41:32,057 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:41:32,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:41:32,058 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:41:32,058 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_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fa2925374831266c365e02bbdeeca981bf102eec792ab5e5349fa193f0e7273 [2021-12-07 01:41:32,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:41:32,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:41:32,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:41:32,280 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:41:32,280 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:41:32,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/product-lines/minepump_spec5_product23.cil.c [2021-12-07 01:41:32,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/data/b1aaa13d0/0e53e7b42b9b4a47acb4568a551281bf/FLAG961c6b5d1 [2021-12-07 01:41:32,709 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:41:32,709 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/sv-benchmarks/c/product-lines/minepump_spec5_product23.cil.c [2021-12-07 01:41:32,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/data/b1aaa13d0/0e53e7b42b9b4a47acb4568a551281bf/FLAG961c6b5d1 [2021-12-07 01:41:32,728 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/data/b1aaa13d0/0e53e7b42b9b4a47acb4568a551281bf [2021-12-07 01:41:32,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:41:32,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:41:32,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:41:32,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:41:32,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:41:32,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:41:32" (1/1) ... [2021-12-07 01:41:32,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c36a08f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:32, skipping insertion in model container [2021-12-07 01:41:32,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:41:32" (1/1) ... [2021-12-07 01:41:32,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:41:32,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:41:32,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/sv-benchmarks/c/product-lines/minepump_spec5_product23.cil.c[11292,11305] [2021-12-07 01:41:32,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:41:32,960 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:41:32,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/sv-benchmarks/c/product-lines/minepump_spec5_product23.cil.c[11292,11305] [2021-12-07 01:41:33,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:41:33,020 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:41:33,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33 WrapperNode [2021-12-07 01:41:33,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:41:33,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:41:33,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:41:33,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:41:33,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,057 INFO L137 Inliner]: procedures = 56, calls = 158, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 253 [2021-12-07 01:41:33,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:41:33,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:41:33,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:41:33,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:41:33,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:41:33,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:41:33,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:41:33,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:41:33,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (1/1) ... [2021-12-07 01:41:33,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:41:33,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:41:33,103 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:41:33,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:41:33,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:41:33,131 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-12-07 01:41:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-12-07 01:41:33,132 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-12-07 01:41:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-12-07 01:41:33,132 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-12-07 01:41:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-12-07 01:41:33,132 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-12-07 01:41:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-12-07 01:41:33,132 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-12-07 01:41:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-12-07 01:41:33,132 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-12-07 01:41:33,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-12-07 01:41:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-12-07 01:41:33,133 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-12-07 01:41:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:41:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-12-07 01:41:33,133 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-12-07 01:41:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:41:33,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:41:33,190 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:41:33,191 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:41:33,402 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:41:33,411 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:41:33,411 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-07 01:41:33,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:41:33 BoogieIcfgContainer [2021-12-07 01:41:33,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:41:33,415 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:41:33,415 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:41:33,418 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:41:33,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:41:32" (1/3) ... [2021-12-07 01:41:33,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a88957d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:41:33, skipping insertion in model container [2021-12-07 01:41:33,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:41:33" (2/3) ... [2021-12-07 01:41:33,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a88957d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:41:33, skipping insertion in model container [2021-12-07 01:41:33,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:41:33" (3/3) ... [2021-12-07 01:41:33,421 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product23.cil.c [2021-12-07 01:41:33,426 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:41:33,426 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 01:41:33,463 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:41:33,468 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 01:41:33,469 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 01:41:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 80 states have internal predecessors, (97), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2021-12-07 01:41:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-07 01:41:33,490 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:33,490 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-07 01:41:33,491 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:33,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:33,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1547746013, now seen corresponding path program 1 times [2021-12-07 01:41:33,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:33,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109207609] [2021-12-07 01:41:33,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:33,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:33,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 01:41:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:33,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-07 01:41:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:33,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 01:41:33,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:33,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109207609] [2021-12-07 01:41:33,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109207609] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:33,691 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:41:33,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:41:33,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724179292] [2021-12-07 01:41:33,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:33,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-07 01:41:33,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:33,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 01:41:33,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 01:41:33,719 INFO L87 Difference]: Start difference. First operand has 96 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 80 states have internal predecessors, (97), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:41:33,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:33,743 INFO L93 Difference]: Finished difference Result 183 states and 248 transitions. [2021-12-07 01:41:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 01:41:33,745 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-07 01:41:33,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:33,752 INFO L225 Difference]: With dead ends: 183 [2021-12-07 01:41:33,752 INFO L226 Difference]: Without dead ends: 87 [2021-12-07 01:41:33,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 01:41:33,758 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:33,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:41:33,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-12-07 01:41:33,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-12-07 01:41:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 64 states have (on average 1.296875) internal successors, (83), 72 states have internal predecessors, (83), 15 states have call successors, (15), 8 states have call predecessors, (15), 7 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2021-12-07 01:41:33,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 112 transitions. [2021-12-07 01:41:33,792 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 112 transitions. Word has length 32 [2021-12-07 01:41:33,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:33,792 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 112 transitions. [2021-12-07 01:41:33,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:41:33,792 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 112 transitions. [2021-12-07 01:41:33,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-07 01:41:33,795 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:33,795 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-07 01:41:33,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 01:41:33,795 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:33,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:33,796 INFO L85 PathProgramCache]: Analyzing trace with hash 74774986, now seen corresponding path program 1 times [2021-12-07 01:41:33,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:33,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657123584] [2021-12-07 01:41:33,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:33,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:33,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:41:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:33,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:41:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:33,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 01:41:33,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:33,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657123584] [2021-12-07 01:41:33,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657123584] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:33,860 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:41:33,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:41:33,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603929550] [2021-12-07 01:41:33,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:33,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:41:33,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:33,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:41:33,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:41:33,862 INFO L87 Difference]: Start difference. First operand 87 states and 112 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:41:33,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:33,875 INFO L93 Difference]: Finished difference Result 135 states and 173 transitions. [2021-12-07 01:41:33,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:41:33,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2021-12-07 01:41:33,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:33,877 INFO L225 Difference]: With dead ends: 135 [2021-12-07 01:41:33,877 INFO L226 Difference]: Without dead ends: 78 [2021-12-07 01:41:33,878 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:41:33,879 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 16 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:33,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 177 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:41:33,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-12-07 01:41:33,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2021-12-07 01:41:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 58 states have (on average 1.3103448275862069) internal successors, (76), 66 states have internal predecessors, (76), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-07 01:41:33,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2021-12-07 01:41:33,888 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 33 [2021-12-07 01:41:33,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:33,889 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2021-12-07 01:41:33,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:41:33,889 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2021-12-07 01:41:33,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-07 01:41:33,890 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:33,890 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-07 01:41:33,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 01:41:33,891 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:33,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:33,891 INFO L85 PathProgramCache]: Analyzing trace with hash -862494468, now seen corresponding path program 1 times [2021-12-07 01:41:33,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:33,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738607972] [2021-12-07 01:41:33,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:33,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:33,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-07 01:41:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:33,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-07 01:41:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 01:41:33,966 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:33,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738607972] [2021-12-07 01:41:33,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738607972] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:33,966 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:41:33,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:41:33,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88601516] [2021-12-07 01:41:33,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:33,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:41:33,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:33,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:41:33,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:41:33,968 INFO L87 Difference]: Start difference. First operand 78 states and 100 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-07 01:41:34,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:34,095 INFO L93 Difference]: Finished difference Result 264 states and 346 transitions. [2021-12-07 01:41:34,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 01:41:34,095 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2021-12-07 01:41:34,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:34,097 INFO L225 Difference]: With dead ends: 264 [2021-12-07 01:41:34,097 INFO L226 Difference]: Without dead ends: 194 [2021-12-07 01:41:34,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:41:34,099 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 204 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:34,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [204 Valid, 499 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 01:41:34,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-12-07 01:41:34,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 188. [2021-12-07 01:41:34,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 138 states have (on average 1.3405797101449275) internal successors, (185), 156 states have internal predecessors, (185), 30 states have call successors, (30), 19 states have call predecessors, (30), 19 states have return successors, (31), 20 states have call predecessors, (31), 30 states have call successors, (31) [2021-12-07 01:41:34,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 246 transitions. [2021-12-07 01:41:34,130 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 246 transitions. Word has length 37 [2021-12-07 01:41:34,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:34,131 INFO L470 AbstractCegarLoop]: Abstraction has 188 states and 246 transitions. [2021-12-07 01:41:34,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-07 01:41:34,131 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 246 transitions. [2021-12-07 01:41:34,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-07 01:41:34,133 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:34,133 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1] [2021-12-07 01:41:34,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 01:41:34,133 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:34,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:34,134 INFO L85 PathProgramCache]: Analyzing trace with hash 2078372082, now seen corresponding path program 1 times [2021-12-07 01:41:34,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:34,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814285189] [2021-12-07 01:41:34,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:34,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-07 01:41:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 01:41:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:34,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-07 01:41:34,204 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:34,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814285189] [2021-12-07 01:41:34,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814285189] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:34,205 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:41:34,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:41:34,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017666800] [2021-12-07 01:41:34,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:34,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:41:34,205 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:34,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:41:34,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:41:34,206 INFO L87 Difference]: Start difference. First operand 188 states and 246 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:41:34,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:34,264 INFO L93 Difference]: Finished difference Result 330 states and 434 transitions. [2021-12-07 01:41:34,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 01:41:34,264 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2021-12-07 01:41:34,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:34,265 INFO L225 Difference]: With dead ends: 330 [2021-12-07 01:41:34,265 INFO L226 Difference]: Without dead ends: 0 [2021-12-07 01:41:34,267 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-07 01:41:34,268 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 37 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:34,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 226 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:41:34,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-07 01:41:34,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-07 01:41:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:41:34,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-07 01:41:34,270 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-12-07 01:41:34,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:34,270 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:41:34,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:41:34,270 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-07 01:41:34,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-07 01:41:34,272 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 01:41:34,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 01:41:34,274 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-07 01:41:34,485 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 728 735) the Hoare annotation is: true [2021-12-07 01:41:34,485 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 728 735) no Hoare annotation was computed. [2021-12-07 01:41:34,485 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 728 735) no Hoare annotation was computed. [2021-12-07 01:41:34,486 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 661 667) no Hoare annotation was computed. [2021-12-07 01:41:34,486 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 661 667) the Hoare annotation is: true [2021-12-07 01:41:34,486 INFO L858 garLoopResultBuilder]: For program point L462-1(lines 458 469) no Hoare annotation was computed. [2021-12-07 01:41:34,486 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 458 469) the Hoare annotation is: true [2021-12-07 01:41:34,486 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 458 469) no Hoare annotation was computed. [2021-12-07 01:41:34,486 INFO L858 garLoopResultBuilder]: For program point L960(lines 960 970) no Hoare annotation was computed. [2021-12-07 01:41:34,486 INFO L858 garLoopResultBuilder]: For program point L956(lines 956 973) no Hoare annotation was computed. [2021-12-07 01:41:34,486 INFO L854 garLoopResultBuilder]: At program point L956-1(lines 948 976) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 01:41:34,486 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 634 660) no Hoare annotation was computed. [2021-12-07 01:41:34,487 INFO L854 garLoopResultBuilder]: At program point L709(line 709) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 01:41:34,487 INFO L858 garLoopResultBuilder]: For program point L420(line 420) no Hoare annotation was computed. [2021-12-07 01:41:34,487 INFO L854 garLoopResultBuilder]: At program point L705(line 705) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 01:41:34,487 INFO L858 garLoopResultBuilder]: For program point L961(lines 961 967) no Hoare annotation was computed. [2021-12-07 01:41:34,487 INFO L854 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 01:41:34,487 INFO L854 garLoopResultBuilder]: At program point L945(lines 938 947) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 01:41:34,487 INFO L854 garLoopResultBuilder]: At program point L714(line 714) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-12-07 01:41:34,487 INFO L854 garLoopResultBuilder]: At program point L714-1(lines 695 719) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-12-07 01:41:34,487 INFO L854 garLoopResultBuilder]: At program point L743(lines 736 746) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 01:41:34,488 INFO L858 garLoopResultBuilder]: For program point L648-1(lines 648 654) no Hoare annotation was computed. [2021-12-07 01:41:34,488 INFO L854 garLoopResultBuilder]: At program point L421(lines 416 423) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 01:41:34,488 INFO L854 garLoopResultBuilder]: At program point L958(line 958) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 01:41:34,488 INFO L858 garLoopResultBuilder]: For program point L958-1(line 958) no Hoare annotation was computed. [2021-12-07 01:41:34,488 INFO L854 garLoopResultBuilder]: At program point L475(lines 470 478) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 01:41:34,488 INFO L858 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-12-07 01:41:34,488 INFO L854 garLoopResultBuilder]: At program point L438-2(lines 434 445) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 01:41:34,488 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 647) no Hoare annotation was computed. [2021-12-07 01:41:34,488 INFO L858 garLoopResultBuilder]: For program point L641-2(lines 637 659) no Hoare annotation was computed. [2021-12-07 01:41:34,488 INFO L858 garLoopResultBuilder]: For program point L703(lines 703 711) no Hoare annotation was computed. [2021-12-07 01:41:34,489 INFO L858 garLoopResultBuilder]: For program point L699(lines 699 716) no Hoare annotation was computed. [2021-12-07 01:41:34,489 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 634 660) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 01:41:34,489 INFO L854 garLoopResultBuilder]: At program point L943(line 943) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 01:41:34,489 INFO L858 garLoopResultBuilder]: For program point L943-1(line 943) no Hoare annotation was computed. [2021-12-07 01:41:34,489 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 634 660) no Hoare annotation was computed. [2021-12-07 01:41:34,489 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 420) no Hoare annotation was computed. [2021-12-07 01:41:34,489 INFO L858 garLoopResultBuilder]: For program point L544(line 544) no Hoare annotation was computed. [2021-12-07 01:41:34,489 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 523 552) no Hoare annotation was computed. [2021-12-07 01:41:34,489 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 523 552) the Hoare annotation is: true [2021-12-07 01:41:34,489 INFO L858 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2021-12-07 01:41:34,490 INFO L861 garLoopResultBuilder]: At program point L537-1(lines 537 541) the Hoare annotation is: true [2021-12-07 01:41:34,490 INFO L858 garLoopResultBuilder]: For program point L534(line 534) no Hoare annotation was computed. [2021-12-07 01:41:34,490 INFO L861 garLoopResultBuilder]: At program point L533-2(lines 533 547) the Hoare annotation is: true [2021-12-07 01:41:34,490 INFO L861 garLoopResultBuilder]: At program point L529(line 529) the Hoare annotation is: true [2021-12-07 01:41:34,490 INFO L858 garLoopResultBuilder]: For program point L529-1(line 529) no Hoare annotation was computed. [2021-12-07 01:41:34,490 INFO L861 garLoopResultBuilder]: At program point L548(lines 523 552) the Hoare annotation is: true [2021-12-07 01:41:34,490 INFO L858 garLoopResultBuilder]: For program point L857(lines 857 863) no Hoare annotation was computed. [2021-12-07 01:41:34,490 INFO L858 garLoopResultBuilder]: For program point L857-1(lines 857 863) no Hoare annotation was computed. [2021-12-07 01:41:34,490 INFO L854 garLoopResultBuilder]: At program point L882(lines 837 884) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 01:41:34,490 INFO L854 garLoopResultBuilder]: At program point L849(line 849) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 01:41:34,490 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-07 01:41:34,490 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-07 01:41:34,491 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-07 01:41:34,491 INFO L854 garLoopResultBuilder]: At program point L924(lines 919 927) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-12-07 01:41:34,491 INFO L854 garLoopResultBuilder]: At program point L916(lines 912 918) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-12-07 01:41:34,491 INFO L854 garLoopResultBuilder]: At program point L817(line 817) the Hoare annotation is: false [2021-12-07 01:41:34,491 INFO L854 garLoopResultBuilder]: At program point L582(lines 578 584) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_main_~tmp~3#1| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-12-07 01:41:34,491 INFO L858 garLoopResultBuilder]: For program point L838(lines 837 884) no Hoare annotation was computed. [2021-12-07 01:41:34,491 INFO L858 garLoopResultBuilder]: For program point L611(lines 611 618) no Hoare annotation was computed. [2021-12-07 01:41:34,491 INFO L858 garLoopResultBuilder]: For program point L867(lines 867 880) no Hoare annotation was computed. [2021-12-07 01:41:34,491 INFO L858 garLoopResultBuilder]: For program point L611-2(lines 611 618) no Hoare annotation was computed. [2021-12-07 01:41:34,491 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-07 01:41:34,492 INFO L854 garLoopResultBuilder]: At program point L859(line 859) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 01:41:34,492 INFO L861 garLoopResultBuilder]: At program point L888(lines 827 892) the Hoare annotation is: true [2021-12-07 01:41:34,492 INFO L861 garLoopResultBuilder]: At program point L595(lines 587 597) the Hoare annotation is: true [2021-12-07 01:41:34,492 INFO L858 garLoopResultBuilder]: For program point L847(lines 847 853) no Hoare annotation was computed. [2021-12-07 01:41:34,492 INFO L858 garLoopResultBuilder]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2021-12-07 01:41:34,492 INFO L854 garLoopResultBuilder]: At program point L909(lines 905 911) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-12-07 01:41:34,492 INFO L861 garLoopResultBuilder]: At program point L620(lines 601 623) the Hoare annotation is: true [2021-12-07 01:41:34,492 INFO L858 garLoopResultBuilder]: For program point L839(lines 839 843) no Hoare annotation was computed. [2021-12-07 01:41:34,492 INFO L854 garLoopResultBuilder]: At program point L823(lines 811 825) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 01:41:34,492 INFO L854 garLoopResultBuilder]: At program point L885(lines 836 886) the Hoare annotation is: false [2021-12-07 01:41:34,493 INFO L858 garLoopResultBuilder]: For program point L815(lines 815 821) no Hoare annotation was computed. [2021-12-07 01:41:34,493 INFO L858 garLoopResultBuilder]: For program point L815-1(lines 815 821) no Hoare annotation was computed. [2021-12-07 01:41:34,493 INFO L858 garLoopResultBuilder]: For program point L873(lines 873 879) no Hoare annotation was computed. [2021-12-07 01:41:34,493 INFO L854 garLoopResultBuilder]: At program point L935(lines 930 937) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_main_~tmp~3#1| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-12-07 01:41:34,493 INFO L854 garLoopResultBuilder]: At program point L873-2(lines 867 880) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 01:41:34,493 INFO L858 garLoopResultBuilder]: For program point L450-1(lines 446 457) no Hoare annotation was computed. [2021-12-07 01:41:34,493 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 446 457) no Hoare annotation was computed. [2021-12-07 01:41:34,493 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 446 457) the Hoare annotation is: true [2021-12-07 01:41:34,493 INFO L858 garLoopResultBuilder]: For program point L673(lines 673 690) no Hoare annotation was computed. [2021-12-07 01:41:34,493 INFO L858 garLoopResultBuilder]: For program point L801(lines 801 805) no Hoare annotation was computed. [2021-12-07 01:41:34,493 INFO L858 garLoopResultBuilder]: For program point L801-2(lines 801 805) no Hoare annotation was computed. [2021-12-07 01:41:34,494 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 669 693) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2021-12-07 01:41:34,494 INFO L854 garLoopResultBuilder]: At program point L688(line 688) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2021-12-07 01:41:34,494 INFO L858 garLoopResultBuilder]: For program point L688-1(lines 669 693) no Hoare annotation was computed. [2021-12-07 01:41:34,494 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 669 693) no Hoare annotation was computed. [2021-12-07 01:41:34,494 INFO L854 garLoopResultBuilder]: At program point L683(line 683) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2021-12-07 01:41:34,494 INFO L854 garLoopResultBuilder]: At program point L807(lines 792 810) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2021-12-07 01:41:34,494 INFO L854 garLoopResultBuilder]: At program point L679(line 679) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2021-12-07 01:41:34,494 INFO L858 garLoopResultBuilder]: For program point L677(lines 677 685) no Hoare annotation was computed. [2021-12-07 01:41:34,494 INFO L854 garLoopResultBuilder]: At program point L516(lines 511 519) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2021-12-07 01:41:34,494 INFO L858 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 747 755) no Hoare annotation was computed. [2021-12-07 01:41:34,494 INFO L861 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 747 755) the Hoare annotation is: true [2021-12-07 01:41:34,495 INFO L858 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 747 755) no Hoare annotation was computed. [2021-12-07 01:41:34,497 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-07 01:41:34,498 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 01:41:34,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:41:34 BoogieIcfgContainer [2021-12-07 01:41:34,511 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 01:41:34,511 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:41:34,511 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:41:34,512 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:41:34,512 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:41:33" (3/4) ... [2021-12-07 01:41:34,514 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-07 01:41:34,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-12-07 01:41:34,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-12-07 01:41:34,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-12-07 01:41:34,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-12-07 01:41:34,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-12-07 01:41:34,519 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-12-07 01:41:34,519 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2021-12-07 01:41:34,519 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-12-07 01:41:34,525 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2021-12-07 01:41:34,525 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-12-07 01:41:34,526 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-07 01:41:34,526 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-07 01:41:34,526 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-07 01:41:34,527 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 01:41:34,527 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 01:41:34,544 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive [2021-12-07 01:41:34,544 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive [2021-12-07 01:41:34,544 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive [2021-12-07 01:41:34,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-07 01:41:34,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 01:41:34,546 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-07 01:41:34,546 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2021-12-07 01:41:34,546 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 01:41:34,546 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-07 01:41:34,547 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 01:41:34,547 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 01:41:34,547 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2021-12-07 01:41:34,547 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2021-12-07 01:41:34,575 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-07 01:41:34,575 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:41:34,575 INFO L158 Benchmark]: Toolchain (without parser) took 1844.58ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 67.3MB in the beginning and 99.6MB in the end (delta: -32.3MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2021-12-07 01:41:34,576 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:41:34,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.40ms. Allocated memory is still 104.9MB. Free memory was 67.1MB in the beginning and 72.4MB in the end (delta: -5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-07 01:41:34,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.17ms. Allocated memory is still 104.9MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:41:34,577 INFO L158 Benchmark]: Boogie Preprocessor took 20.20ms. Allocated memory is still 104.9MB. Free memory was 69.9MB in the beginning and 68.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:41:34,577 INFO L158 Benchmark]: RCFGBuilder took 335.25ms. Allocated memory is still 104.9MB. Free memory was 68.2MB in the beginning and 51.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-07 01:41:34,577 INFO L158 Benchmark]: TraceAbstraction took 1095.85ms. Allocated memory is still 104.9MB. Free memory was 51.4MB in the beginning and 40.7MB in the end (delta: 10.7MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-12-07 01:41:34,578 INFO L158 Benchmark]: Witness Printer took 63.60ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 40.7MB in the beginning and 99.6MB in the end (delta: -58.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-12-07 01:41:34,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.40ms. Allocated memory is still 104.9MB. Free memory was 67.1MB in the beginning and 72.4MB in the end (delta: -5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.17ms. Allocated memory is still 104.9MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.20ms. Allocated memory is still 104.9MB. Free memory was 69.9MB in the beginning and 68.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 335.25ms. Allocated memory is still 104.9MB. Free memory was 68.2MB in the beginning and 51.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1095.85ms. Allocated memory is still 104.9MB. Free memory was 51.4MB in the beginning and 40.7MB in the end (delta: 10.7MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Witness Printer took 63.60ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 40.7MB in the beginning and 99.6MB in the end (delta: -58.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 420]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 96 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 262 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 257 mSDsluCounter, 1023 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 616 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 157 IncrementalHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 407 mSDtfsCounter, 157 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=188occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 326 PreInvPairs, 365 NumberOfFragments, 252 HoareAnnotationTreeSize, 326 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 741 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 948]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) RESULT: Ultimate proved your program to be correct! [2021-12-07 01:41:34,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e668fa88-ea7a-4ea6-ba1d-55cb3a42107a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE