./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL --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 d8f3facefcf920bf8f8138d914907ca196bce75367abcd95ac8ef69b29697377 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:02:46,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:02:46,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:02:46,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:02:46,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:02:46,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:02:46,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:02:46,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:02:46,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:02:46,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:02:46,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:02:46,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:02:46,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:02:46,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:02:46,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:02:46,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:02:46,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:02:46,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:02:46,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:02:46,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:02:46,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:02:46,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:02:46,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:02:46,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:02:46,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:02:46,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:02:46,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:02:46,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:02:46,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:02:46,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:02:46,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:02:46,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:02:46,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:02:46,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:02:46,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:02:46,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:02:46,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:02:46,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:02:46,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:02:46,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:02:46,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:02:46,165 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-19 05:02:46,221 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:02:46,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:02:46,222 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:02:46,228 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:02:46,229 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:02:46,229 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:02:46,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:02:46,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:02:46,231 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:02:46,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:02:46,232 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 05:02:46,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 05:02:46,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 05:02:46,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:02:46,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:02:46,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:02:46,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:02:46,234 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 05:02:46,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:02:46,234 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:02:46,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:02:46,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:02:46,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:02:46,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:02:46,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:02:46,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:02:46,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:02:46,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:02:46,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 05:02:46,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 05:02:46,238 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:02:46,238 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-19 05:02:46,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:02:46,238 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 05:02:46,239 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_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8f3facefcf920bf8f8138d914907ca196bce75367abcd95ac8ef69b29697377 [2021-11-19 05:02:46,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:02:46,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:02:46,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:02:46,541 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:02:46,544 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:02:46,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c [2021-11-19 05:02:46,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/data/253df0430/c777197fcc094cf0897b13a292bdd2bb/FLAG1aaef6771 [2021-11-19 05:02:47,234 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:02:47,236 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c [2021-11-19 05:02:47,264 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/data/253df0430/c777197fcc094cf0897b13a292bdd2bb/FLAG1aaef6771 [2021-11-19 05:02:47,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/data/253df0430/c777197fcc094cf0897b13a292bdd2bb [2021-11-19 05:02:47,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:02:47,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:02:47,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:02:47,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:02:47,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:02:47,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:47" (1/1) ... [2021-11-19 05:02:47,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@426345a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:47, skipping insertion in model container [2021-11-19 05:02:47,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:02:47" (1/1) ... [2021-11-19 05:02:47,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:02:47,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:02:48,003 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_84678e5b-78b0-4655-aa34-61764d6878cf/sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c[17325,17338] [2021-11-19 05:02:48,009 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:02:48,019 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 05:02:48,111 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_84678e5b-78b0-4655-aa34-61764d6878cf/sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c[17325,17338] [2021-11-19 05:02:48,125 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:02:48,152 INFO L208 MainTranslator]: Completed translation [2021-11-19 05:02:48,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48 WrapperNode [2021-11-19 05:02:48,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:02:48,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 05:02:48,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 05:02:48,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 05:02:48,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,237 INFO L137 Inliner]: procedures = 54, calls = 155, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 221 [2021-11-19 05:02:48,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 05:02:48,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 05:02:48,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 05:02:48,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 05:02:48,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 05:02:48,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 05:02:48,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 05:02:48,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 05:02:48,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (1/1) ... [2021-11-19 05:02:48,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:02:48,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 05:02:48,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 05:02:48,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 05:02:48,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 05:02:48,382 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-19 05:02:48,382 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-19 05:02:48,382 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-19 05:02:48,382 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-19 05:02:48,383 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-19 05:02:48,383 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-19 05:02:48,385 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-11-19 05:02:48,385 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-11-19 05:02:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-11-19 05:02:48,386 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-11-19 05:02:48,386 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-11-19 05:02:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-11-19 05:02:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-19 05:02:48,387 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-19 05:02:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 05:02:48,387 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-19 05:02:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-19 05:02:48,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 05:02:48,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 05:02:48,489 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 05:02:48,492 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 05:02:48,904 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 05:02:48,914 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 05:02:48,914 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-19 05:02:48,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:02:48 BoogieIcfgContainer [2021-11-19 05:02:48,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 05:02:48,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 05:02:48,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 05:02:48,926 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 05:02:48,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:02:47" (1/3) ... [2021-11-19 05:02:48,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591bb381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:02:48, skipping insertion in model container [2021-11-19 05:02:48,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:02:48" (2/3) ... [2021-11-19 05:02:48,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591bb381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:02:48, skipping insertion in model container [2021-11-19 05:02:48,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:02:48" (3/3) ... [2021-11-19 05:02:48,930 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product15.cil.c [2021-11-19 05:02:48,937 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 05:02:48,937 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 05:02:48,994 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 05:02:49,001 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 [2021-11-19 05:02:49,002 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 05:02:49,024 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 65 states have (on average 1.353846153846154) internal successors, (88), 72 states have internal predecessors, (88), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-19 05:02:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-19 05:02:49,034 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:02:49,035 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] [2021-11-19 05:02:49,035 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:02:49,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:02:49,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1558425907, now seen corresponding path program 1 times [2021-11-19 05:02:49,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:02:49,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111186600] [2021-11-19 05:02:49,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:02:49,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:02:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:49,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-19 05:02:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:49,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-19 05:02:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:49,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-19 05:02:49,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:02:49,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111186600] [2021-11-19 05:02:49,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111186600] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:02:49,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:02:49,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 05:02:49,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632077527] [2021-11-19 05:02:49,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:02:49,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 05:02:49,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:02:49,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 05:02:49,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 05:02:49,439 INFO L87 Difference]: Start difference. First operand has 88 states, 65 states have (on average 1.353846153846154) internal successors, (88), 72 states have internal predecessors, (88), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) 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) [2021-11-19 05:02:49,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:02:49,483 INFO L93 Difference]: Finished difference Result 167 states and 222 transitions. [2021-11-19 05:02:49,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:02:49,486 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 [2021-11-19 05:02:49,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:02:49,498 INFO L225 Difference]: With dead ends: 167 [2021-11-19 05:02:49,499 INFO L226 Difference]: Without dead ends: 79 [2021-11-19 05:02:49,504 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 [2021-11-19 05:02:49,509 INFO L933 BasicCegarLoop]: 108 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, 108 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 [2021-11-19 05:02:49,510 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 05:02:49,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-11-19 05:02:49,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2021-11-19 05:02:49,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 58 states have (on average 1.2758620689655173) internal successors, (74), 64 states have internal predecessors, (74), 13 states have call successors, (13), 8 states have call predecessors, (13), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-19 05:02:49,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 99 transitions. [2021-11-19 05:02:49,574 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 99 transitions. Word has length 32 [2021-11-19 05:02:49,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:02:49,574 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 99 transitions. [2021-11-19 05:02:49,575 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) [2021-11-19 05:02:49,576 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 99 transitions. [2021-11-19 05:02:49,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-19 05:02:49,588 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:02:49,589 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] [2021-11-19 05:02:49,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 05:02:49,592 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:02:49,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:02:49,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1953448931, now seen corresponding path program 1 times [2021-11-19 05:02:49,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:02:49,594 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775526525] [2021-11-19 05:02:49,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:02:49,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:02:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:49,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:02:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:49,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:02:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:49,793 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-19 05:02:49,793 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:02:49,793 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775526525] [2021-11-19 05:02:49,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775526525] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:02:49,794 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:02:49,794 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 05:02:49,794 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070538689] [2021-11-19 05:02:49,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:02:49,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 05:02:49,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:02:49,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 05:02:49,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 05:02:49,797 INFO L87 Difference]: Start difference. First operand 79 states and 99 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) [2021-11-19 05:02:49,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:02:49,819 INFO L93 Difference]: Finished difference Result 119 states and 147 transitions. [2021-11-19 05:02:49,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:02:49,820 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 [2021-11-19 05:02:49,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:02:49,822 INFO L225 Difference]: With dead ends: 119 [2021-11-19 05:02:49,822 INFO L226 Difference]: Without dead ends: 70 [2021-11-19 05:02:49,823 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 [2021-11-19 05:02:49,828 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 16 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 151 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 [2021-11-19 05:02:49,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 151 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 05:02:49,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-11-19 05:02:49,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2021-11-19 05:02:49,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 52 states have (on average 1.2884615384615385) internal successors, (67), 58 states have internal predecessors, (67), 10 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2021-11-19 05:02:49,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 87 transitions. [2021-11-19 05:02:49,860 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 87 transitions. Word has length 33 [2021-11-19 05:02:49,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:02:49,862 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 87 transitions. [2021-11-19 05:02:49,864 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) [2021-11-19 05:02:49,864 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2021-11-19 05:02:49,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-19 05:02:49,868 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:02:49,869 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] [2021-11-19 05:02:49,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-19 05:02:49,870 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:02:49,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:02:49,871 INFO L85 PathProgramCache]: Analyzing trace with hash -433715612, now seen corresponding path program 1 times [2021-11-19 05:02:49,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:02:49,872 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838600232] [2021-11-19 05:02:49,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:02:49,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:02:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:50,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-19 05:02:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:50,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-19 05:02:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:50,022 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-19 05:02:50,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:02:50,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838600232] [2021-11-19 05:02:50,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838600232] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:02:50,024 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:02:50,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 05:02:50,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10026877] [2021-11-19 05:02:50,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:02:50,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 05:02:50,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:02:50,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 05:02:50,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-19 05:02:50,029 INFO L87 Difference]: Start difference. First operand 70 states and 87 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) [2021-11-19 05:02:50,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:02:50,374 INFO L93 Difference]: Finished difference Result 240 states and 307 transitions. [2021-11-19 05:02:50,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:02:50,375 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 [2021-11-19 05:02:50,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:02:50,384 INFO L225 Difference]: With dead ends: 240 [2021-11-19 05:02:50,384 INFO L226 Difference]: Without dead ends: 178 [2021-11-19 05:02:50,386 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 [2021-11-19 05:02:50,395 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 218 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 05:02:50,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [218 Valid, 407 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 05:02:50,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2021-11-19 05:02:50,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 172. [2021-11-19 05:02:50,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 126 states have (on average 1.3253968253968254) internal successors, (167), 140 states have internal predecessors, (167), 26 states have call successors, (26), 19 states have call predecessors, (26), 19 states have return successors, (27), 20 states have call predecessors, (27), 26 states have call successors, (27) [2021-11-19 05:02:50,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 220 transitions. [2021-11-19 05:02:50,491 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 220 transitions. Word has length 37 [2021-11-19 05:02:50,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:02:50,492 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 220 transitions. [2021-11-19 05:02:50,492 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) [2021-11-19 05:02:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 220 transitions. [2021-11-19 05:02:50,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-19 05:02:50,500 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:02:50,500 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, 1] [2021-11-19 05:02:50,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-19 05:02:50,501 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:02:50,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:02:50,505 INFO L85 PathProgramCache]: Analyzing trace with hash 73823245, now seen corresponding path program 1 times [2021-11-19 05:02:50,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:02:50,505 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636904074] [2021-11-19 05:02:50,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:02:50,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:02:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:50,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-19 05:02:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:50,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-11-19 05:02:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:50,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-19 05:02:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:02:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-19 05:02:50,688 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:02:50,689 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636904074] [2021-11-19 05:02:50,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636904074] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:02:50,689 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:02:50,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 05:02:50,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020906164] [2021-11-19 05:02:50,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:02:50,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 05:02:50,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:02:50,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 05:02:50,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-19 05:02:50,692 INFO L87 Difference]: Start difference. First operand 172 states and 220 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 05:02:50,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:02:50,811 INFO L93 Difference]: Finished difference Result 304 states and 394 transitions. [2021-11-19 05:02:50,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:02:50,812 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 42 [2021-11-19 05:02:50,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:02:50,813 INFO L225 Difference]: With dead ends: 304 [2021-11-19 05:02:50,813 INFO L226 Difference]: Without dead ends: 0 [2021-11-19 05:02:50,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-19 05:02:50,825 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 33 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 05:02:50,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 212 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 05:02:50,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-19 05:02:50,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-19 05:02:50,832 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) [2021-11-19 05:02:50,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-19 05:02:50,832 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2021-11-19 05:02:50,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:02:50,833 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 05:02:50,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-19 05:02:50,834 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-19 05:02:50,834 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-19 05:02:50,839 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-19 05:02:50,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-19 05:02:50,844 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-19 05:02:51,263 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 619 626) the Hoare annotation is: true [2021-11-19 05:02:51,264 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 619 626) no Hoare annotation was computed. [2021-11-19 05:02:51,264 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 619 626) no Hoare annotation was computed. [2021-11-19 05:02:51,265 INFO L858 garLoopResultBuilder]: For program point L832-1(lines 828 839) no Hoare annotation was computed. [2021-11-19 05:02:51,266 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 828 839) the Hoare annotation is: true [2021-11-19 05:02:51,269 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 828 839) no Hoare annotation was computed. [2021-11-19 05:02:51,270 INFO L858 garLoopResultBuilder]: For program point L923(lines 923 929) no Hoare annotation was computed. [2021-11-19 05:02:51,271 INFO L858 garLoopResultBuilder]: For program point L886(line 886) no Hoare annotation was computed. [2021-11-19 05:02:51,272 INFO L854 garLoopResultBuilder]: At program point L907(lines 900 909) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-11-19 05:02:51,272 INFO L858 garLoopResultBuilder]: For program point L808(lines 808 812) no Hoare annotation was computed. [2021-11-19 05:02:51,273 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 534 560) no Hoare annotation was computed. [2021-11-19 05:02:51,273 INFO L854 garLoopResultBuilder]: At program point L808-2(lines 804 815) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-11-19 05:02:51,274 INFO L858 garLoopResultBuilder]: For program point L548-1(lines 548 554) no Hoare annotation was computed. [2021-11-19 05:02:51,274 INFO L858 garLoopResultBuilder]: For program point L577(lines 577 585) no Hoare annotation was computed. [2021-11-19 05:02:51,283 INFO L858 garLoopResultBuilder]: For program point L573(lines 573 590) no Hoare annotation was computed. [2021-11-19 05:02:51,284 INFO L854 garLoopResultBuilder]: At program point L920(line 920) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-11-19 05:02:51,284 INFO L858 garLoopResultBuilder]: For program point L920-1(line 920) no Hoare annotation was computed. [2021-11-19 05:02:51,286 INFO L854 garLoopResultBuilder]: At program point L887(lines 882 889) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-11-19 05:02:51,286 INFO L858 garLoopResultBuilder]: For program point L541(lines 541 547) no Hoare annotation was computed. [2021-11-19 05:02:51,287 INFO L858 garLoopResultBuilder]: For program point L541-2(lines 537 559) no Hoare annotation was computed. [2021-11-19 05:02:51,287 INFO L854 garLoopResultBuilder]: At program point L905(line 905) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-11-19 05:02:51,287 INFO L858 garLoopResultBuilder]: For program point L905-1(line 905) no Hoare annotation was computed. [2021-11-19 05:02:51,287 INFO L854 garLoopResultBuilder]: At program point L583(line 583) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-11-19 05:02:51,287 INFO L854 garLoopResultBuilder]: At program point L579(line 579) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-11-19 05:02:51,288 INFO L854 garLoopResultBuilder]: At program point L575(line 575) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-11-19 05:02:51,289 INFO L858 garLoopResultBuilder]: For program point L575-1(line 575) no Hoare annotation was computed. [2021-11-19 05:02:51,289 INFO L858 garLoopResultBuilder]: For program point L922(lines 922 932) no Hoare annotation was computed. [2021-11-19 05:02:51,289 INFO L858 garLoopResultBuilder]: For program point L918(lines 918 935) no Hoare annotation was computed. [2021-11-19 05:02:51,289 INFO L854 garLoopResultBuilder]: At program point L918-1(lines 910 938) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-11-19 05:02:51,290 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 534 560) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-11-19 05:02:51,290 INFO L854 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-11-19 05:02:51,290 INFO L854 garLoopResultBuilder]: At program point L588(line 588) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-11-19 05:02:51,290 INFO L854 garLoopResultBuilder]: At program point L588-1(lines 569 593) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-11-19 05:02:51,290 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 534 560) no Hoare annotation was computed. [2021-11-19 05:02:51,291 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 886) no Hoare annotation was computed. [2021-11-19 05:02:51,291 INFO L861 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2021-11-19 05:02:51,291 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2021-11-19 05:02:51,291 INFO L858 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-11-19 05:02:51,292 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 52 81) the Hoare annotation is: true [2021-11-19 05:02:51,292 INFO L861 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2021-11-19 05:02:51,292 INFO L861 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2021-11-19 05:02:51,292 INFO L858 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2021-11-19 05:02:51,292 INFO L861 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2021-11-19 05:02:51,293 INFO L858 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2021-11-19 05:02:51,293 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-11-19 05:02:51,293 INFO L861 garLoopResultBuilder]: At program point L126(lines 118 128) the Hoare annotation is: true [2021-11-19 05:02:51,293 INFO L858 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-11-19 05:02:51,293 INFO L858 garLoopResultBuilder]: For program point L729-1(lines 729 735) no Hoare annotation was computed. [2021-11-19 05:02:51,294 INFO L861 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2021-11-19 05:02:51,294 INFO L854 garLoopResultBuilder]: At program point L754(lines 709 756) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-19 05:02:51,294 INFO L854 garLoopResultBuilder]: At program point L721(line 721) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-19 05:02:51,294 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-19 05:02:51,295 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-19 05:02:51,295 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-19 05:02:51,295 INFO L854 garLoopResultBuilder]: At program point L796(lines 791 799) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-11-19 05:02:51,295 INFO L854 garLoopResultBuilder]: At program point L788(lines 784 790) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-11-19 05:02:51,296 INFO L854 garLoopResultBuilder]: At program point L689(line 689) the Hoare annotation is: false [2021-11-19 05:02:51,296 INFO L858 garLoopResultBuilder]: For program point L710(lines 709 756) no Hoare annotation was computed. [2021-11-19 05:02:51,296 INFO L858 garLoopResultBuilder]: For program point L739(lines 739 752) no Hoare annotation was computed. [2021-11-19 05:02:51,296 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-19 05:02:51,296 INFO L854 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-19 05:02:51,297 INFO L861 garLoopResultBuilder]: At program point L760(lines 699 764) the Hoare annotation is: true [2021-11-19 05:02:51,297 INFO L858 garLoopResultBuilder]: For program point L719(lines 719 725) no Hoare annotation was computed. [2021-11-19 05:02:51,297 INFO L858 garLoopResultBuilder]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2021-11-19 05:02:51,297 INFO L854 garLoopResultBuilder]: At program point L781(lines 777 783) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-11-19 05:02:51,297 INFO L858 garLoopResultBuilder]: For program point L711(lines 711 715) no Hoare annotation was computed. [2021-11-19 05:02:51,298 INFO L854 garLoopResultBuilder]: At program point L897(lines 892 899) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-11-19 05:02:51,298 INFO L854 garLoopResultBuilder]: At program point L695(lines 683 697) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-19 05:02:51,298 INFO L854 garLoopResultBuilder]: At program point L757(lines 708 758) the Hoare annotation is: false [2021-11-19 05:02:51,298 INFO L854 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-11-19 05:02:51,299 INFO L858 garLoopResultBuilder]: For program point L687(lines 687 693) no Hoare annotation was computed. [2021-11-19 05:02:51,299 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2021-11-19 05:02:51,299 INFO L858 garLoopResultBuilder]: For program point L687-1(lines 687 693) no Hoare annotation was computed. [2021-11-19 05:02:51,300 INFO L858 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2021-11-19 05:02:51,300 INFO L858 garLoopResultBuilder]: For program point L745(lines 745 751) no Hoare annotation was computed. [2021-11-19 05:02:51,301 INFO L854 garLoopResultBuilder]: At program point L745-2(lines 739 752) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-19 05:02:51,301 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 816 827) no Hoare annotation was computed. [2021-11-19 05:02:51,301 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 816 827) the Hoare annotation is: true [2021-11-19 05:02:51,302 INFO L858 garLoopResultBuilder]: For program point L820-1(lines 816 827) no Hoare annotation was computed. [2021-11-19 05:02:51,302 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 561 567) no Hoare annotation was computed. [2021-11-19 05:02:51,302 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 561 567) the Hoare annotation is: true [2021-11-19 05:02:51,304 INFO L858 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 638 646) no Hoare annotation was computed. [2021-11-19 05:02:51,305 INFO L861 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 638 646) the Hoare annotation is: true [2021-11-19 05:02:51,305 INFO L858 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 638 646) no Hoare annotation was computed. [2021-11-19 05:02:51,305 INFO L861 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 627 637) the Hoare annotation is: true [2021-11-19 05:02:51,305 INFO L861 garLoopResultBuilder]: At program point L845(lines 840 848) the Hoare annotation is: true [2021-11-19 05:02:51,305 INFO L858 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 627 637) no Hoare annotation was computed. [2021-11-19 05:02:51,306 INFO L858 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 627 637) no Hoare annotation was computed. [2021-11-19 05:02:51,310 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-19 05:02:51,313 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 05:02:51,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:02:51 BoogieIcfgContainer [2021-11-19 05:02:51,343 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 05:02:51,344 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 05:02:51,344 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 05:02:51,344 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 05:02:51,345 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:02:48" (3/4) ... [2021-11-19 05:02:51,348 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-19 05:02:51,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-19 05:02:51,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-19 05:02:51,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-19 05:02:51,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-19 05:02:51,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-19 05:02:51,357 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2021-11-19 05:02:51,357 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-11-19 05:02:51,357 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2021-11-19 05:02:51,365 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2021-11-19 05:02:51,366 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-19 05:02:51,367 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-19 05:02:51,368 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-19 05:02:51,368 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-19 05:02:51,369 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-19 05:02:51,370 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-19 05:02:51,396 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive [2021-11-19 05:02:51,397 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive [2021-11-19 05:02:51,397 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive [2021-11-19 05:02:51,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-11-19 05:02:51,399 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-11-19 05:02:51,399 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-11-19 05:02:51,400 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2021-11-19 05:02:51,400 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-11-19 05:02:51,401 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-11-19 05:02:51,439 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/witness.graphml [2021-11-19 05:02:51,440 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 05:02:51,441 INFO L158 Benchmark]: Toolchain (without parser) took 3867.45ms. Allocated memory was 96.5MB in the beginning and 123.7MB in the end (delta: 27.3MB). Free memory was 60.1MB in the beginning and 52.8MB in the end (delta: 7.3MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2021-11-19 05:02:51,441 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 67.2MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:02:51,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 577.45ms. Allocated memory is still 96.5MB. Free memory was 59.9MB in the beginning and 63.0MB in the end (delta: -3.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 05:02:51,442 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.42ms. Allocated memory is still 96.5MB. Free memory was 63.0MB in the beginning and 60.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 05:02:51,443 INFO L158 Benchmark]: Boogie Preprocessor took 45.21ms. Allocated memory is still 96.5MB. Free memory was 60.9MB in the beginning and 59.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 05:02:51,444 INFO L158 Benchmark]: RCFGBuilder took 631.40ms. Allocated memory is still 96.5MB. Free memory was 59.1MB in the beginning and 43.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-19 05:02:51,445 INFO L158 Benchmark]: TraceAbstraction took 2424.31ms. Allocated memory was 96.5MB in the beginning and 123.7MB in the end (delta: 27.3MB). Free memory was 43.2MB in the beginning and 59.1MB in the end (delta: -15.9MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-19 05:02:51,445 INFO L158 Benchmark]: Witness Printer took 95.78ms. Allocated memory is still 123.7MB. Free memory was 59.1MB in the beginning and 52.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-19 05:02:51,450 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 67.2MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 577.45ms. Allocated memory is still 96.5MB. Free memory was 59.9MB in the beginning and 63.0MB in the end (delta: -3.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.42ms. Allocated memory is still 96.5MB. Free memory was 63.0MB in the beginning and 60.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.21ms. Allocated memory is still 96.5MB. Free memory was 60.9MB in the beginning and 59.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 631.40ms. Allocated memory is still 96.5MB. Free memory was 59.1MB in the beginning and 43.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2424.31ms. Allocated memory was 96.5MB in the beginning and 123.7MB in the end (delta: 27.3MB). Free memory was 43.2MB in the beginning and 59.1MB in the end (delta: -15.9MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Witness Printer took 95.78ms. Allocated memory is still 123.7MB. Free memory was 59.1MB in the beginning and 52.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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: 886]: 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, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 272 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 267 mSDsluCounter, 878 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 516 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 133 IncrementalHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 362 mSDtfsCounter, 133 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=172occurred 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: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 247 PreInvPairs, 286 NumberOfFragments, 196 HoareAnnotationTreeSize, 247 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 639 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 271 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: 791]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-19 05:02:51,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84678e5b-78b0-4655-aa34-61764d6878cf/bin/uautomizer-ZXIjhQolGL/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