./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f629674af99a09af382dbe6cebebcc4fb4b60762fab54c6aa0b3a2dc7cf784d0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:44:00,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:44:00,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:44:00,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:44:00,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:44:00,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:44:00,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:44:00,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:44:00,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:44:00,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:44:00,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:44:00,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:44:00,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:44:00,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:44:00,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:44:00,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:44:00,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:44:00,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:44:00,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:44:00,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:44:00,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:44:00,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:44:00,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:44:00,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:44:00,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:44:00,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:44:00,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:44:00,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:44:00,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:44:00,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:44:00,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:44:00,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:44:00,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:44:00,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:44:00,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:44:00,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:44:00,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:44:00,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:44:00,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:44:00,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:44:00,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:44:00,403 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:44:00,430 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:44:00,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:44:00,431 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:44:00,431 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:44:00,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:44:00,433 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:44:00,433 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:44:00,434 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:44:00,434 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:44:00,434 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:44:00,435 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:44:00,435 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:44:00,436 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:44:00,436 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:44:00,436 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:44:00,437 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:44:00,437 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:44:00,438 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:44:00,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:44:00,439 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:44:00,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:44:00,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:44:00,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:44:00,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:44:00,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:44:00,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:44:00,442 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:44:00,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:44:00,442 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:44:00,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:44:00,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:44:00,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:44:00,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:44:00,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:44:00,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:44:00,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:44:00,444 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:44:00,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:44:00,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:44:00,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:44:00,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:44:00,445 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f629674af99a09af382dbe6cebebcc4fb4b60762fab54c6aa0b3a2dc7cf784d0 [2021-11-23 02:44:00,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:44:00,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:44:00,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:44:00,742 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:44:00,743 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:44:00,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c [2021-11-23 02:44:00,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/data/166141dd3/4b00de0e480746ddb0e98b77e7b5312f/FLAGb040b6275 [2021-11-23 02:44:01,489 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:44:01,491 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c [2021-11-23 02:44:01,507 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/data/166141dd3/4b00de0e480746ddb0e98b77e7b5312f/FLAGb040b6275 [2021-11-23 02:44:01,523 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/data/166141dd3/4b00de0e480746ddb0e98b77e7b5312f [2021-11-23 02:44:01,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:44:01,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:44:01,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:44:01,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:44:01,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:44:01,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:44:01" (1/1) ... [2021-11-23 02:44:01,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3162c51c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:01, skipping insertion in model container [2021-11-23 02:44:01,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:44:01" (1/1) ... [2021-11-23 02:44:01,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:44:01,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:44:01,865 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_3f658da6-a8ec-409a-be42-239fbe74380f/sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c[17234,17247] [2021-11-23 02:44:01,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:44:01,878 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:44:01,975 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_3f658da6-a8ec-409a-be42-239fbe74380f/sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c[17234,17247] [2021-11-23 02:44:01,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:44:02,013 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:44:02,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02 WrapperNode [2021-11-23 02:44:02,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:44:02,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:44:02,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:44:02,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:44:02,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,094 INFO L137 Inliner]: procedures = 52, calls = 149, calls flagged for inlining = 23, calls inlined = 17, statements flattened = 196 [2021-11-23 02:44:02,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:44:02,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:44:02,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:44:02,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:44:02,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:44:02,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:44:02,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:44:02,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:44:02,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (1/1) ... [2021-11-23 02:44:02,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:44:02,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:44:02,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:44:02,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:44:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:44:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 02:44:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 02:44:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 02:44:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 02:44:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 02:44:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 02:44:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:44:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 02:44:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 02:44:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:44:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:44:02,301 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:44:02,302 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:44:02,566 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:44:02,729 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:44:02,729 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 02:44:02,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:44:02 BoogieIcfgContainer [2021-11-23 02:44:02,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:44:02,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:44:02,734 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:44:02,737 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:44:02,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:44:01" (1/3) ... [2021-11-23 02:44:02,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cc8211c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:44:02, skipping insertion in model container [2021-11-23 02:44:02,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:02" (2/3) ... [2021-11-23 02:44:02,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cc8211c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:44:02, skipping insertion in model container [2021-11-23 02:44:02,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:44:02" (3/3) ... [2021-11-23 02:44:02,741 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12.cil.c [2021-11-23 02:44:02,757 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:44:02,757 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:44:02,835 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:44:02,849 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=FINITE_AUTOMATA, 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 [2021-11-23 02:44:02,849 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:44:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 23 states have (on average 1.434782608695652) internal successors, (33), 27 states have internal predecessors, (33), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-11-23 02:44:02,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 02:44:02,891 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:44:02,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:44:02,892 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:44:02,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:44:02,897 INFO L85 PathProgramCache]: Analyzing trace with hash -195713607, now seen corresponding path program 1 times [2021-11-23 02:44:02,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:44:02,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753422754] [2021-11-23 02:44:02,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:44:02,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:44:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:44:03,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:03,116 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:44:03,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753422754] [2021-11-23 02:44:03,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753422754] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:44:03,118 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:44:03,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:44:03,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373275921] [2021-11-23 02:44:03,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:44:03,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 02:44:03,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:44:03,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 02:44:03,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:44:03,174 INFO L87 Difference]: Start difference. First operand has 35 states, 23 states have (on average 1.434782608695652) internal successors, (33), 27 states have internal predecessors, (33), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:44:03,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:44:03,263 INFO L93 Difference]: Finished difference Result 68 states and 91 transitions. [2021-11-23 02:44:03,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:44:03,266 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-23 02:44:03,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:44:03,283 INFO L225 Difference]: With dead ends: 68 [2021-11-23 02:44:03,284 INFO L226 Difference]: Without dead ends: 30 [2021-11-23 02:44:03,288 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:44:03,294 INFO L933 BasicCegarLoop]: 30 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:44:03,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 30 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:44:03,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2021-11-23 02:44:03,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2021-11-23 02:44:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 20 states have (on average 1.25) internal successors, (25), 23 states have internal predecessors, (25), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-23 02:44:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 36 transitions. [2021-11-23 02:44:03,352 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 36 transitions. Word has length 10 [2021-11-23 02:44:03,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:44:03,353 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 36 transitions. [2021-11-23 02:44:03,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:44:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-11-23 02:44:03,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 02:44:03,355 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:44:03,356 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:44:03,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:44:03,357 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:44:03,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:44:03,361 INFO L85 PathProgramCache]: Analyzing trace with hash 981106950, now seen corresponding path program 1 times [2021-11-23 02:44:03,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:44:03,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108433967] [2021-11-23 02:44:03,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:44:03,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:44:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:44:03,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:03,506 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:44:03,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108433967] [2021-11-23 02:44:03,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108433967] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:44:03,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:44:03,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:44:03,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272083568] [2021-11-23 02:44:03,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:44:03,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:44:03,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:44:03,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:44:03,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:44:03,513 INFO L87 Difference]: Start difference. First operand 30 states and 36 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:44:03,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:44:03,560 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2021-11-23 02:44:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:44:03,561 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-23 02:44:03,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:44:03,563 INFO L225 Difference]: With dead ends: 37 [2021-11-23 02:44:03,564 INFO L226 Difference]: Without dead ends: 22 [2021-11-23 02:44:03,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:44:03,575 INFO L933 BasicCegarLoop]: 16 mSDtfsCounter, 7 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:44:03,576 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 23 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:44:03,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-23 02:44:03,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-11-23 02:44:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:44:03,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-11-23 02:44:03,590 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 11 [2021-11-23 02:44:03,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:44:03,596 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-11-23 02:44:03,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:44:03,597 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-11-23 02:44:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 02:44:03,599 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:44:03,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:44:03,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:44:03,600 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:44:03,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:44:03,601 INFO L85 PathProgramCache]: Analyzing trace with hash 990403473, now seen corresponding path program 1 times [2021-11-23 02:44:03,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:44:03,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150589813] [2021-11-23 02:44:03,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:44:03,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:44:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:44:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:03,738 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:44:03,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150589813] [2021-11-23 02:44:03,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150589813] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:44:03,739 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:44:03,739 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:44:03,739 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295090719] [2021-11-23 02:44:03,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:44:03,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:44:03,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:44:03,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:44:03,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:44:03,741 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:44:03,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:44:03,829 INFO L93 Difference]: Finished difference Result 58 states and 69 transitions. [2021-11-23 02:44:03,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:44:03,830 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-23 02:44:03,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:44:03,832 INFO L225 Difference]: With dead ends: 58 [2021-11-23 02:44:03,833 INFO L226 Difference]: Without dead ends: 38 [2021-11-23 02:44:03,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:44:03,835 INFO L933 BasicCegarLoop]: 18 mSDtfsCounter, 10 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:44:03,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 52 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:44:03,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-11-23 02:44:03,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 36. [2021-11-23 02:44:03,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 25 states have (on average 1.24) internal successors, (31), 29 states have internal predecessors, (31), 5 states have call successors, (5), 5 states have call predecessors, (5), 5 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-23 02:44:03,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2021-11-23 02:44:03,846 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 41 transitions. Word has length 13 [2021-11-23 02:44:03,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:44:03,847 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 41 transitions. [2021-11-23 02:44:03,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:44:03,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2021-11-23 02:44:03,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 02:44:03,848 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:44:03,848 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:44:03,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 02:44:03,849 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:44:03,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:44:03,849 INFO L85 PathProgramCache]: Analyzing trace with hash 79562409, now seen corresponding path program 1 times [2021-11-23 02:44:03,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:44:03,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306175325] [2021-11-23 02:44:03,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:44:03,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:44:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:44:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:04,038 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:44:04,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306175325] [2021-11-23 02:44:04,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306175325] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:44:04,039 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:44:04,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 02:44:04,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999568515] [2021-11-23 02:44:04,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:44:04,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:44:04,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:44:04,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:44:04,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:44:04,045 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. Second operand has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 02:44:04,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:44:04,224 INFO L93 Difference]: Finished difference Result 81 states and 95 transitions. [2021-11-23 02:44:04,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 02:44:04,225 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2021-11-23 02:44:04,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:44:04,228 INFO L225 Difference]: With dead ends: 81 [2021-11-23 02:44:04,228 INFO L226 Difference]: Without dead ends: 61 [2021-11-23 02:44:04,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:44:04,242 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 28 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:44:04,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 84 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:44:04,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-11-23 02:44:04,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 53. [2021-11-23 02:44:04,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 36 states have (on average 1.2222222222222223) internal successors, (44), 41 states have internal predecessors, (44), 8 states have call successors, (8), 8 states have call predecessors, (8), 8 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 02:44:04,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 60 transitions. [2021-11-23 02:44:04,264 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 60 transitions. Word has length 16 [2021-11-23 02:44:04,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:44:04,265 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 60 transitions. [2021-11-23 02:44:04,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 02:44:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2021-11-23 02:44:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 02:44:04,267 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:44:04,267 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:44:04,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 02:44:04,268 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:44:04,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:44:04,268 INFO L85 PathProgramCache]: Analyzing trace with hash -497527949, now seen corresponding path program 1 times [2021-11-23 02:44:04,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:44:04,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59798892] [2021-11-23 02:44:04,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:44:04,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:44:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:44:04,509 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:04,509 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:44:04,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59798892] [2021-11-23 02:44:04,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59798892] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:44:04,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039500371] [2021-11-23 02:44:04,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:44:04,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:44:04,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:44:04,516 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:44:04,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:44:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:44:04,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 02:44:04,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:44:05,071 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:05,072 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:44:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:06,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039500371] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:44:06,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [484691171] [2021-11-23 02:44:06,153 INFO L159 IcfgInterpreter]: Started Sifa with 19 locations of interest [2021-11-23 02:44:06,153 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:44:06,160 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:44:06,166 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:44:06,166 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:44:12,194 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 43 for LOIs [2021-11-23 02:44:12,206 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 31 for LOIs [2021-11-23 02:44:12,254 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:44:14,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [484691171] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:44:14,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:44:14,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [9, 9, 11] total 39 [2021-11-23 02:44:14,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970621813] [2021-11-23 02:44:14,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:44:14,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-23 02:44:14,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:44:14,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-23 02:44:14,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=1349, Unknown=0, NotChecked=0, Total=1560 [2021-11-23 02:44:14,867 INFO L87 Difference]: Start difference. First operand 53 states and 60 transitions. Second operand has 15 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:44:22,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:44:22,848 INFO L93 Difference]: Finished difference Result 104 states and 124 transitions. [2021-11-23 02:44:22,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-23 02:44:22,850 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 27 [2021-11-23 02:44:22,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:44:22,852 INFO L225 Difference]: With dead ends: 104 [2021-11-23 02:44:22,852 INFO L226 Difference]: Without dead ends: 102 [2021-11-23 02:44:22,854 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 50 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 10.6s TimeCoverageRelationStatistics Valid=339, Invalid=2313, Unknown=0, NotChecked=0, Total=2652 [2021-11-23 02:44:22,855 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 64 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:44:22,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 86 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 02:44:22,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-11-23 02:44:22,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 85. [2021-11-23 02:44:22,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 60 states have (on average 1.2166666666666666) internal successors, (73), 66 states have internal predecessors, (73), 12 states have call successors, (12), 12 states have call predecessors, (12), 12 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-23 02:44:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 97 transitions. [2021-11-23 02:44:22,878 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 97 transitions. Word has length 27 [2021-11-23 02:44:22,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:44:22,879 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 97 transitions. [2021-11-23 02:44:22,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:44:22,879 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2021-11-23 02:44:22,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 02:44:22,880 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:44:22,880 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:44:22,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:44:23,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:44:23,087 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:44:23,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:44:23,088 INFO L85 PathProgramCache]: Analyzing trace with hash 855088607, now seen corresponding path program 1 times [2021-11-23 02:44:23,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:44:23,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283043499] [2021-11-23 02:44:23,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:44:23,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:44:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:44:23,250 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:23,251 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:44:23,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283043499] [2021-11-23 02:44:23,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283043499] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:44:23,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445626508] [2021-11-23 02:44:23,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:44:23,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:44:23,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:44:23,253 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:44:23,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:44:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:44:23,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 02:44:23,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:44:23,588 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:23,589 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:44:24,503 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:44:24,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445626508] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:44:24,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [26395555] [2021-11-23 02:44:24,506 INFO L159 IcfgInterpreter]: Started Sifa with 22 locations of interest [2021-11-23 02:44:24,506 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:44:24,507 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:44:24,507 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:44:24,507 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:44:29,700 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 37 for LOIs [2021-11-23 02:44:29,705 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 41 for LOIs [2021-11-23 02:44:29,748 INFO L197 IcfgInterpreter]: Interpreting procedure changeMethaneLevel with input of size 36 for LOIs [2021-11-23 02:44:29,753 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:44:33,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [26395555] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:44:33,948 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:44:33,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [10, 9, 12] total 42 [2021-11-23 02:44:33,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16756060] [2021-11-23 02:44:33,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:44:33,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-23 02:44:33,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:44:33,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-23 02:44:33,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=1508, Unknown=0, NotChecked=0, Total=1722 [2021-11-23 02:44:33,951 INFO L87 Difference]: Start difference. First operand 85 states and 97 transitions. Second operand has 17 states, 12 states have (on average 1.5) internal successors, (18), 14 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:44:48,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:44:48,104 INFO L93 Difference]: Finished difference Result 125 states and 154 transitions. [2021-11-23 02:44:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-23 02:44:48,105 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 12 states have (on average 1.5) internal successors, (18), 14 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 30 [2021-11-23 02:44:48,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:44:48,105 INFO L225 Difference]: With dead ends: 125 [2021-11-23 02:44:48,105 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 02:44:48,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 56 SyntacticMatches, 4 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1266 ImplicationChecksByTransitivity, 17.7s TimeCoverageRelationStatistics Valid=431, Invalid=3229, Unknown=0, NotChecked=0, Total=3660 [2021-11-23 02:44:48,109 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 52 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:44:48,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 98 Invalid, 665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-23 02:44:48,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 02:44:48,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 02:44:48,111 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) [2021-11-23 02:44:48,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 02:44:48,111 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30 [2021-11-23 02:44:48,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:44:48,111 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 02:44:48,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 12 states have (on average 1.5) internal successors, (18), 14 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:44:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 02:44:48,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 02:44:48,115 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 02:44:48,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-23 02:44:48,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-23 02:44:48,332 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 02:44:57,935 INFO L854 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 82 93) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= ~head~0.offset 0)) (not (= |#NULL.base| 0)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2021-11-23 02:44:57,935 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 82 93) no Hoare annotation was computed. [2021-11-23 02:44:57,935 INFO L858 garLoopResultBuilder]: For program point L448(line 448) no Hoare annotation was computed. [2021-11-23 02:44:57,935 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 427 456) no Hoare annotation was computed. [2021-11-23 02:44:57,935 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 427 456) the Hoare annotation is: true [2021-11-23 02:44:57,936 INFO L858 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2021-11-23 02:44:57,936 INFO L861 garLoopResultBuilder]: At program point L441-1(lines 441 445) the Hoare annotation is: true [2021-11-23 02:44:57,936 INFO L861 garLoopResultBuilder]: At program point L437-2(lines 437 451) the Hoare annotation is: true [2021-11-23 02:44:57,936 INFO L861 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: true [2021-11-23 02:44:57,936 INFO L858 garLoopResultBuilder]: For program point L433-1(line 433) no Hoare annotation was computed. [2021-11-23 02:44:57,936 INFO L861 garLoopResultBuilder]: At program point L452(lines 427 456) the Hoare annotation is: true [2021-11-23 02:44:57,937 INFO L854 garLoopResultBuilder]: At program point L892(line 892) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2021-11-23 02:44:57,937 INFO L858 garLoopResultBuilder]: For program point L150(lines 150 156) no Hoare annotation was computed. [2021-11-23 02:44:57,938 INFO L854 garLoopResultBuilder]: At program point L146(lines 146 159) the Hoare annotation is: (let ((.cse0 (not (= |#NULL.offset| 0))) (.cse1 (not (<= ~systemActive~0 1))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= ~head~0.offset 0))) (.cse4 (not (<= 0 ~methaneLevelCritical~0))) (.cse5 (not (= |#NULL.base| 0))) (.cse6 (not (<= 0 |#StackHeapBarrier|))) (.cse7 (not (= ~head~0.base 0))) (.cse8 (not (= ~cleanupTimeShifts~0 4)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= |timeShift___utac_acc__Specification4_spec__1_~tmp~0#1| 2147483647) .cse6 .cse7 .cse8) (or (and (= |timeShift___utac_acc__Specification4_spec__1_~tmp~0#1| |timeShift_getWaterLevel_#res#1|) (= |timeShift_getWaterLevel_~retValue_acc~1#1| ~waterLevel~0) (= |timeShift_getWaterLevel_~retValue_acc~1#1| |timeShift_getWaterLevel_#res#1|) (<= 0 (+ |timeShift___utac_acc__Specification4_spec__1_~tmp~0#1| 2147483648)) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-11-23 02:44:57,939 INFO L854 garLoopResultBuilder]: At program point L146-1(lines 138 162) the Hoare annotation is: (let ((.cse0 (= |timeShift___utac_acc__Specification4_spec__1_~tmp~0#1| |timeShift_getWaterLevel_#res#1|)) (.cse1 (= |timeShift_getWaterLevel_~retValue_acc~1#1| ~waterLevel~0)) (.cse3 (= |timeShift_getWaterLevel_~retValue_acc~1#1| |timeShift_getWaterLevel_#res#1|)) (.cse2 (= |timeShift___utac_acc__Specification4_spec__1_~tmp~0#1| 0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (and .cse0 .cse1 (not .cse2) .cse3 (<= 0 (+ |timeShift___utac_acc__Specification4_spec__1_~tmp~0#1| 2147483648)) (<= |timeShift___utac_acc__Specification4_spec__1_~tmp~0#1| 2147483647) .cse4) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (and (= ~pumpRunning~0 |timeShift_isPumpRunning_~retValue_acc~3#1|) .cse0 .cse1 .cse3 (= |timeShift_isPumpRunning_#res#1| |timeShift_isPumpRunning_~retValue_acc~3#1|) .cse2 .cse4 (= |timeShift_isPumpRunning_#res#1| |timeShift___utac_acc__Specification4_spec__1_~tmp___0~0#1|)) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4)))) [2021-11-23 02:44:57,939 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 243 266) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2021-11-23 02:44:57,940 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 243 266) no Hoare annotation was computed. [2021-11-23 02:44:57,940 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 892) no Hoare annotation was computed. [2021-11-23 02:44:57,940 INFO L854 garLoopResultBuilder]: At program point L225(lines 178 227) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse7 (= ~head~0.offset 0)) (.cse11 (= 1 ~systemActive~0)) (.cse14 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse15 (= |#NULL.offset| 0)) (.cse17 (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| 1)) (.cse18 (= ~cleanupTimeShifts~0 4)) (.cse19 (= |#NULL.base| 0))) (or (let ((.cse4 (select |#memory_int| 11)) (.cse12 (select |#memory_int| 16)) (.cse10 (select |#memory_int| 7)) (.cse1 (select |#memory_int| 5)) (.cse9 (select |#memory_int| 13)) (.cse13 (select |#memory_int| 10)) (.cse5 (select |#memory_int| 6)) (.cse6 (select |#memory_int| 15)) (.cse8 (select |#memory_int| 14)) (.cse16 (select |#memory_int| 1)) (.cse2 (select |#memory_int| 12)) (.cse0 (select |#memory_int| 8))) (and (= (select .cse0 1) 0) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= 104 (select .cse1 4)) (= 3 (select |#length| 10)) (= 109 (select .cse2 3)) .cse3 (= (select |#length| 6) 5) (= (select |#valid| 26) 1) (= 116 (select .cse1 3)) (= (select .cse4 1) 102) (= (select |#valid| 9) 1) (= (select .cse4 3) 0) (= (select |#length| 4) 13) (= (select .cse5 0) 67) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= (select .cse6 1) 32) (= 30 (select |#length| 23)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) .cse7 (= 7 (select |#length| 12)) (= (select .cse1 6) 0) (= (select .cse8 0) 79) (= 2 (select |#length| 1)) (= 3 (select |#length| 13)) (= (select |#length| 17) 30) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select .cse5 2) 73) (= 110 (select .cse9 1)) (= (select |#valid| 18) 1) (= 102 (select .cse4 2)) (= (select |#valid| 22) 1) (= 30 (select |#length| 26)) (= (select .cse10 0) 79) (= (select .cse10 1) 75) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~3#1|) .cse11 (= (select .cse12 0) 10) (= (select |#length| 15) 3) (= (select .cse13 0) 79) (= (select |#valid| 24) 1) (= (select |#length| 8) 2) (= 117 (select .cse2 2)) (= (select |#valid| 12) 1) (= (select .cse4 0) 79) (= 77 (select .cse1 1)) (= (select |#valid| 28) 1) (= 7 (select |#length| 5)) .cse14 (= 112 (select .cse2 4)) (= (select |#valid| 4) 1) (= (select .cse9 0) 79) (= (select .cse12 1) 0) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select |#valid| 20) 1) (= (select .cse2 6) 0) (= 101 (select .cse1 2)) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select .cse1 0) 44) (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= (select |#valid| 0) 0) (= (select .cse2 5) 58) (= 30 (select |#length| 20)) (= (select .cse10 2) 0) (= (select |#valid| 25) 1) (= (select |#length| 9) 13) (= ~head~0.base 0) (= (select .cse8 3) 0) (= (select |#valid| 2) 1) (= 58 (select .cse1 5)) .cse15 (= (select .cse9 2) 0) (= ~waterLevel~0 1) (= (select .cse13 2) 0) (= (select .cse2 1) 80) (= 84 (select .cse5 3)) (= (select |#length| 27) 9) (= (select .cse16 0) 48) (= 41 (select .cse6 0)) (= (select |#valid| 23) 1) (= 110 (select .cse13 1)) (= 82 (select .cse5 1)) (= (select .cse5 4) 0) (= (select |#valid| 19) 1) (= (select .cse8 1) 102) (= (select |#valid| 16) 1) (= 3 (select |#length| 7)) (= (select .cse6 2) 0) (= (select |#valid| 6) 1) (= 102 (select .cse8 2)) (= (select .cse16 1) 0) (= 44 (select .cse2 0)) (= (select |#length| 11) 4) (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= 41 (select .cse0 0)) (= (select |#length| 28) 25) (= 4 (select |#length| 14)) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse17 .cse18 .cse19)) (and (<= 1 |ULTIMATE.start_valid_product_#res#1|) (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) .cse3 (<= 0 (+ |ULTIMATE.start_test_~tmp___0~1#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~tmp~3#1|) .cse7 (<= |ULTIMATE.start_main_~tmp~3#1| 1) (let ((.cse20 (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (or (and (not .cse20) .cse11) (and (or (= |ULTIMATE.start_test_~tmp___1~0#1| 0) (= 0 ~systemActive~0)) .cse20 (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648))))) (<= |ULTIMATE.start_valid_product_#res#1| 1) (<= 0 (+ ~waterLevel~0 2147483648)) .cse14 (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648)) (<= 0 ~head~0.base) (<= |ULTIMATE.start_test_~tmp___0~1#1| 2147483647) (<= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= ~head~0.base 0) .cse15 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647) (<= ~systemActive~0 1) .cse17 .cse18 .cse19))) [2021-11-23 02:44:57,940 INFO L858 garLoopResultBuilder]: For program point L188(lines 188 194) no Hoare annotation was computed. [2021-11-23 02:44:57,940 INFO L858 garLoopResultBuilder]: For program point L188-1(lines 188 194) no Hoare annotation was computed. [2021-11-23 02:44:57,940 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-11-23 02:44:57,940 INFO L861 garLoopResultBuilder]: At program point L231(lines 168 235) the Hoare annotation is: true [2021-11-23 02:44:57,942 INFO L858 garLoopResultBuilder]: For program point L198(lines 198 204) no Hoare annotation was computed. [2021-11-23 02:44:57,942 INFO L854 garLoopResultBuilder]: At program point L198-1(lines 198 204) the Hoare annotation is: (let ((.cse25 (= |ULTIMATE.start_test_~tmp___0~1#1| 0))) (let ((.cse21 (not (= |ULTIMATE.start_test_~tmp~1#1| 0))) (.cse2 (<= 0 (+ |ULTIMATE.start_test_~tmp___0~1#1| 2147483648))) (.cse22 (<= 2 ~waterLevel~0)) (.cse7 (not .cse25)) (.cse10 (<= |ULTIMATE.start_test_~tmp___0~1#1| 2147483647)) (.cse24 (<= ~waterLevel~0 2147483647)) (.cse15 (<= 0 |#StackHeapBarrier|)) (.cse17 (<= ~systemActive~0 1)) (.cse0 (<= 1 |ULTIMATE.start_valid_product_#res#1|)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (<= 1 |ULTIMATE.start_main_~tmp~3#1|)) (.cse4 (= ~head~0.offset 0)) (.cse5 (<= |ULTIMATE.start_main_~tmp~3#1| 1)) (.cse27 (= 1 ~systemActive~0)) (.cse6 (<= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse23 (<= ~methaneLevelCritical~0 0)) (.cse8 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse9 (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648))) (.cse11 (<= 0 ~methaneLevelCritical~0)) (.cse12 (= ~head~0.base 0)) (.cse13 (= |#NULL.offset| 0)) (.cse14 (= ~waterLevel~0 1)) (.cse16 (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647)) (.cse18 (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| 1)) (.cse19 (= ~cleanupTimeShifts~0 4)) (.cse20 (= |#NULL.base| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20) (and .cse21 .cse0 .cse1 .cse3 .cse4 .cse22 .cse5 .cse6 .cse23 .cse8 .cse9 .cse11 .cse24 .cse12 .cse13 .cse25 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20) (and .cse0 (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) .cse1 .cse2 .cse3 .cse4 .cse5 (let ((.cse26 (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (or (and (not .cse26) .cse27) (and (or (= |ULTIMATE.start_test_~tmp___1~0#1| 0) (= 0 ~systemActive~0)) .cse26 (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648))))) .cse6 (<= 0 (+ ~waterLevel~0 2147483648)) .cse8 .cse9 (<= 0 ~head~0.base) .cse10 .cse11 .cse24 (<= ~head~0.base 0) .cse13 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20) (and .cse21 .cse0 .cse1 .cse2 .cse3 .cse4 .cse22 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse24 .cse12 .cse13 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20) (let ((.cse31 (select |#memory_int| 11)) (.cse37 (select |#memory_int| 16)) (.cse36 (select |#memory_int| 7)) (.cse29 (select |#memory_int| 5)) (.cse35 (select |#memory_int| 13)) (.cse38 (select |#memory_int| 10)) (.cse32 (select |#memory_int| 6)) (.cse33 (select |#memory_int| 15)) (.cse34 (select |#memory_int| 14)) (.cse39 (select |#memory_int| 1)) (.cse30 (select |#memory_int| 12)) (.cse28 (select |#memory_int| 8))) (and (= (select .cse28 1) 0) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) .cse0 (= (select |#valid| 15) 1) (= 104 (select .cse29 4)) (= 3 (select |#length| 10)) (= 109 (select .cse30 3)) .cse1 (= (select |#length| 6) 5) (= (select |#valid| 26) 1) (= 116 (select .cse29 3)) (= (select .cse31 1) 102) (= (select |#valid| 9) 1) (= (select .cse31 3) 0) (= (select |#length| 4) 13) (= (select .cse32 0) 67) .cse3 (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= (select .cse33 1) 32) (= 30 (select |#length| 23)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) .cse4 (= 7 (select |#length| 12)) (= (select .cse29 6) 0) (= (select .cse34 0) 79) (= 2 (select |#length| 1)) (= 3 (select |#length| 13)) (= (select |#length| 17) 30) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select .cse32 2) 73) (= 110 (select .cse35 1)) .cse5 (= (select |#valid| 18) 1) (= 102 (select .cse31 2)) (= (select |#valid| 22) 1) (= 30 (select |#length| 26)) (= (select .cse36 0) 79) (= (select .cse36 1) 75) .cse27 (= (select .cse37 0) 10) (= (select |#length| 15) 3) (= (select .cse38 0) 79) (= (select |#valid| 24) 1) (= (select |#length| 8) 2) (= 117 (select .cse30 2)) (= (select |#valid| 12) 1) (= (select .cse31 0) 79) .cse6 (= 77 (select .cse29 1)) (= (select |#valid| 28) 1) (= 7 (select |#length| 5)) .cse23 .cse8 (= 112 (select .cse30 4)) (= (select |#valid| 4) 1) .cse9 (= (select .cse35 0) 79) (= (select .cse37 1) 0) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select |#valid| 20) 1) (= (select .cse30 6) 0) (= 101 (select .cse29 2)) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select .cse29 0) 44) .cse11 (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= (select |#valid| 0) 0) (= (select .cse30 5) 58) (= 30 (select |#length| 20)) (= (select .cse36 2) 0) (= (select |#valid| 25) 1) (= (select |#length| 9) 13) .cse12 (= (select .cse34 3) 0) (= (select |#valid| 2) 1) (= 58 (select .cse29 5)) .cse13 (= (select .cse35 2) 0) .cse14 (= (select .cse38 2) 0) (= (select .cse30 1) 80) (= 84 (select .cse32 3)) (= (select |#length| 27) 9) (= (select .cse39 0) 48) (= 41 (select .cse33 0)) (= (select |#valid| 23) 1) (= 110 (select .cse38 1)) (= 82 (select .cse32 1)) (= (select .cse32 4) 0) .cse25 (= (select |#valid| 19) 1) (= (select .cse34 1) 102) (= (select |#valid| 16) 1) (= 3 (select |#length| 7)) (= (select .cse33 2) 0) (= (select |#valid| 6) 1) (= 102 (select .cse34 2)) (= (select .cse39 1) 0) (= 44 (select .cse30 0)) (= (select |#length| 11) 4) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= 41 (select .cse28 0)) (= (select |#length| 28) 25) .cse16 (= 4 (select |#length| 14)) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse18 .cse19 .cse20))))) [2021-11-23 02:44:57,942 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 02:44:57,943 INFO L854 garLoopResultBuilder]: At program point L190(line 190) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_test_~tmp~1#1| 0))) (.cse4 (= ~pumpRunning~0 0)) (.cse8 (= ~head~0.offset 0)) (.cse12 (= 1 ~systemActive~0)) (.cse15 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse16 (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648))) (.cse17 (= ~head~0.base 0)) (.cse18 (= |#NULL.offset| 0)) (.cse20 (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647)) (.cse21 (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| 1)) (.cse22 (= ~cleanupTimeShifts~0 4)) (.cse23 (= |#NULL.base| 0))) (or (let ((.cse5 (select |#memory_int| 11)) (.cse13 (select |#memory_int| 16)) (.cse11 (select |#memory_int| 7)) (.cse2 (select |#memory_int| 5)) (.cse10 (select |#memory_int| 13)) (.cse14 (select |#memory_int| 10)) (.cse6 (select |#memory_int| 6)) (.cse7 (select |#memory_int| 15)) (.cse9 (select |#memory_int| 14)) (.cse19 (select |#memory_int| 1)) (.cse3 (select |#memory_int| 12)) (.cse0 (select |#memory_int| 8))) (and (= (select .cse0 1) 0) .cse1 (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= 104 (select .cse2 4)) (= 3 (select |#length| 10)) (= 109 (select .cse3 3)) .cse4 (= (select |#length| 6) 5) (= (select |#valid| 26) 1) (= 116 (select .cse2 3)) (= (select .cse5 1) 102) (= (select |#valid| 9) 1) (= (select .cse5 3) 0) (= (select |#length| 4) 13) (= (select .cse6 0) 67) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= (select .cse7 1) 32) (= 30 (select |#length| 23)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) .cse8 (= 7 (select |#length| 12)) (= (select .cse2 6) 0) (= (select .cse9 0) 79) (= 2 (select |#length| 1)) (= 3 (select |#length| 13)) (= (select |#length| 17) 30) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select .cse6 2) 73) (= 110 (select .cse10 1)) (= (select |#valid| 18) 1) (= 102 (select .cse5 2)) (= (select |#valid| 22) 1) (= 30 (select |#length| 26)) (= (select .cse11 0) 79) (= (select .cse11 1) 75) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~3#1|) .cse12 (= (select .cse13 0) 10) (= (select |#length| 15) 3) (= (select .cse14 0) 79) (= (select |#valid| 24) 1) (= (select |#length| 8) 2) (= 117 (select .cse3 2)) (= (select |#valid| 12) 1) (= (select .cse5 0) 79) (= 77 (select .cse2 1)) (= (select |#valid| 28) 1) (= 7 (select |#length| 5)) .cse15 (= 112 (select .cse3 4)) (= (select |#valid| 4) 1) .cse16 (= (select .cse10 0) 79) (= (select .cse13 1) 0) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select |#valid| 20) 1) (= (select .cse3 6) 0) (= 101 (select .cse2 2)) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select .cse2 0) 44) (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= (select |#valid| 0) 0) (= (select .cse3 5) 58) (= 30 (select |#length| 20)) (= (select .cse11 2) 0) (= (select |#valid| 25) 1) (= (select |#length| 9) 13) .cse17 (= (select .cse9 3) 0) (= (select |#valid| 2) 1) (= 58 (select .cse2 5)) .cse18 (= (select .cse10 2) 0) (= ~waterLevel~0 1) (= (select .cse14 2) 0) (= (select .cse3 1) 80) (= 84 (select .cse6 3)) (= (select |#length| 27) 9) (= (select .cse19 0) 48) (= 41 (select .cse7 0)) (= (select |#valid| 23) 1) (= 110 (select .cse14 1)) (= 82 (select .cse6 1)) (= (select .cse6 4) 0) (= (select |#valid| 19) 1) (= (select .cse9 1) 102) (= (select |#valid| 16) 1) (= 3 (select |#length| 7)) (= (select .cse7 2) 0) (= (select |#valid| 6) 1) (= 102 (select .cse9 2)) (= (select .cse19 1) 0) (= 44 (select .cse3 0)) (= (select |#length| 11) 4) (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= 41 (select .cse0 0)) (= (select |#length| 28) 25) .cse20 (= 4 (select |#length| 14)) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse21 .cse22 .cse23)) (and .cse1 (<= 1 |ULTIMATE.start_valid_product_#res#1|) (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) .cse4 (<= 0 (+ |ULTIMATE.start_test_~tmp___0~1#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~tmp~3#1|) .cse8 (<= |ULTIMATE.start_main_~tmp~3#1| 1) (let ((.cse24 (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (or (and (not .cse24) .cse12) (and (or (= |ULTIMATE.start_test_~tmp___1~0#1| 0) (= 0 ~systemActive~0)) .cse24 (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648))))) (<= |ULTIMATE.start_valid_product_#res#1| 1) (<= 0 (+ ~waterLevel~0 2147483648)) .cse15 .cse16 (<= |ULTIMATE.start_test_~tmp___0~1#1| 2147483647) (<= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) .cse17 .cse18 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (<= 0 |#StackHeapBarrier|) .cse20 (<= ~systemActive~0 1) .cse21 .cse22 .cse23))) [2021-11-23 02:44:57,943 INFO L854 garLoopResultBuilder]: At program point L508(lines 508 515) the Hoare annotation is: (let ((.cse3 (select |#memory_int| 11)) (.cse9 (select |#memory_int| 16)) (.cse8 (select |#memory_int| 7)) (.cse1 (select |#memory_int| 5)) (.cse7 (select |#memory_int| 13)) (.cse10 (select |#memory_int| 10)) (.cse4 (select |#memory_int| 6)) (.cse5 (select |#memory_int| 15)) (.cse6 (select |#memory_int| 14)) (.cse11 (select |#memory_int| 1)) (.cse2 (select |#memory_int| 12)) (.cse0 (select |#memory_int| 8))) (and (= (select .cse0 1) 0) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= 104 (select .cse1 4)) (= 3 (select |#length| 10)) (= 109 (select .cse2 3)) (= ~pumpRunning~0 0) (= (select |#length| 6) 5) (= (select |#valid| 26) 1) (= 116 (select .cse1 3)) (= (select .cse3 1) 102) (= (select |#valid| 9) 1) (= (select .cse3 3) 0) (= (select |#length| 4) 13) (= (select .cse4 0) 67) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= (select .cse5 1) 32) (= 30 (select |#length| 23)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) (= ~head~0.offset 0) (= 7 (select |#length| 12)) (= (select .cse1 6) 0) (= (select .cse6 0) 79) (= 2 (select |#length| 1)) (= 3 (select |#length| 13)) (= (select |#length| 17) 30) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select .cse4 2) 73) (= 110 (select .cse7 1)) (= (select |#valid| 18) 1) (= 102 (select .cse3 2)) (= (select |#valid| 22) 1) (= 30 (select |#length| 26)) (= (select .cse8 0) 79) (= (select .cse8 1) 75) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~3#1|) (= 1 ~systemActive~0) (= (select .cse9 0) 10) (= (select |#length| 15) 3) (= (select .cse10 0) 79) (= (select |#valid| 24) 1) (= (select |#length| 8) 2) (= 117 (select .cse2 2)) (= (select |#valid| 12) 1) (= (select .cse3 0) 79) (= 77 (select .cse1 1)) (= (select |#valid| 28) 1) (= 7 (select |#length| 5)) (= 112 (select .cse2 4)) (= (select |#valid| 4) 1) (= (select .cse7 0) 79) (= (select .cse9 1) 0) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select |#valid| 20) 1) (= (select .cse2 6) 0) (= 101 (select .cse1 2)) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select .cse1 0) 44) (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= (select |#valid| 0) 0) (= (select .cse2 5) 58) (= 30 (select |#length| 20)) (= (select .cse8 2) 0) (= (select |#valid| 25) 1) (= (select |#length| 9) 13) (= ~head~0.base 0) (= (select .cse6 3) 0) (= (select |#valid| 2) 1) (= 58 (select .cse1 5)) (= |#NULL.offset| 0) (= (select .cse7 2) 0) (= ~waterLevel~0 1) (= (select .cse10 2) 0) (= (select .cse2 1) 80) (= 84 (select .cse4 3)) (= (select |#length| 27) 9) (= (select .cse11 0) 48) (= 41 (select .cse5 0)) (= (select |#valid| 23) 1) (= 110 (select .cse10 1)) (= 82 (select .cse4 1)) (= (select .cse4 4) 0) (= (select |#valid| 19) 1) (= (select .cse6 1) 102) (= (select |#valid| 16) 1) (= 3 (select |#length| 7)) (= (select .cse5 2) 0) (= (select |#valid| 6) 1) (= 102 (select .cse6 2)) (= (select .cse11 1) 0) (= 44 (select .cse2 0)) (= (select |#length| 11) 4) (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= 41 (select .cse0 0)) (= (select |#length| 28) 25) (= 4 (select |#length| 14)) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| 1) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))) [2021-11-23 02:44:57,943 INFO L861 garLoopResultBuilder]: At program point L508-2(lines 508 515) the Hoare annotation is: true [2021-11-23 02:44:57,943 INFO L854 garLoopResultBuilder]: At program point L228(lines 177 229) the Hoare annotation is: false [2021-11-23 02:44:57,944 INFO L854 garLoopResultBuilder]: At program point L216-2(lines 208 223) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_valid_product_#res#1|) (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) (= ~pumpRunning~0 0) (<= 0 (+ |ULTIMATE.start_test_~tmp___0~1#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~tmp~3#1|) (= ~head~0.offset 0) (<= |ULTIMATE.start_main_~tmp~3#1| 1) (let ((.cse0 (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (or (and (not .cse0) (= 1 ~systemActive~0)) (and (or (= |ULTIMATE.start_test_~tmp___1~0#1| 0) (= 0 ~systemActive~0)) .cse0 (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648))))) (<= |ULTIMATE.start_valid_product_#res#1| 1) (<= 0 (+ ~waterLevel~0 2147483648)) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648)) (<= 0 ~head~0.base) (<= |ULTIMATE.start_test_~tmp___0~1#1| 2147483647) (<= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= ~head~0.base 0) (= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647) (<= ~systemActive~0 1) (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| 1) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0)) [2021-11-23 02:44:57,944 INFO L858 garLoopResultBuilder]: For program point L179(lines 178 227) no Hoare annotation was computed. [2021-11-23 02:44:57,945 INFO L854 garLoopResultBuilder]: At program point L200(line 200) the Hoare annotation is: (let ((.cse7 (= 1 ~systemActive~0)) (.cse0 (<= 1 |ULTIMATE.start_valid_product_#res#1|)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 0 (+ |ULTIMATE.start_test_~tmp___0~1#1| 2147483648))) (.cse3 (<= 1 |ULTIMATE.start_main_~tmp~3#1|)) (.cse4 (= ~head~0.offset 0)) (.cse5 (<= |ULTIMATE.start_main_~tmp~3#1| 1)) (.cse8 (<= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse9 (not (= |ULTIMATE.start_test_~tmp___0~1#1| 0))) (.cse10 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse11 (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648))) (.cse12 (<= |ULTIMATE.start_test_~tmp___0~1#1| 2147483647)) (.cse13 (<= 0 ~methaneLevelCritical~0)) (.cse14 (<= ~waterLevel~0 2147483647)) (.cse15 (= ~head~0.base 0)) (.cse16 (= |#NULL.offset| 0)) (.cse17 (<= 0 |#StackHeapBarrier|)) (.cse18 (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647)) (.cse19 (<= ~systemActive~0 1)) (.cse20 (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| 1)) (.cse21 (= ~cleanupTimeShifts~0 4)) (.cse22 (= |#NULL.base| 0))) (or (and .cse0 (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) .cse1 .cse2 .cse3 .cse4 .cse5 (let ((.cse6 (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (or (and (not .cse6) .cse7) (and (or (= |ULTIMATE.start_test_~tmp___1~0#1| 0) (= 0 ~systemActive~0)) .cse6 (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648))))) .cse8 (<= 0 (+ ~waterLevel~0 2147483648)) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) .cse17 .cse18 .cse19 .cse20 .cse21 .cse22) (let ((.cse26 (select |#memory_int| 11)) (.cse32 (select |#memory_int| 16)) (.cse31 (select |#memory_int| 7)) (.cse24 (select |#memory_int| 5)) (.cse30 (select |#memory_int| 13)) (.cse33 (select |#memory_int| 10)) (.cse27 (select |#memory_int| 6)) (.cse28 (select |#memory_int| 15)) (.cse29 (select |#memory_int| 14)) (.cse34 (select |#memory_int| 1)) (.cse25 (select |#memory_int| 12)) (.cse23 (select |#memory_int| 8))) (and (= (select .cse23 1) 0) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= 104 (select .cse24 4)) (= 3 (select |#length| 10)) (= 109 (select .cse25 3)) .cse1 (= (select |#length| 6) 5) (= (select |#valid| 26) 1) (= 116 (select .cse24 3)) (= (select .cse26 1) 102) (= (select |#valid| 9) 1) (= (select .cse26 3) 0) (= (select |#length| 4) 13) .cse2 (= (select .cse27 0) 67) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= (select .cse28 1) 32) (= 30 (select |#length| 23)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) .cse4 (= 7 (select |#length| 12)) (= (select .cse24 6) 0) (= (select .cse29 0) 79) (= 2 (select |#length| 1)) (= 3 (select |#length| 13)) (= (select |#length| 17) 30) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select .cse27 2) 73) (= 110 (select .cse30 1)) (= (select |#valid| 18) 1) (= 102 (select .cse26 2)) (= (select |#valid| 22) 1) (= 30 (select |#length| 26)) (= (select .cse31 0) 79) (= (select .cse31 1) 75) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~3#1|) .cse7 (= (select .cse32 0) 10) (= (select |#length| 15) 3) (= (select .cse33 0) 79) (= (select |#valid| 24) 1) (= (select |#length| 8) 2) (= 117 (select .cse25 2)) (= (select |#valid| 12) 1) (= (select .cse26 0) 79) (= 77 (select .cse24 1)) (= (select |#valid| 28) 1) (= 7 (select |#length| 5)) .cse9 .cse10 (= 112 (select .cse25 4)) (= (select |#valid| 4) 1) .cse11 (= (select .cse30 0) 79) (= (select .cse32 1) 0) (= 25 (select |#length| 25)) .cse12 (= (select |#valid| 1) 1) (= (select |#valid| 20) 1) (= (select .cse25 6) 0) (= 101 (select .cse24 2)) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select .cse24 0) 44) (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= (select |#valid| 0) 0) (= (select .cse25 5) 58) (= 30 (select |#length| 20)) (= (select .cse31 2) 0) (= (select |#valid| 25) 1) (= (select |#length| 9) 13) .cse15 (= (select .cse29 3) 0) (= (select |#valid| 2) 1) (= 58 (select .cse24 5)) .cse16 (= (select .cse30 2) 0) (= ~waterLevel~0 1) (= (select .cse33 2) 0) (= (select .cse25 1) 80) (= 84 (select .cse27 3)) (= (select |#length| 27) 9) (= (select .cse34 0) 48) (= 41 (select .cse28 0)) (= (select |#valid| 23) 1) (= 110 (select .cse33 1)) (= 82 (select .cse27 1)) (= (select .cse27 4) 0) (= (select |#valid| 19) 1) (= (select .cse29 1) 102) (= (select |#valid| 16) 1) (= 3 (select |#length| 7)) (= (select .cse28 2) 0) (= (select |#valid| 6) 1) (= 102 (select .cse29 2)) (= (select .cse34 1) 0) (= 44 (select .cse25 0)) (= (select |#length| 11) 4) (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= 41 (select .cse23 0)) (= (select |#length| 28) 25) .cse18 (= 4 (select |#length| 14)) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse20 .cse21 .cse22)) (and (not (= |ULTIMATE.start_test_~tmp~1#1| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) .cse5 .cse8 .cse9 (<= ~methaneLevelCritical~0 0) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22))) [2021-11-23 02:44:57,951 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 70 81) no Hoare annotation was computed. [2021-11-23 02:44:57,951 INFO L854 garLoopResultBuilder]: At program point waterRiseENTRY(lines 70 81) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2021-11-23 02:44:57,954 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-23 02:44:57,957 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 02:44:58,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:44:58 BoogieIcfgContainer [2021-11-23 02:44:58,086 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 02:44:58,087 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 02:44:58,087 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 02:44:58,088 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 02:44:58,088 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:44:02" (3/4) ... [2021-11-23 02:44:58,091 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 02:44:58,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 02:44:58,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 02:44:58,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 02:44:58,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 02:44:58,119 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2021-11-23 02:44:58,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-11-23 02:44:58,123 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 02:44:58,124 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 02:44:58,124 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 02:44:58,125 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 02:44:58,125 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 02:44:58,151 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[8][1] == 0 && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && 104 == unknown-#memory_int-unknown[5][4]) && 3 == unknown-#length-unknown[10]) && 109 == unknown-#memory_int-unknown[12][3]) && pumpRunning == 0) && unknown-#length-unknown[6] == 5) && \valid[26] == 1) && 116 == unknown-#memory_int-unknown[5][3]) && unknown-#memory_int-unknown[11][1] == 102) && \valid[9] == 1) && unknown-#memory_int-unknown[11][3] == 0) && unknown-#length-unknown[4] == 13) && unknown-#memory_int-unknown[6][0] == 67) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && unknown-#memory_int-unknown[15][1] == 32) && 30 == unknown-#length-unknown[23]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 7 == unknown-#length-unknown[12]) && unknown-#memory_int-unknown[5][6] == 0) && unknown-#memory_int-unknown[14][0] == 79) && 2 == unknown-#length-unknown[1]) && 3 == unknown-#length-unknown[13]) && unknown-#length-unknown[17] == 30) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && unknown-#memory_int-unknown[6][2] == 73) && 110 == unknown-#memory_int-unknown[13][1]) && \valid[18] == 1) && 102 == unknown-#memory_int-unknown[11][2]) && \valid[22] == 1) && 30 == unknown-#length-unknown[26]) && unknown-#memory_int-unknown[7][0] == 79) && unknown-#memory_int-unknown[7][1] == 75) && \result == tmp) && 1 == systemActive) && unknown-#memory_int-unknown[16][0] == 10) && unknown-#length-unknown[15] == 3) && unknown-#memory_int-unknown[10][0] == 79) && \valid[24] == 1) && unknown-#length-unknown[8] == 2) && 117 == unknown-#memory_int-unknown[12][2]) && \valid[12] == 1) && unknown-#memory_int-unknown[11][0] == 79) && 77 == unknown-#memory_int-unknown[5][1]) && \valid[28] == 1) && 7 == unknown-#length-unknown[5]) && 112 == unknown-#memory_int-unknown[12][4]) && \valid[4] == 1) && unknown-#memory_int-unknown[13][0] == 79) && unknown-#memory_int-unknown[16][1] == 0) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && \valid[20] == 1) && unknown-#memory_int-unknown[12][6] == 0) && 101 == unknown-#memory_int-unknown[5][2]) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#memory_int-unknown[5][0] == 44) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && \valid[0] == 0) && unknown-#memory_int-unknown[12][5] == 58) && 30 == unknown-#length-unknown[20]) && unknown-#memory_int-unknown[7][2] == 0) && \valid[25] == 1) && unknown-#length-unknown[9] == 13) && head == 0) && unknown-#memory_int-unknown[14][3] == 0) && \valid[2] == 1) && 58 == unknown-#memory_int-unknown[5][5]) && #NULL == 0) && unknown-#memory_int-unknown[13][2] == 0) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#memory_int-unknown[12][1] == 80) && 84 == unknown-#memory_int-unknown[6][3]) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && 41 == unknown-#memory_int-unknown[15][0]) && \valid[23] == 1) && 110 == unknown-#memory_int-unknown[10][1]) && 82 == unknown-#memory_int-unknown[6][1]) && unknown-#memory_int-unknown[6][4] == 0) && \valid[19] == 1) && unknown-#memory_int-unknown[14][1] == 102) && \valid[16] == 1) && 3 == unknown-#length-unknown[7]) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && 102 == unknown-#memory_int-unknown[14][2]) && unknown-#memory_int-unknown[1][1] == 0) && 44 == unknown-#memory_int-unknown[12][0]) && unknown-#length-unknown[11] == 4) && retValue_acc == \result) && \valid[17] == 1) && \valid[10] == 1) && \valid[8] == 1) && 41 == unknown-#memory_int-unknown[8][0]) && unknown-#length-unknown[28] == 25) && 4 == unknown-#length-unknown[14]) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0 [2021-11-23 02:44:58,152 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[8][1] == 0 && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && 104 == unknown-#memory_int-unknown[5][4]) && 3 == unknown-#length-unknown[10]) && 109 == unknown-#memory_int-unknown[12][3]) && pumpRunning == 0) && unknown-#length-unknown[6] == 5) && \valid[26] == 1) && 116 == unknown-#memory_int-unknown[5][3]) && unknown-#memory_int-unknown[11][1] == 102) && \valid[9] == 1) && unknown-#memory_int-unknown[11][3] == 0) && unknown-#length-unknown[4] == 13) && unknown-#memory_int-unknown[6][0] == 67) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && unknown-#memory_int-unknown[15][1] == 32) && 30 == unknown-#length-unknown[23]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 7 == unknown-#length-unknown[12]) && unknown-#memory_int-unknown[5][6] == 0) && unknown-#memory_int-unknown[14][0] == 79) && 2 == unknown-#length-unknown[1]) && 3 == unknown-#length-unknown[13]) && unknown-#length-unknown[17] == 30) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && unknown-#memory_int-unknown[6][2] == 73) && 110 == unknown-#memory_int-unknown[13][1]) && \valid[18] == 1) && 102 == unknown-#memory_int-unknown[11][2]) && \valid[22] == 1) && 30 == unknown-#length-unknown[26]) && unknown-#memory_int-unknown[7][0] == 79) && unknown-#memory_int-unknown[7][1] == 75) && \result == tmp) && 1 == systemActive) && unknown-#memory_int-unknown[16][0] == 10) && unknown-#length-unknown[15] == 3) && unknown-#memory_int-unknown[10][0] == 79) && \valid[24] == 1) && unknown-#length-unknown[8] == 2) && 117 == unknown-#memory_int-unknown[12][2]) && \valid[12] == 1) && unknown-#memory_int-unknown[11][0] == 79) && 77 == unknown-#memory_int-unknown[5][1]) && \valid[28] == 1) && 7 == unknown-#length-unknown[5]) && splverifierCounter == 0) && 112 == unknown-#memory_int-unknown[12][4]) && \valid[4] == 1) && unknown-#memory_int-unknown[13][0] == 79) && unknown-#memory_int-unknown[16][1] == 0) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && \valid[20] == 1) && unknown-#memory_int-unknown[12][6] == 0) && 101 == unknown-#memory_int-unknown[5][2]) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#memory_int-unknown[5][0] == 44) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && \valid[0] == 0) && unknown-#memory_int-unknown[12][5] == 58) && 30 == unknown-#length-unknown[20]) && unknown-#memory_int-unknown[7][2] == 0) && \valid[25] == 1) && unknown-#length-unknown[9] == 13) && head == 0) && unknown-#memory_int-unknown[14][3] == 0) && \valid[2] == 1) && 58 == unknown-#memory_int-unknown[5][5]) && #NULL == 0) && unknown-#memory_int-unknown[13][2] == 0) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#memory_int-unknown[12][1] == 80) && 84 == unknown-#memory_int-unknown[6][3]) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && 41 == unknown-#memory_int-unknown[15][0]) && \valid[23] == 1) && 110 == unknown-#memory_int-unknown[10][1]) && 82 == unknown-#memory_int-unknown[6][1]) && unknown-#memory_int-unknown[6][4] == 0) && \valid[19] == 1) && unknown-#memory_int-unknown[14][1] == 102) && \valid[16] == 1) && 3 == unknown-#length-unknown[7]) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && 102 == unknown-#memory_int-unknown[14][2]) && unknown-#memory_int-unknown[1][1] == 0) && 44 == unknown-#memory_int-unknown[12][0]) && unknown-#length-unknown[11] == 4) && retValue_acc == \result) && \valid[17] == 1) && \valid[10] == 1) && \valid[8] == 1) && 41 == unknown-#memory_int-unknown[8][0]) && unknown-#length-unknown[28] == 25) && 4 == unknown-#length-unknown[14]) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0) || ((((((((((((((((((((((((1 <= \result && tmp___2 <= 2147483647) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && tmp <= 1) && ((!(tmp___2 == 0) && 1 == systemActive) || ((((tmp___1 == 0 || 0 == systemActive) && tmp___2 == 0) && tmp___1 <= 2147483647) && 0 <= tmp___1 + 2147483648))) && \result <= 1) && 0 <= waterLevel + 2147483648) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= head) && tmp___0 <= 2147483647) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head <= 0) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0) [2021-11-23 02:44:58,153 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || \old(waterLevel) == waterLevel) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2021-11-23 02:44:58,154 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((1 <= \result && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && tmp <= 1) && \result <= 1) && !(tmp___0 == 0)) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && tmp___0 <= 2147483647) && 0 <= methaneLevelCritical) && head == 0) && #NULL == 0) && waterLevel == 1) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0) || (((((((((((((((((((((!(tmp == 0) && 1 <= \result) && pumpRunning == 0) && 1 <= tmp) && head == 0) && 2 <= waterLevel) && tmp <= 1) && \result <= 1) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && tmp___0 == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0)) || ((((((((((((((((((((((((1 <= \result && tmp___2 <= 2147483647) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && tmp <= 1) && ((!(tmp___2 == 0) && 1 == systemActive) || ((((tmp___1 == 0 || 0 == systemActive) && tmp___2 == 0) && tmp___1 <= 2147483647) && 0 <= tmp___1 + 2147483648))) && \result <= 1) && 0 <= waterLevel + 2147483648) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= head) && tmp___0 <= 2147483647) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head <= 0) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0)) || ((((((((((((((((((((((!(tmp == 0) && 1 <= \result) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && 2 <= waterLevel) && tmp <= 1) && \result <= 1) && !(tmp___0 == 0)) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && tmp___0 <= 2147483647) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0)) || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[8][1] == 0 && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && 1 <= \result) && \valid[15] == 1) && 104 == unknown-#memory_int-unknown[5][4]) && 3 == unknown-#length-unknown[10]) && 109 == unknown-#memory_int-unknown[12][3]) && pumpRunning == 0) && unknown-#length-unknown[6] == 5) && \valid[26] == 1) && 116 == unknown-#memory_int-unknown[5][3]) && unknown-#memory_int-unknown[11][1] == 102) && \valid[9] == 1) && unknown-#memory_int-unknown[11][3] == 0) && unknown-#length-unknown[4] == 13) && unknown-#memory_int-unknown[6][0] == 67) && 1 <= tmp) && \valid[11] == 1) && \valid[27] == 1) && unknown-#memory_int-unknown[15][1] == 32) && 30 == unknown-#length-unknown[23]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 7 == unknown-#length-unknown[12]) && unknown-#memory_int-unknown[5][6] == 0) && unknown-#memory_int-unknown[14][0] == 79) && 2 == unknown-#length-unknown[1]) && 3 == unknown-#length-unknown[13]) && unknown-#length-unknown[17] == 30) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && unknown-#memory_int-unknown[6][2] == 73) && 110 == unknown-#memory_int-unknown[13][1]) && tmp <= 1) && \valid[18] == 1) && 102 == unknown-#memory_int-unknown[11][2]) && \valid[22] == 1) && 30 == unknown-#length-unknown[26]) && unknown-#memory_int-unknown[7][0] == 79) && unknown-#memory_int-unknown[7][1] == 75) && 1 == systemActive) && unknown-#memory_int-unknown[16][0] == 10) && unknown-#length-unknown[15] == 3) && unknown-#memory_int-unknown[10][0] == 79) && \valid[24] == 1) && unknown-#length-unknown[8] == 2) && 117 == unknown-#memory_int-unknown[12][2]) && \valid[12] == 1) && unknown-#memory_int-unknown[11][0] == 79) && \result <= 1) && 77 == unknown-#memory_int-unknown[5][1]) && \valid[28] == 1) && 7 == unknown-#length-unknown[5]) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 112 == unknown-#memory_int-unknown[12][4]) && \valid[4] == 1) && 0 <= tmp + 2147483648) && unknown-#memory_int-unknown[13][0] == 79) && unknown-#memory_int-unknown[16][1] == 0) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && \valid[20] == 1) && unknown-#memory_int-unknown[12][6] == 0) && 101 == unknown-#memory_int-unknown[5][2]) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#memory_int-unknown[5][0] == 44) && 0 <= methaneLevelCritical) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && \valid[0] == 0) && unknown-#memory_int-unknown[12][5] == 58) && 30 == unknown-#length-unknown[20]) && unknown-#memory_int-unknown[7][2] == 0) && \valid[25] == 1) && unknown-#length-unknown[9] == 13) && head == 0) && unknown-#memory_int-unknown[14][3] == 0) && \valid[2] == 1) && 58 == unknown-#memory_int-unknown[5][5]) && #NULL == 0) && unknown-#memory_int-unknown[13][2] == 0) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#memory_int-unknown[12][1] == 80) && 84 == unknown-#memory_int-unknown[6][3]) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && 41 == unknown-#memory_int-unknown[15][0]) && \valid[23] == 1) && 110 == unknown-#memory_int-unknown[10][1]) && 82 == unknown-#memory_int-unknown[6][1]) && unknown-#memory_int-unknown[6][4] == 0) && tmp___0 == 0) && \valid[19] == 1) && unknown-#memory_int-unknown[14][1] == 102) && \valid[16] == 1) && 3 == unknown-#length-unknown[7]) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && 102 == unknown-#memory_int-unknown[14][2]) && unknown-#memory_int-unknown[1][1] == 0) && 44 == unknown-#memory_int-unknown[12][0]) && unknown-#length-unknown[11] == 4) && \valid[17] == 1) && \valid[10] == 1) && \valid[8] == 1) && 41 == unknown-#memory_int-unknown[8][0]) && unknown-#length-unknown[28] == 25) && tmp <= 2147483647) && 4 == unknown-#length-unknown[14]) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0) [2021-11-23 02:44:58,159 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || tmp <= 2147483647) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) && (((((((((((((tmp == \result && retValue_acc == waterLevel) && retValue_acc == \result) && 0 <= tmp + 2147483648) && \old(waterLevel) == waterLevel) || !(#NULL == 0)) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) [2021-11-23 02:44:58,159 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || ((((((tmp == \result && retValue_acc == waterLevel) && !(tmp == 0)) && retValue_acc == \result) && 0 <= tmp + 2147483648) && tmp <= 2147483647) && \old(waterLevel) == waterLevel)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || (((((((pumpRunning == retValue_acc && tmp == \result) && retValue_acc == waterLevel) && retValue_acc == \result) && \result == retValue_acc) && tmp == 0) && \old(waterLevel) == waterLevel) && \result == tmp___0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2021-11-23 02:44:58,194 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/witness.graphml [2021-11-23 02:44:58,194 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 02:44:58,195 INFO L158 Benchmark]: Toolchain (without parser) took 56667.99ms. Allocated memory was 100.7MB in the beginning and 312.5MB in the end (delta: 211.8MB). Free memory was 67.4MB in the beginning and 212.3MB in the end (delta: -144.9MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2021-11-23 02:44:58,195 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory was 53.6MB in the beginning and 53.5MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:44:58,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.83ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 67.3MB in the end (delta: -226.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 02:44:58,196 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.99ms. Allocated memory is still 100.7MB. Free memory was 67.3MB in the beginning and 65.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:44:58,196 INFO L158 Benchmark]: Boogie Preprocessor took 57.24ms. Allocated memory is still 100.7MB. Free memory was 64.9MB in the beginning and 63.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:44:58,197 INFO L158 Benchmark]: RCFGBuilder took 578.31ms. Allocated memory is still 100.7MB. Free memory was 63.6MB in the beginning and 44.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 02:44:58,198 INFO L158 Benchmark]: TraceAbstraction took 55352.99ms. Allocated memory was 100.7MB in the beginning and 312.5MB in the end (delta: 211.8MB). Free memory was 44.3MB in the beginning and 218.6MB in the end (delta: -174.3MB). Peak memory consumption was 161.9MB. Max. memory is 16.1GB. [2021-11-23 02:44:58,198 INFO L158 Benchmark]: Witness Printer took 106.76ms. Allocated memory is still 312.5MB. Free memory was 217.6MB in the beginning and 212.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 02:44:58,201 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory was 53.6MB in the beginning and 53.5MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.83ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 67.3MB in the end (delta: -226.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.99ms. Allocated memory is still 100.7MB. Free memory was 67.3MB in the beginning and 65.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.24ms. Allocated memory is still 100.7MB. Free memory was 64.9MB in the beginning and 63.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 578.31ms. Allocated memory is still 100.7MB. Free memory was 63.6MB in the beginning and 44.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 55352.99ms. Allocated memory was 100.7MB in the beginning and 312.5MB in the end (delta: 211.8MB). Free memory was 44.3MB in the beginning and 218.6MB in the end (delta: -174.3MB). Peak memory consumption was 161.9MB. Max. memory is 16.1GB. * Witness Printer took 106.76ms. Allocated memory is still 312.5MB. Free memory was 217.6MB in the beginning and 212.3MB in the end (delta: 5.2MB). 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: 892]: 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 5 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 55.1s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 22.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 165 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 161 mSDsluCounter, 373 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 292 mSDsCounter, 132 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 978 IncrementalHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 132 mSolverCounterUnsat, 131 mSDtfsCounter, 978 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 115 SyntacticMatches, 6 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2212 ImplicationChecksByTransitivity, 28.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=85occurred in iteration=5, InterpolantAutomatonStates: 59, 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, 6 MinimizatonAttempts, 27 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 107 PreInvPairs, 170 NumberOfFragments, 4458 HoareAnnotationTreeSize, 107 FomulaSimplifications, 996 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 21 FomulaSimplificationsInter, 9834 FormulaSimplificationTreeSizeReductionInter, 9.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 164 NumberOfCodeBlocks, 164 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 211 ConstructedInterpolants, 0 QuantifiedInterpolants, 1689 SizeOfPredicates, 32 NumberOfNonLiveVariables, 652 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 0/54 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: OVERALL_TIME: 11.3s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 7, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 60, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 73, TOOLS_POST_TIME: 3.0s, TOOLS_POST_CALL_APPLICATIONS: 35, TOOLS_POST_CALL_TIME: 5.2s, TOOLS_POST_RETURN_APPLICATIONS: 30, TOOLS_POST_RETURN_TIME: 1.9s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 138, TOOLS_QUANTIFIERELIM_TIME: 10.1s, TOOLS_QUANTIFIERELIM_MAX_TIME: 1.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 176, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 36, DOMAIN_JOIN_TIME: 0.9s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 60, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME: 9.1s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 9.1s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 30, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 542, DAG_COMPRESSION_RETAINED_NODES: 151, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[8][1] == 0 && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && 104 == unknown-#memory_int-unknown[5][4]) && 3 == unknown-#length-unknown[10]) && 109 == unknown-#memory_int-unknown[12][3]) && pumpRunning == 0) && unknown-#length-unknown[6] == 5) && \valid[26] == 1) && 116 == unknown-#memory_int-unknown[5][3]) && unknown-#memory_int-unknown[11][1] == 102) && \valid[9] == 1) && unknown-#memory_int-unknown[11][3] == 0) && unknown-#length-unknown[4] == 13) && unknown-#memory_int-unknown[6][0] == 67) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && unknown-#memory_int-unknown[15][1] == 32) && 30 == unknown-#length-unknown[23]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 7 == unknown-#length-unknown[12]) && unknown-#memory_int-unknown[5][6] == 0) && unknown-#memory_int-unknown[14][0] == 79) && 2 == unknown-#length-unknown[1]) && 3 == unknown-#length-unknown[13]) && unknown-#length-unknown[17] == 30) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && unknown-#memory_int-unknown[6][2] == 73) && 110 == unknown-#memory_int-unknown[13][1]) && \valid[18] == 1) && 102 == unknown-#memory_int-unknown[11][2]) && \valid[22] == 1) && 30 == unknown-#length-unknown[26]) && unknown-#memory_int-unknown[7][0] == 79) && unknown-#memory_int-unknown[7][1] == 75) && \result == tmp) && 1 == systemActive) && unknown-#memory_int-unknown[16][0] == 10) && unknown-#length-unknown[15] == 3) && unknown-#memory_int-unknown[10][0] == 79) && \valid[24] == 1) && unknown-#length-unknown[8] == 2) && 117 == unknown-#memory_int-unknown[12][2]) && \valid[12] == 1) && unknown-#memory_int-unknown[11][0] == 79) && 77 == unknown-#memory_int-unknown[5][1]) && \valid[28] == 1) && 7 == unknown-#length-unknown[5]) && splverifierCounter == 0) && 112 == unknown-#memory_int-unknown[12][4]) && \valid[4] == 1) && unknown-#memory_int-unknown[13][0] == 79) && unknown-#memory_int-unknown[16][1] == 0) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && \valid[20] == 1) && unknown-#memory_int-unknown[12][6] == 0) && 101 == unknown-#memory_int-unknown[5][2]) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#memory_int-unknown[5][0] == 44) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && \valid[0] == 0) && unknown-#memory_int-unknown[12][5] == 58) && 30 == unknown-#length-unknown[20]) && unknown-#memory_int-unknown[7][2] == 0) && \valid[25] == 1) && unknown-#length-unknown[9] == 13) && head == 0) && unknown-#memory_int-unknown[14][3] == 0) && \valid[2] == 1) && 58 == unknown-#memory_int-unknown[5][5]) && #NULL == 0) && unknown-#memory_int-unknown[13][2] == 0) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#memory_int-unknown[12][1] == 80) && 84 == unknown-#memory_int-unknown[6][3]) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && 41 == unknown-#memory_int-unknown[15][0]) && \valid[23] == 1) && 110 == unknown-#memory_int-unknown[10][1]) && 82 == unknown-#memory_int-unknown[6][1]) && unknown-#memory_int-unknown[6][4] == 0) && \valid[19] == 1) && unknown-#memory_int-unknown[14][1] == 102) && \valid[16] == 1) && 3 == unknown-#length-unknown[7]) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && 102 == unknown-#memory_int-unknown[14][2]) && unknown-#memory_int-unknown[1][1] == 0) && 44 == unknown-#memory_int-unknown[12][0]) && unknown-#length-unknown[11] == 4) && retValue_acc == \result) && \valid[17] == 1) && \valid[10] == 1) && \valid[8] == 1) && 41 == unknown-#memory_int-unknown[8][0]) && unknown-#length-unknown[28] == 25) && 4 == unknown-#length-unknown[14]) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0) || ((((((((((((((((((((((((1 <= \result && tmp___2 <= 2147483647) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && tmp <= 1) && ((!(tmp___2 == 0) && 1 == systemActive) || ((((tmp___1 == 0 || 0 == systemActive) && tmp___2 == 0) && tmp___1 <= 2147483647) && 0 <= tmp___1 + 2147483648))) && \result <= 1) && 0 <= waterLevel + 2147483648) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= head) && tmp___0 <= 2147483647) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head <= 0) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: ((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || \old(waterLevel) == waterLevel) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || tmp <= 2147483647) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) && (((((((((((((tmp == \result && retValue_acc == waterLevel) && retValue_acc == \result) && 0 <= tmp + 2147483648) && \old(waterLevel) == waterLevel) || !(#NULL == 0)) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((1 <= \result && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && tmp <= 1) && \result <= 1) && !(tmp___0 == 0)) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && tmp___0 <= 2147483647) && 0 <= methaneLevelCritical) && head == 0) && #NULL == 0) && waterLevel == 1) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0) || (((((((((((((((((((((!(tmp == 0) && 1 <= \result) && pumpRunning == 0) && 1 <= tmp) && head == 0) && 2 <= waterLevel) && tmp <= 1) && \result <= 1) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && tmp___0 == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0)) || ((((((((((((((((((((((((1 <= \result && tmp___2 <= 2147483647) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && tmp <= 1) && ((!(tmp___2 == 0) && 1 == systemActive) || ((((tmp___1 == 0 || 0 == systemActive) && tmp___2 == 0) && tmp___1 <= 2147483647) && 0 <= tmp___1 + 2147483648))) && \result <= 1) && 0 <= waterLevel + 2147483648) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= head) && tmp___0 <= 2147483647) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head <= 0) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0)) || ((((((((((((((((((((((!(tmp == 0) && 1 <= \result) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && 2 <= waterLevel) && tmp <= 1) && \result <= 1) && !(tmp___0 == 0)) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && tmp___0 <= 2147483647) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0)) || (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[8][1] == 0 && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && 1 <= \result) && \valid[15] == 1) && 104 == unknown-#memory_int-unknown[5][4]) && 3 == unknown-#length-unknown[10]) && 109 == unknown-#memory_int-unknown[12][3]) && pumpRunning == 0) && unknown-#length-unknown[6] == 5) && \valid[26] == 1) && 116 == unknown-#memory_int-unknown[5][3]) && unknown-#memory_int-unknown[11][1] == 102) && \valid[9] == 1) && unknown-#memory_int-unknown[11][3] == 0) && unknown-#length-unknown[4] == 13) && unknown-#memory_int-unknown[6][0] == 67) && 1 <= tmp) && \valid[11] == 1) && \valid[27] == 1) && unknown-#memory_int-unknown[15][1] == 32) && 30 == unknown-#length-unknown[23]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 7 == unknown-#length-unknown[12]) && unknown-#memory_int-unknown[5][6] == 0) && unknown-#memory_int-unknown[14][0] == 79) && 2 == unknown-#length-unknown[1]) && 3 == unknown-#length-unknown[13]) && unknown-#length-unknown[17] == 30) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && unknown-#memory_int-unknown[6][2] == 73) && 110 == unknown-#memory_int-unknown[13][1]) && tmp <= 1) && \valid[18] == 1) && 102 == unknown-#memory_int-unknown[11][2]) && \valid[22] == 1) && 30 == unknown-#length-unknown[26]) && unknown-#memory_int-unknown[7][0] == 79) && unknown-#memory_int-unknown[7][1] == 75) && 1 == systemActive) && unknown-#memory_int-unknown[16][0] == 10) && unknown-#length-unknown[15] == 3) && unknown-#memory_int-unknown[10][0] == 79) && \valid[24] == 1) && unknown-#length-unknown[8] == 2) && 117 == unknown-#memory_int-unknown[12][2]) && \valid[12] == 1) && unknown-#memory_int-unknown[11][0] == 79) && \result <= 1) && 77 == unknown-#memory_int-unknown[5][1]) && \valid[28] == 1) && 7 == unknown-#length-unknown[5]) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 112 == unknown-#memory_int-unknown[12][4]) && \valid[4] == 1) && 0 <= tmp + 2147483648) && unknown-#memory_int-unknown[13][0] == 79) && unknown-#memory_int-unknown[16][1] == 0) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && \valid[20] == 1) && unknown-#memory_int-unknown[12][6] == 0) && 101 == unknown-#memory_int-unknown[5][2]) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#memory_int-unknown[5][0] == 44) && 0 <= methaneLevelCritical) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && \valid[0] == 0) && unknown-#memory_int-unknown[12][5] == 58) && 30 == unknown-#length-unknown[20]) && unknown-#memory_int-unknown[7][2] == 0) && \valid[25] == 1) && unknown-#length-unknown[9] == 13) && head == 0) && unknown-#memory_int-unknown[14][3] == 0) && \valid[2] == 1) && 58 == unknown-#memory_int-unknown[5][5]) && #NULL == 0) && unknown-#memory_int-unknown[13][2] == 0) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#memory_int-unknown[12][1] == 80) && 84 == unknown-#memory_int-unknown[6][3]) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && 41 == unknown-#memory_int-unknown[15][0]) && \valid[23] == 1) && 110 == unknown-#memory_int-unknown[10][1]) && 82 == unknown-#memory_int-unknown[6][1]) && unknown-#memory_int-unknown[6][4] == 0) && tmp___0 == 0) && \valid[19] == 1) && unknown-#memory_int-unknown[14][1] == 102) && \valid[16] == 1) && 3 == unknown-#length-unknown[7]) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && 102 == unknown-#memory_int-unknown[14][2]) && unknown-#memory_int-unknown[1][1] == 0) && 44 == unknown-#memory_int-unknown[12][0]) && unknown-#length-unknown[11] == 4) && \valid[17] == 1) && \valid[10] == 1) && \valid[8] == 1) && 41 == unknown-#memory_int-unknown[8][0]) && unknown-#length-unknown[28] == 25) && tmp <= 2147483647) && 4 == unknown-#length-unknown[14]) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || ((((((tmp == \result && retValue_acc == waterLevel) && !(tmp == 0)) && retValue_acc == \result) && 0 <= tmp + 2147483648) && tmp <= 2147483647) && \old(waterLevel) == waterLevel)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || (((((((pumpRunning == retValue_acc && tmp == \result) && retValue_acc == waterLevel) && retValue_acc == \result) && \result == retValue_acc) && tmp == 0) && \old(waterLevel) == waterLevel) && \result == tmp___0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[8][1] == 0 && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && 104 == unknown-#memory_int-unknown[5][4]) && 3 == unknown-#length-unknown[10]) && 109 == unknown-#memory_int-unknown[12][3]) && pumpRunning == 0) && unknown-#length-unknown[6] == 5) && \valid[26] == 1) && 116 == unknown-#memory_int-unknown[5][3]) && unknown-#memory_int-unknown[11][1] == 102) && \valid[9] == 1) && unknown-#memory_int-unknown[11][3] == 0) && unknown-#length-unknown[4] == 13) && unknown-#memory_int-unknown[6][0] == 67) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && unknown-#memory_int-unknown[15][1] == 32) && 30 == unknown-#length-unknown[23]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 7 == unknown-#length-unknown[12]) && unknown-#memory_int-unknown[5][6] == 0) && unknown-#memory_int-unknown[14][0] == 79) && 2 == unknown-#length-unknown[1]) && 3 == unknown-#length-unknown[13]) && unknown-#length-unknown[17] == 30) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && unknown-#memory_int-unknown[6][2] == 73) && 110 == unknown-#memory_int-unknown[13][1]) && \valid[18] == 1) && 102 == unknown-#memory_int-unknown[11][2]) && \valid[22] == 1) && 30 == unknown-#length-unknown[26]) && unknown-#memory_int-unknown[7][0] == 79) && unknown-#memory_int-unknown[7][1] == 75) && \result == tmp) && 1 == systemActive) && unknown-#memory_int-unknown[16][0] == 10) && unknown-#length-unknown[15] == 3) && unknown-#memory_int-unknown[10][0] == 79) && \valid[24] == 1) && unknown-#length-unknown[8] == 2) && 117 == unknown-#memory_int-unknown[12][2]) && \valid[12] == 1) && unknown-#memory_int-unknown[11][0] == 79) && 77 == unknown-#memory_int-unknown[5][1]) && \valid[28] == 1) && 7 == unknown-#length-unknown[5]) && 112 == unknown-#memory_int-unknown[12][4]) && \valid[4] == 1) && unknown-#memory_int-unknown[13][0] == 79) && unknown-#memory_int-unknown[16][1] == 0) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && \valid[20] == 1) && unknown-#memory_int-unknown[12][6] == 0) && 101 == unknown-#memory_int-unknown[5][2]) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#memory_int-unknown[5][0] == 44) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && \valid[0] == 0) && unknown-#memory_int-unknown[12][5] == 58) && 30 == unknown-#length-unknown[20]) && unknown-#memory_int-unknown[7][2] == 0) && \valid[25] == 1) && unknown-#length-unknown[9] == 13) && head == 0) && unknown-#memory_int-unknown[14][3] == 0) && \valid[2] == 1) && 58 == unknown-#memory_int-unknown[5][5]) && #NULL == 0) && unknown-#memory_int-unknown[13][2] == 0) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#memory_int-unknown[12][1] == 80) && 84 == unknown-#memory_int-unknown[6][3]) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && 41 == unknown-#memory_int-unknown[15][0]) && \valid[23] == 1) && 110 == unknown-#memory_int-unknown[10][1]) && 82 == unknown-#memory_int-unknown[6][1]) && unknown-#memory_int-unknown[6][4] == 0) && \valid[19] == 1) && unknown-#memory_int-unknown[14][1] == 102) && \valid[16] == 1) && 3 == unknown-#length-unknown[7]) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && 102 == unknown-#memory_int-unknown[14][2]) && unknown-#memory_int-unknown[1][1] == 0) && 44 == unknown-#memory_int-unknown[12][0]) && unknown-#length-unknown[11] == 4) && retValue_acc == \result) && \valid[17] == 1) && \valid[10] == 1) && \valid[8] == 1) && 41 == unknown-#memory_int-unknown[8][0]) && unknown-#length-unknown[28] == 25) && 4 == unknown-#length-unknown[14]) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: (((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-23 02:44:58,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f658da6-a8ec-409a-be42-239fbe74380f/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE