./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW --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 0cfed743c16ce3c8683c42b92f2e032d4ce7b489a9d3a5e140ec6101c472b3cb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 16:05:30,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 16:05:30,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 16:05:30,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 16:05:30,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 16:05:30,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 16:05:30,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 16:05:30,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 16:05:30,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 16:05:30,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 16:05:30,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 16:05:30,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 16:05:30,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 16:05:30,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 16:05:30,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 16:05:30,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 16:05:30,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 16:05:30,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 16:05:30,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 16:05:30,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 16:05:30,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 16:05:30,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 16:05:30,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 16:05:30,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 16:05:30,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 16:05:30,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 16:05:30,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 16:05:30,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 16:05:30,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 16:05:30,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 16:05:30,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 16:05:30,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 16:05:30,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 16:05:30,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 16:05:30,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 16:05:30,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 16:05:30,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 16:05:30,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 16:05:30,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 16:05:30,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 16:05:30,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 16:05:30,249 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 16:05:30,295 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 16:05:30,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 16:05:30,296 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 16:05:30,296 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 16:05:30,305 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 16:05:30,305 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 16:05:30,306 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 16:05:30,306 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 16:05:30,306 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 16:05:30,307 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 16:05:30,307 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 16:05:30,307 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 16:05:30,307 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 16:05:30,308 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 16:05:30,308 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 16:05:30,308 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 16:05:30,309 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 16:05:30,309 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 16:05:30,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 16:05:30,310 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 16:05:30,311 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 16:05:30,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 16:05:30,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 16:05:30,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 16:05:30,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 16:05:30,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 16:05:30,312 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 16:05:30,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 16:05:30,313 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 16:05:30,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 16:05:30,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 16:05:30,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 16:05:30,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:05:30,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 16:05:30,315 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 16:05:30,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 16:05:30,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 16:05:30,315 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 16:05:30,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 16:05:30,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 16:05:30,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 16:05:30,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cfed743c16ce3c8683c42b92f2e032d4ce7b489a9d3a5e140ec6101c472b3cb [2022-11-23 16:05:30,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 16:05:30,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 16:05:30,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 16:05:30,640 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 16:05:30,640 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 16:05:30,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2022-11-23 16:05:34,021 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 16:05:34,379 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 16:05:34,380 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2022-11-23 16:05:34,396 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/data/4c573d58b/480bf7188c51406f918a07fa483b1b7b/FLAG72e0775d9 [2022-11-23 16:05:34,417 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/data/4c573d58b/480bf7188c51406f918a07fa483b1b7b [2022-11-23 16:05:34,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 16:05:34,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 16:05:34,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 16:05:34,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 16:05:34,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 16:05:34,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:05:34" (1/1) ... [2022-11-23 16:05:34,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29fc2b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:34, skipping insertion in model container [2022-11-23 16:05:34,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:05:34" (1/1) ... [2022-11-23 16:05:34,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 16:05:34,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 16:05:34,970 WARN L237 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_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c[17978,17991] [2022-11-23 16:05:34,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:05:34,995 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 16:05:35,121 WARN L237 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_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c[17978,17991] [2022-11-23 16:05:35,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:05:35,152 INFO L208 MainTranslator]: Completed translation [2022-11-23 16:05:35,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35 WrapperNode [2022-11-23 16:05:35,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 16:05:35,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 16:05:35,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 16:05:35,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 16:05:35,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,209 INFO L138 Inliner]: procedures = 53, calls = 96, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 190 [2022-11-23 16:05:35,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 16:05:35,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 16:05:35,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 16:05:35,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 16:05:35,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,240 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 16:05:35,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 16:05:35,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 16:05:35,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 16:05:35,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (1/1) ... [2022-11-23 16:05:35,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:05:35,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:05:35,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 16:05:35,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 16:05:35,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 16:05:35,346 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-23 16:05:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-23 16:05:35,347 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-23 16:05:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-23 16:05:35,347 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-11-23 16:05:35,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-11-23 16:05:35,347 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-23 16:05:35,348 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-23 16:05:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-23 16:05:35,348 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-23 16:05:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 16:05:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-23 16:05:35,349 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-23 16:05:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 16:05:35,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 16:05:35,443 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 16:05:35,446 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 16:05:35,782 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 16:05:35,929 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 16:05:35,930 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-23 16:05:35,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:35 BoogieIcfgContainer [2022-11-23 16:05:35,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 16:05:35,936 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 16:05:35,936 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 16:05:35,940 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 16:05:35,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:05:34" (1/3) ... [2022-11-23 16:05:35,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14779404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:05:35, skipping insertion in model container [2022-11-23 16:05:35,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:05:35" (2/3) ... [2022-11-23 16:05:35,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14779404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:05:35, skipping insertion in model container [2022-11-23 16:05:35,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:35" (3/3) ... [2022-11-23 16:05:35,944 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product41.cil.c [2022-11-23 16:05:35,967 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 16:05:35,967 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 16:05:36,038 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 16:05:36,048 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@74bf89f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 16:05:36,049 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 16:05:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 39 states have internal predecessors, (47), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-23 16:05:36,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-23 16:05:36,067 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:05:36,068 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:05:36,070 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:05:36,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:05:36,078 INFO L85 PathProgramCache]: Analyzing trace with hash 165038279, now seen corresponding path program 1 times [2022-11-23 16:05:36,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:05:36,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419745487] [2022-11-23 16:05:36,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:36,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:05:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:05:36,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:05:36,413 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:05:36,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419745487] [2022-11-23 16:05:36,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419745487] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:05:36,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:05:36,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 16:05:36,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229151000] [2022-11-23 16:05:36,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:05:36,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 16:05:36,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:05:36,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 16:05:36,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 16:05:36,483 INFO L87 Difference]: Start difference. First operand has 51 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 39 states have internal predecessors, (47), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 16:05:36,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:05:36,624 INFO L93 Difference]: Finished difference Result 100 states and 135 transitions. [2022-11-23 16:05:36,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 16:05:36,630 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-11-23 16:05:36,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:05:36,642 INFO L225 Difference]: With dead ends: 100 [2022-11-23 16:05:36,642 INFO L226 Difference]: Without dead ends: 46 [2022-11-23 16:05:36,647 INFO L412 NwaCegarLoop]: 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 [2022-11-23 16:05:36,652 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 16:05:36,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 48 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 16:05:36,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-11-23 16:05:36,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2022-11-23 16:05:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 30 states have (on average 1.3) internal successors, (39), 35 states have internal predecessors, (39), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2022-11-23 16:05:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2022-11-23 16:05:36,720 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 58 transitions. Word has length 17 [2022-11-23 16:05:36,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:05:36,722 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 58 transitions. [2022-11-23 16:05:36,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 16:05:36,722 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-11-23 16:05:36,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-23 16:05:36,725 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:05:36,725 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:05:36,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 16:05:36,726 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:05:36,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:05:36,728 INFO L85 PathProgramCache]: Analyzing trace with hash -485669593, now seen corresponding path program 1 times [2022-11-23 16:05:36,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:05:36,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257968114] [2022-11-23 16:05:36,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:36,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:05:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:05:36,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:05:36,949 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:05:36,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257968114] [2022-11-23 16:05:36,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257968114] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:05:36,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:05:36,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 16:05:36,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91613601] [2022-11-23 16:05:36,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:05:36,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 16:05:36,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:05:36,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 16:05:36,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:05:36,958 INFO L87 Difference]: Start difference. First operand 46 states and 58 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 16:05:37,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:05:37,049 INFO L93 Difference]: Finished difference Result 69 states and 87 transitions. [2022-11-23 16:05:37,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 16:05:37,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2022-11-23 16:05:37,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:05:37,054 INFO L225 Difference]: With dead ends: 69 [2022-11-23 16:05:37,055 INFO L226 Difference]: Without dead ends: 38 [2022-11-23 16:05:37,056 INFO L412 NwaCegarLoop]: 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 [2022-11-23 16:05:37,059 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 7 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 16:05:37,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 59 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 16:05:37,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-11-23 16:05:37,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-11-23 16:05:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 25 states have (on average 1.32) internal successors, (33), 30 states have internal predecessors, (33), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-23 16:05:37,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 47 transitions. [2022-11-23 16:05:37,078 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 47 transitions. Word has length 18 [2022-11-23 16:05:37,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:05:37,080 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 47 transitions. [2022-11-23 16:05:37,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 16:05:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-11-23 16:05:37,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-23 16:05:37,083 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:05:37,083 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:05:37,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 16:05:37,084 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:05:37,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:05:37,085 INFO L85 PathProgramCache]: Analyzing trace with hash 735117968, now seen corresponding path program 1 times [2022-11-23 16:05:37,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:05:37,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315881519] [2022-11-23 16:05:37,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:37,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:05:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:05:37,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:05:37,252 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:05:37,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315881519] [2022-11-23 16:05:37,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315881519] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:05:37,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:05:37,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 16:05:37,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627938919] [2022-11-23 16:05:37,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:05:37,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 16:05:37,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:05:37,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 16:05:37,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:05:37,256 INFO L87 Difference]: Start difference. First operand 38 states and 47 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-11-23 16:05:37,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:05:37,317 INFO L93 Difference]: Finished difference Result 74 states and 93 transitions. [2022-11-23 16:05:37,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 16:05:37,318 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 20 [2022-11-23 16:05:37,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:05:37,319 INFO L225 Difference]: With dead ends: 74 [2022-11-23 16:05:37,319 INFO L226 Difference]: Without dead ends: 38 [2022-11-23 16:05:37,320 INFO L412 NwaCegarLoop]: 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 [2022-11-23 16:05:37,322 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 36 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 16:05:37,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 32 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 16:05:37,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-11-23 16:05:37,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-11-23 16:05:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 25 states have (on average 1.28) internal successors, (32), 30 states have internal predecessors, (32), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-23 16:05:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions. [2022-11-23 16:05:37,332 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 46 transitions. Word has length 20 [2022-11-23 16:05:37,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:05:37,333 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 46 transitions. [2022-11-23 16:05:37,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-11-23 16:05:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-11-23 16:05:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-23 16:05:37,335 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:05:37,335 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:05:37,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 16:05:37,335 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:05:37,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:05:37,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1216734981, now seen corresponding path program 1 times [2022-11-23 16:05:37,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:05:37,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486977152] [2022-11-23 16:05:37,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:37,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:05:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:05:37,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:05:37,703 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:05:37,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486977152] [2022-11-23 16:05:37,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486977152] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:05:37,704 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:05:37,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 16:05:37,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144165834] [2022-11-23 16:05:37,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:05:37,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 16:05:37,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:05:37,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 16:05:37,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 16:05:37,708 INFO L87 Difference]: Start difference. First operand 38 states and 46 transitions. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 16:05:38,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:05:38,021 INFO L93 Difference]: Finished difference Result 200 states and 253 transitions. [2022-11-23 16:05:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 16:05:38,022 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2022-11-23 16:05:38,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:05:38,024 INFO L225 Difference]: With dead ends: 200 [2022-11-23 16:05:38,025 INFO L226 Difference]: Without dead ends: 164 [2022-11-23 16:05:38,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-23 16:05:38,027 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 148 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 16:05:38,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 241 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 16:05:38,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-11-23 16:05:38,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 138. [2022-11-23 16:05:38,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 94 states have (on average 1.2872340425531914) internal successors, (121), 105 states have internal predecessors, (121), 23 states have call successors, (23), 19 states have call predecessors, (23), 20 states have return successors, (27), 22 states have call predecessors, (27), 23 states have call successors, (27) [2022-11-23 16:05:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 171 transitions. [2022-11-23 16:05:38,060 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 171 transitions. Word has length 25 [2022-11-23 16:05:38,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:05:38,061 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 171 transitions. [2022-11-23 16:05:38,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 16:05:38,062 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 171 transitions. [2022-11-23 16:05:38,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-23 16:05:38,063 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:05:38,063 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:05:38,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 16:05:38,064 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:05:38,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:05:38,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1587296366, now seen corresponding path program 1 times [2022-11-23 16:05:38,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:05:38,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036673465] [2022-11-23 16:05:38,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:38,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:05:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:05:38,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:05:38,237 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:05:38,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036673465] [2022-11-23 16:05:38,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036673465] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:05:38,237 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:05:38,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 16:05:38,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136697617] [2022-11-23 16:05:38,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:05:38,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 16:05:38,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:05:38,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 16:05:38,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-23 16:05:38,239 INFO L87 Difference]: Start difference. First operand 138 states and 171 transitions. Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 16:05:38,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:05:38,479 INFO L93 Difference]: Finished difference Result 408 states and 526 transitions. [2022-11-23 16:05:38,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 16:05:38,479 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2022-11-23 16:05:38,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:05:38,483 INFO L225 Difference]: With dead ends: 408 [2022-11-23 16:05:38,483 INFO L226 Difference]: Without dead ends: 272 [2022-11-23 16:05:38,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 16:05:38,486 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 109 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 16:05:38,486 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 191 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 16:05:38,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2022-11-23 16:05:38,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 241. [2022-11-23 16:05:38,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 166 states have (on average 1.2530120481927711) internal successors, (208), 181 states have internal predecessors, (208), 39 states have call successors, (39), 34 states have call predecessors, (39), 35 states have return successors, (50), 38 states have call predecessors, (50), 39 states have call successors, (50) [2022-11-23 16:05:38,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 297 transitions. [2022-11-23 16:05:38,536 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 297 transitions. Word has length 26 [2022-11-23 16:05:38,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:05:38,536 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 297 transitions. [2022-11-23 16:05:38,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 16:05:38,537 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 297 transitions. [2022-11-23 16:05:38,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-23 16:05:38,538 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:05:38,539 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:05:38,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 16:05:38,539 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:05:38,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:05:38,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1972018015, now seen corresponding path program 1 times [2022-11-23 16:05:38,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:05:38,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369857972] [2022-11-23 16:05:38,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:38,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:05:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:05:38,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:05:38,962 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:05:38,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369857972] [2022-11-23 16:05:38,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369857972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:05:38,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:05:38,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-23 16:05:38,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747740689] [2022-11-23 16:05:38,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:05:38,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-23 16:05:38,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:05:38,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-23 16:05:38,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-23 16:05:38,965 INFO L87 Difference]: Start difference. First operand 241 states and 297 transitions. Second operand has 9 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 16:05:39,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:05:39,692 INFO L93 Difference]: Finished difference Result 822 states and 1027 transitions. [2022-11-23 16:05:39,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-23 16:05:39,693 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2022-11-23 16:05:39,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:05:39,698 INFO L225 Difference]: With dead ends: 822 [2022-11-23 16:05:39,698 INFO L226 Difference]: Without dead ends: 622 [2022-11-23 16:05:39,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2022-11-23 16:05:39,702 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 195 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 16:05:39,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 292 Invalid, 423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 16:05:39,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2022-11-23 16:05:39,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 561. [2022-11-23 16:05:39,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 561 states, 388 states have (on average 1.2422680412371134) internal successors, (482), 416 states have internal predecessors, (482), 90 states have call successors, (90), 79 states have call predecessors, (90), 82 states have return successors, (113), 88 states have call predecessors, (113), 90 states have call successors, (113) [2022-11-23 16:05:39,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 685 transitions. [2022-11-23 16:05:39,811 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 685 transitions. Word has length 29 [2022-11-23 16:05:39,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:05:39,812 INFO L495 AbstractCegarLoop]: Abstraction has 561 states and 685 transitions. [2022-11-23 16:05:39,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 16:05:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 685 transitions. [2022-11-23 16:05:39,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-23 16:05:39,814 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:05:39,814 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:05:39,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 16:05:39,814 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:05:39,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:05:39,815 INFO L85 PathProgramCache]: Analyzing trace with hash 467117790, now seen corresponding path program 1 times [2022-11-23 16:05:39,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:05:39,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040166760] [2022-11-23 16:05:39,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:39,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:05:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:05:39,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 16:05:39,946 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:05:39,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040166760] [2022-11-23 16:05:39,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040166760] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 16:05:39,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256723233] [2022-11-23 16:05:39,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:39,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:05:39,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:05:39,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:05:39,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 16:05:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:05:40,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-23 16:05:40,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:05:40,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:05:40,290 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 16:05:40,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 16:05:40,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256723233] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 16:05:40,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1145436670] [2022-11-23 16:05:40,456 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2022-11-23 16:05:40,456 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 16:05:40,464 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 16:05:40,472 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 16:05:40,472 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 16:05:41,094 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 114 for LOIs [2022-11-23 16:05:41,113 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 115 for LOIs [2022-11-23 16:05:41,894 INFO L197 IcfgInterpreter]: Interpreting procedure isMethaneLevelCritical with input of size 140 for LOIs [2022-11-23 16:05:41,933 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 16:05:51,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1145436670] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:05:51,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-23 16:05:51,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [7, 6, 7] total 32 [2022-11-23 16:05:51,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33071440] [2022-11-23 16:05:51,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:05:51,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-11-23 16:05:51,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:05:51,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-23 16:05:51,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=857, Unknown=0, NotChecked=0, Total=992 [2022-11-23 16:05:51,354 INFO L87 Difference]: Start difference. First operand 561 states and 685 transitions. Second operand has 23 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 states have internal predecessors, (22), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-23 16:05:58,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:05:58,201 INFO L93 Difference]: Finished difference Result 1201 states and 1477 transitions. [2022-11-23 16:05:58,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-23 16:05:58,202 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 states have internal predecessors, (22), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 30 [2022-11-23 16:05:58,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:05:58,207 INFO L225 Difference]: With dead ends: 1201 [2022-11-23 16:05:58,208 INFO L226 Difference]: Without dead ends: 673 [2022-11-23 16:05:58,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 62 SyntacticMatches, 3 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 14.7s TimeCoverageRelationStatistics Valid=205, Invalid=1435, Unknown=0, NotChecked=0, Total=1640 [2022-11-23 16:05:58,212 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 90 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 670 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-23 16:05:58,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 297 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 670 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-23 16:05:58,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2022-11-23 16:05:58,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 637. [2022-11-23 16:05:58,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 637 states, 442 states have (on average 1.2285067873303168) internal successors, (543), 472 states have internal predecessors, (543), 101 states have call successors, (101), 90 states have call predecessors, (101), 93 states have return successors, (124), 97 states have call predecessors, (124), 101 states have call successors, (124) [2022-11-23 16:05:58,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 768 transitions. [2022-11-23 16:05:58,396 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 768 transitions. Word has length 30 [2022-11-23 16:05:58,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:05:58,399 INFO L495 AbstractCegarLoop]: Abstraction has 637 states and 768 transitions. [2022-11-23 16:05:58,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 states have internal predecessors, (22), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-23 16:05:58,401 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 768 transitions. [2022-11-23 16:05:58,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-23 16:05:58,407 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:05:58,409 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:05:58,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 16:05:58,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-23 16:05:58,616 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:05:58,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:05:58,617 INFO L85 PathProgramCache]: Analyzing trace with hash -432583843, now seen corresponding path program 1 times [2022-11-23 16:05:58,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:05:58,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553759397] [2022-11-23 16:05:58,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:05:58,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:05:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:05:58,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 16:05:58,824 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:05:58,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553759397] [2022-11-23 16:05:58,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553759397] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:05:58,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:05:58,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-23 16:05:58,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116069469] [2022-11-23 16:05:58,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:05:58,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-23 16:05:58,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:05:58,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-23 16:05:58,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-11-23 16:05:58,827 INFO L87 Difference]: Start difference. First operand 637 states and 768 transitions. Second operand has 10 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-23 16:05:59,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:05:59,686 INFO L93 Difference]: Finished difference Result 2138 states and 2676 transitions. [2022-11-23 16:05:59,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-23 16:05:59,687 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) Word has length 33 [2022-11-23 16:05:59,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:05:59,696 INFO L225 Difference]: With dead ends: 2138 [2022-11-23 16:05:59,696 INFO L226 Difference]: Without dead ends: 1582 [2022-11-23 16:05:59,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2022-11-23 16:05:59,701 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 156 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 16:05:59,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 107 Invalid, 565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 490 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 16:05:59,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2022-11-23 16:05:59,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1468. [2022-11-23 16:06:00,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1468 states, 1025 states have (on average 1.2165853658536585) internal successors, (1247), 1084 states have internal predecessors, (1247), 231 states have call successors, (231), 203 states have call predecessors, (231), 211 states have return successors, (291), 224 states have call predecessors, (291), 231 states have call successors, (291) [2022-11-23 16:06:00,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1468 states and 1769 transitions. [2022-11-23 16:06:00,012 INFO L78 Accepts]: Start accepts. Automaton has 1468 states and 1769 transitions. Word has length 33 [2022-11-23 16:06:00,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:06:00,013 INFO L495 AbstractCegarLoop]: Abstraction has 1468 states and 1769 transitions. [2022-11-23 16:06:00,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-23 16:06:00,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1769 transitions. [2022-11-23 16:06:00,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-23 16:06:00,017 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:06:00,017 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:06:00,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 16:06:00,018 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:06:00,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:06:00,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1680646829, now seen corresponding path program 1 times [2022-11-23 16:06:00,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:06:00,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791388391] [2022-11-23 16:06:00,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:00,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:06:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 16:06:00,218 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:06:00,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791388391] [2022-11-23 16:06:00,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791388391] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 16:06:00,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470087896] [2022-11-23 16:06:00,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:00,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:06:00,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:06:00,221 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:06:00,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 16:06:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:00,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-23 16:06:00,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:06:00,394 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 16:06:00,394 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 16:06:00,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470087896] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:06:00,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 16:06:00,395 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2022-11-23 16:06:00,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953841480] [2022-11-23 16:06:00,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:06:00,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 16:06:00,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:06:00,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 16:06:00,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-11-23 16:06:00,397 INFO L87 Difference]: Start difference. First operand 1468 states and 1769 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-23 16:06:00,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:06:00,670 INFO L93 Difference]: Finished difference Result 2131 states and 2593 transitions. [2022-11-23 16:06:00,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 16:06:00,671 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 53 [2022-11-23 16:06:00,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:06:00,675 INFO L225 Difference]: With dead ends: 2131 [2022-11-23 16:06:00,675 INFO L226 Difference]: Without dead ends: 537 [2022-11-23 16:06:00,679 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-11-23 16:06:00,680 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 25 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 16:06:00,681 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 143 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 16:06:00,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2022-11-23 16:06:00,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 350. [2022-11-23 16:06:00,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 240 states have (on average 1.175) internal successors, (282), 259 states have internal predecessors, (282), 57 states have call successors, (57), 52 states have call predecessors, (57), 52 states have return successors, (57), 50 states have call predecessors, (57), 57 states have call successors, (57) [2022-11-23 16:06:00,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 396 transitions. [2022-11-23 16:06:00,790 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 396 transitions. Word has length 53 [2022-11-23 16:06:00,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:06:00,790 INFO L495 AbstractCegarLoop]: Abstraction has 350 states and 396 transitions. [2022-11-23 16:06:00,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-23 16:06:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 396 transitions. [2022-11-23 16:06:00,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-23 16:06:00,793 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:06:00,793 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:06:00,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 16:06:01,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-23 16:06:01,000 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:06:01,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:06:01,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1252334019, now seen corresponding path program 1 times [2022-11-23 16:06:01,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:06:01,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305568621] [2022-11-23 16:06:01,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:01,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:06:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:01,210 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-23 16:06:01,211 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:06:01,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305568621] [2022-11-23 16:06:01,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305568621] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 16:06:01,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974722303] [2022-11-23 16:06:01,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:01,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:06:01,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:06:01,213 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:06:01,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 16:06:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:01,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-23 16:06:01,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:06:01,508 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 16:06:01,509 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 16:06:01,661 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 16:06:01,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [974722303] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 16:06:01,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [717255873] [2022-11-23 16:06:01,669 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2022-11-23 16:06:01,670 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 16:06:01,671 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 16:06:01,671 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 16:06:01,672 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 16:06:05,729 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 138 for LOIs [2022-11-23 16:06:05,756 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 46 for LOIs [2022-11-23 16:06:06,140 INFO L197 IcfgInterpreter]: Interpreting procedure isMethaneLevelCritical with input of size 52 for LOIs [2022-11-23 16:06:06,152 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 16:06:13,682 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [717255873] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:06:13,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-23 16:06:13,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [8, 6, 6] total 37 [2022-11-23 16:06:13,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032892557] [2022-11-23 16:06:13,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:06:13,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-23 16:06:13,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:06:13,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-23 16:06:13,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=1135, Unknown=0, NotChecked=0, Total=1332 [2022-11-23 16:06:13,686 INFO L87 Difference]: Start difference. First operand 350 states and 396 transitions. Second operand has 25 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-23 16:06:23,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:06:23,987 INFO L93 Difference]: Finished difference Result 580 states and 659 transitions. [2022-11-23 16:06:23,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 16:06:23,989 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 55 [2022-11-23 16:06:23,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:06:23,991 INFO L225 Difference]: With dead ends: 580 [2022-11-23 16:06:23,991 INFO L226 Difference]: Without dead ends: 378 [2022-11-23 16:06:23,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 135 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 780 ImplicationChecksByTransitivity, 16.0s TimeCoverageRelationStatistics Valid=462, Invalid=2960, Unknown=0, NotChecked=0, Total=3422 [2022-11-23 16:06:23,994 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 139 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 897 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-23 16:06:23,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 339 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 897 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-23 16:06:23,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2022-11-23 16:06:24,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 330. [2022-11-23 16:06:24,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 227 states have (on average 1.171806167400881) internal successors, (266), 244 states have internal predecessors, (266), 53 states have call successors, (53), 49 states have call predecessors, (53), 49 states have return successors, (53), 48 states have call predecessors, (53), 53 states have call successors, (53) [2022-11-23 16:06:24,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 372 transitions. [2022-11-23 16:06:24,113 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 372 transitions. Word has length 55 [2022-11-23 16:06:24,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:06:24,114 INFO L495 AbstractCegarLoop]: Abstraction has 330 states and 372 transitions. [2022-11-23 16:06:24,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-23 16:06:24,114 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 372 transitions. [2022-11-23 16:06:24,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-23 16:06:24,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:06:24,116 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:06:24,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 16:06:24,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-23 16:06:24,323 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:06:24,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:06:24,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1394471459, now seen corresponding path program 1 times [2022-11-23 16:06:24,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:06:24,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764453548] [2022-11-23 16:06:24,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:24,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:06:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:24,570 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-23 16:06:24,570 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:06:24,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764453548] [2022-11-23 16:06:24,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764453548] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 16:06:24,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779736002] [2022-11-23 16:06:24,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:24,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:06:24,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:06:24,573 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:06:24,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 16:06:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:24,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-23 16:06:24,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:06:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:06:24,811 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 16:06:24,913 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-23 16:06:24,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [779736002] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-23 16:06:24,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-23 16:06:24,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7, 6] total 8 [2022-11-23 16:06:24,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078603853] [2022-11-23 16:06:24,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:06:24,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 16:06:24,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:06:24,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 16:06:24,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-23 16:06:24,916 INFO L87 Difference]: Start difference. First operand 330 states and 372 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-23 16:06:25,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:06:25,206 INFO L93 Difference]: Finished difference Result 542 states and 625 transitions. [2022-11-23 16:06:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 16:06:25,207 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 58 [2022-11-23 16:06:25,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:06:25,210 INFO L225 Difference]: With dead ends: 542 [2022-11-23 16:06:25,211 INFO L226 Difference]: Without dead ends: 425 [2022-11-23 16:06:25,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 114 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-23 16:06:25,212 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 67 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 16:06:25,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 95 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 16:06:25,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2022-11-23 16:06:25,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 408. [2022-11-23 16:06:25,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 283 states have (on average 1.1660777385159011) internal successors, (330), 302 states have internal predecessors, (330), 64 states have call successors, (64), 60 states have call predecessors, (64), 60 states have return successors, (67), 59 states have call predecessors, (67), 64 states have call successors, (67) [2022-11-23 16:06:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 461 transitions. [2022-11-23 16:06:25,379 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 461 transitions. Word has length 58 [2022-11-23 16:06:25,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:06:25,380 INFO L495 AbstractCegarLoop]: Abstraction has 408 states and 461 transitions. [2022-11-23 16:06:25,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-23 16:06:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 461 transitions. [2022-11-23 16:06:25,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-23 16:06:25,384 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:06:25,384 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:06:25,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-23 16:06:25,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-23 16:06:25,592 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:06:25,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:06:25,593 INFO L85 PathProgramCache]: Analyzing trace with hash -256956262, now seen corresponding path program 1 times [2022-11-23 16:06:25,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:06:25,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975970500] [2022-11-23 16:06:25,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:25,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:06:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:26,050 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 16:06:26,051 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:06:26,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975970500] [2022-11-23 16:06:26,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975970500] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 16:06:26,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [180119622] [2022-11-23 16:06:26,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:06:26,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:06:26,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:06:26,053 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:06:26,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-23 16:06:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:06:26,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 27 conjunts are in the unsatisfiable core [2022-11-23 16:06:26,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:06:26,318 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-23 16:06:26,318 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 16:06:26,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [180119622] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:06:26,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 16:06:26,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [14] total 20 [2022-11-23 16:06:26,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729292807] [2022-11-23 16:06:26,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:06:26,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-23 16:06:26,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:06:26,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-23 16:06:26,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-11-23 16:06:26,322 INFO L87 Difference]: Start difference. First operand 408 states and 461 transitions. Second operand has 10 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-23 16:06:26,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:06:26,841 INFO L93 Difference]: Finished difference Result 936 states and 1089 transitions. [2022-11-23 16:06:26,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-23 16:06:26,842 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 59 [2022-11-23 16:06:26,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:06:26,843 INFO L225 Difference]: With dead ends: 936 [2022-11-23 16:06:26,844 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 16:06:26,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2022-11-23 16:06:26,847 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 54 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 16:06:26,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 370 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 16:06:26,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 16:06:26,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 16:06:26,848 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) [2022-11-23 16:06:26,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 16:06:26,849 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2022-11-23 16:06:26,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:06:26,849 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 16:06:26,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-23 16:06:26,850 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 16:06:26,850 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 16:06:26,853 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 16:06:26,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-23 16:06:27,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-23 16:06:27,064 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 16:06:48,681 WARN L233 SmtUtils]: Spent 6.20s on a formula simplification. DAG size of input: 380 DAG size of output: 245 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-23 16:07:00,717 WARN L233 SmtUtils]: Spent 9.93s on a formula simplification. DAG size of input: 512 DAG size of output: 269 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-23 16:07:17,132 WARN L233 SmtUtils]: Spent 5.76s on a formula simplification. DAG size of input: 366 DAG size of output: 244 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-23 16:07:25,256 WARN L233 SmtUtils]: Spent 5.45s on a formula simplification. DAG size of input: 371 DAG size of output: 243 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-23 16:07:30,533 WARN L233 SmtUtils]: Spent 5.26s on a formula simplification. DAG size of input: 371 DAG size of output: 243 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-23 16:07:30,538 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 125 131) no Hoare annotation was computed. [2022-11-23 16:07:30,539 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 125 131) the Hoare annotation is: true [2022-11-23 16:07:30,539 INFO L895 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 398 409) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2022-11-23 16:07:30,539 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 398 409) no Hoare annotation was computed. [2022-11-23 16:07:30,539 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 485) no Hoare annotation was computed. [2022-11-23 16:07:30,539 INFO L902 garLoopResultBuilder]: At program point L481-1(lines 481 485) the Hoare annotation is: true [2022-11-23 16:07:30,540 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 467 496) no Hoare annotation was computed. [2022-11-23 16:07:30,540 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 467 496) the Hoare annotation is: true [2022-11-23 16:07:30,540 INFO L902 garLoopResultBuilder]: At program point L477-2(lines 477 491) the Hoare annotation is: true [2022-11-23 16:07:30,540 INFO L902 garLoopResultBuilder]: At program point L473(line 473) the Hoare annotation is: true [2022-11-23 16:07:30,540 INFO L899 garLoopResultBuilder]: For program point L473-1(line 473) no Hoare annotation was computed. [2022-11-23 16:07:30,540 INFO L902 garLoopResultBuilder]: At program point L492(lines 467 496) the Hoare annotation is: true [2022-11-23 16:07:30,540 INFO L899 garLoopResultBuilder]: For program point L488(line 488) no Hoare annotation was computed. [2022-11-23 16:07:30,540 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 410 418) the Hoare annotation is: true [2022-11-23 16:07:30,541 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 410 418) no Hoare annotation was computed. [2022-11-23 16:07:30,542 INFO L895 garLoopResultBuilder]: At program point L353(lines 353 366) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| 0))) (let ((.cse48 (= ~pumpRunning~0 0)) (.cse50 (= ~methaneLevelCritical~0 0)) (.cse51 (select |#memory_int| 1)) (.cse47 (not (= |old(~waterLevel~0)| 1))) (.cse43 (not (= 1 ~systemActive~0))) (.cse46 (not .cse1))) (let ((.cse0 (and (or .cse47 .cse43) (or .cse43 (and .cse46 (not (= |old(~waterLevel~0)| 0)))))) (.cse2 (and (<= |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1| 0) (= ~waterLevel~0 0))) (.cse3 (not (= (select |#length| 12) 25))) (.cse4 (not (= (select .cse51 0) 48))) (.cse5 (not (= |#NULL.offset| 0))) (.cse6 (not (= 9 (select |#length| 11)))) (.cse7 (not (= 9 (select |#length| 5)))) (.cse8 (not (= 30 (select |#length| 7)))) (.cse9 (not (= 31 (select |#length| 2)))) (.cse10 (not (= (select |#valid| 12) 1))) (.cse11 (not (= 2 (select |#length| 1)))) (.cse12 (not (= 9 (select |#length| 14)))) (.cse13 (not (= (select |#length| 15) 25))) (.cse14 (not (= (select |#valid| 6) 1))) (.cse15 (not (< 0 |#StackHeapBarrier|))) (.cse16 (not (= (select |#valid| 3) 1))) (.cse17 (not (= ~head~0.offset 0))) (.cse18 (not (= (select |#valid| 11) 1))) (.cse19 (not (= (select |#length| 9) 21))) (.cse20 (not (= 30 (select |#length| 10)))) (.cse21 (not (= (select |#valid| 15) 1))) (.cse22 (not (= (select |#length| 6) 21))) (.cse23 (not (= 1 (select |#valid| 5)))) (.cse24 (not (= (select |#length| 8) 9))) (.cse25 (not (= (select |#length| 3) 12))) (.cse26 (not (= (select |#valid| 0) 0))) (.cse27 (not .cse50)) (.cse28 (not (= (select .cse51 1) 0))) (.cse29 (not (= (select |#valid| 1) 1))) (.cse30 (not (= (select |#valid| 8) 1))) (.cse31 (not (= 30 (select |#length| 13)))) (.cse32 (not (= (select |#valid| 4) 1))) (.cse33 (not (= |#NULL.base| 0))) (.cse34 (not (= (select |#valid| 7) 1))) (.cse35 (not (= (select |#valid| 10) 1))) (.cse36 (not (= (select |#valid| 14) 1))) (.cse37 (not (= (select |#valid| 13) 1))) (.cse38 (not (= 30 (select |#length| 4)))) (.cse39 (not (= (select |#valid| 2) 1))) (.cse40 (not (= (select |#valid| 9) 1))) (.cse41 (not (= ~head~0.base 0))) (.cse42 (not (= ~cleanupTimeShifts~0 4))) (.cse49 (not (<= |old(~waterLevel~0)| 1))) (.cse45 (not .cse48)) (.cse44 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (and (<= 0 |timeShift_isHighWaterLevel_~tmp~2#1|) (<= |timeShift_processEnvironment_~tmp~0#1| 1) (<= 1 |timeShift_processEnvironment_~tmp~0#1|) (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (<= 1 |timeShift_isHighWaterLevel_~tmp___0~0#1|) (<= |timeShift_isHighWaterLevel_#res#1| 1) (= |timeShift_getWaterLevel_~retValue_acc~6#1| |timeShift_getWaterLevel_#res#1|) (= |timeShift_getWaterLevel_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|) (<= 2 ~waterLevel~0) (<= |timeShift_isHighWaterLevel_~tmp~2#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (<= |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1| 2147483647) (<= |timeShift_isMethaneAlarm_#res#1| 0) (<= |timeShift_isHighWaterLevel_~retValue_acc~4#1| 1) (= |timeShift___utac_acc__Specification3_spec__1_~tmp~4#1| 0) (<= |timeShift_isHighWaterLevel_~tmp___0~0#1| 1) (= |timeShift_isMethaneAlarm_~retValue_acc~2#1| |timeShift_isMethaneAlarm_#res#1|) (= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= 0 |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_activatePump_~tmp~1#1| |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_getWaterLevel_~retValue_acc~6#1| ~waterLevel~0) (<= 1 |timeShift_isHighWaterLevel_#res#1|) (= ~pumpRunning~0 1)) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse0 .cse18 (< |old(~waterLevel~0)| 2) .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42) (or .cse43 (not (= ~methaneLevelCritical~0 ~systemActive~0))) (or .cse5 .cse43 .cse17 .cse27 (not (= |old(~pumpRunning~0)| 1)) .cse2 .cse33 (not (<= 0 |#StackHeapBarrier|)) .cse41 .cse42 .cse44) (or .cse45 .cse43 .cse1) (or .cse3 .cse46 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse47 .cse43 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 (and (= |timeShift_isHighWaterSensorDry_~retValue_acc~7#1| 1) .cse48 (= |timeShift_isHighWaterLevel_~tmp~2#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| 0) (= |timeShift_processEnvironment_~tmp~0#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (= ~waterLevel~0 1) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|)) .cse42) (or .cse49 (and (<= |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1| 1) (<= ~waterLevel~0 1)) .cse43) (or .cse49 .cse45 .cse50 .cse43) (or .cse45 .cse43 .cse44))))) [2022-11-23 16:07:30,545 INFO L895 garLoopResultBuilder]: At program point L353-1(lines 338 370) the Hoare annotation is: (let ((.cse59 (= |timeShift___utac_acc__Specification3_spec__1_~tmp~4#1| 0)) (.cse80 (= ~pumpRunning~0 0)) (.cse56 (= |old(~pumpRunning~0)| 0)) (.cse55 (= 1 ~systemActive~0))) (let ((.cse1 (not .cse55)) (.cse78 (not .cse56)) (.cse82 (= ~methaneLevelCritical~0 ~systemActive~0)) (.cse0 (not .cse80)) (.cse79 (not (= |old(~waterLevel~0)| 1))) (.cse75 (not .cse59)) (.cse81 (= ~waterLevel~0 0)) (.cse76 (= ~methaneLevelCritical~0 0)) (.cse51 (= ~head~0.offset 0)) (.cse83 (select |#memory_int| 1))) (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse15 (not (= (select |#length| 12) 25))) (.cse16 (not (= (select .cse83 0) 48))) (.cse6 (not (= |#NULL.offset| 0))) (.cse17 (not (= 9 (select |#length| 11)))) (.cse18 (not (= 9 (select |#length| 5)))) (.cse19 (not (= 30 (select |#length| 7)))) (.cse20 (not (= 31 (select |#length| 2)))) (.cse21 (not (= (select |#valid| 12) 1))) (.cse22 (not (= 2 (select |#length| 1)))) (.cse23 (not (= 9 (select |#length| 14)))) (.cse24 (not (= (select |#length| 15) 25))) (.cse25 (not (= (select |#valid| 6) 1))) (.cse26 (not (< 0 |#StackHeapBarrier|))) (.cse27 (not (= (select |#valid| 3) 1))) (.cse7 (not .cse51)) (.cse29 (not (= (select |#valid| 11) 1))) (.cse30 (not (= (select |#length| 9) 21))) (.cse31 (not (= 30 (select |#length| 10)))) (.cse32 (not (= (select |#valid| 15) 1))) (.cse33 (not (= (select |#length| 6) 21))) (.cse34 (not (= 1 (select |#valid| 5)))) (.cse35 (not (= (select |#length| 8) 9))) (.cse36 (not (= (select |#length| 3) 12))) (.cse37 (not (= (select |#valid| 0) 0))) (.cse3 (not .cse76)) (.cse38 (not (= (select .cse83 1) 0))) (.cse39 (not (= (select |#valid| 1) 1))) (.cse40 (not (= (select |#valid| 8) 1))) (.cse41 (not (= 30 (select |#length| 13)))) (.cse42 (not (= (select |#valid| 4) 1))) (.cse9 (not (= |#NULL.base| 0))) (.cse68 (not (= (select |#valid| 7) 1))) (.cse69 (not (= (select |#valid| 10) 1))) (.cse70 (not (= (select |#valid| 14) 1))) (.cse71 (not (= (select |#valid| 13) 1))) (.cse72 (not (= 30 (select |#length| 4)))) (.cse73 (not (= (select |#valid| 2) 1))) (.cse74 (not (= (select |#valid| 9) 1))) (.cse11 (not (= ~head~0.base 0))) (.cse12 (not (= ~cleanupTimeShifts~0 4))) (.cse8 (not (= |old(~pumpRunning~0)| 1))) (.cse14 (and .cse82 .cse0 .cse79 .cse75 .cse55 .cse81)) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse28 (and (or .cse79 .cse1) (or .cse1 (and .cse78 (not (= |old(~waterLevel~0)| 0)))))) (.cse10 (and .cse55 .cse81)) (.cse4 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse13 (not .cse82)) (.cse77 (and .cse0 .cse55))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse6 .cse1 .cse7 .cse3 .cse8 .cse9 (not (<= 0 |#StackHeapBarrier|)) .cse10 .cse11 .cse12 .cse5) (or .cse1 .cse2 .cse13 .cse14 .cse5) (or .cse15 .cse16 .cse6 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse7 .cse28 .cse29 (< |old(~waterLevel~0)| 2) .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse3 .cse38 .cse39 .cse40 .cse41 .cse42 (and (let ((.cse43 (<= 0 |timeShift_isHighWaterLevel_~tmp~2#1|)) (.cse44 (<= |timeShift_processEnvironment_~tmp~0#1| 1)) (.cse45 (<= 1 |timeShift_processEnvironment_~tmp~0#1|)) (.cse46 (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~4#1|)) (.cse47 (<= 1 |timeShift_isHighWaterLevel_~tmp___0~0#1|)) (.cse48 (<= |timeShift_isHighWaterLevel_#res#1| 1)) (.cse49 (= |timeShift_getWaterLevel_~retValue_acc~6#1| |timeShift_getWaterLevel_#res#1|)) (.cse50 (= |timeShift_getWaterLevel_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|)) (.cse52 (<= |timeShift_isHighWaterLevel_~tmp~2#1| 0)) (.cse53 (<= 0 |timeShift_isHighWaterSensorDry_#res#1|)) (.cse54 (<= |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1| 2147483647)) (.cse57 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse58 (<= |timeShift_isHighWaterLevel_~retValue_acc~4#1| 1)) (.cse60 (<= |timeShift_isHighWaterLevel_~tmp___0~0#1| 1)) (.cse61 (= |timeShift_isMethaneAlarm_~retValue_acc~2#1| |timeShift_isMethaneAlarm_#res#1|)) (.cse62 (= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|)) (.cse63 (<= |timeShift_isHighWaterSensorDry_#res#1| 0)) (.cse64 (<= 0 |timeShift_isMethaneAlarm_#res#1|)) (.cse65 (= |timeShift_activatePump_~tmp~1#1| |timeShift_isMethaneAlarm_#res#1|)) (.cse66 (= |timeShift_getWaterLevel_~retValue_acc~6#1| ~waterLevel~0)) (.cse67 (<= 1 |timeShift_isHighWaterLevel_#res#1|))) (or (and .cse43 .cse44 .cse45 .cse46 .cse47 (= ~pumpRunning~0 |timeShift_isPumpRunning_~retValue_acc~3#1|) .cse48 .cse49 .cse50 .cse51 .cse2 .cse52 .cse53 .cse54 .cse55 .cse56 .cse57 .cse58 .cse59 .cse60 (= |timeShift_isPumpRunning_#res#1| |timeShift_isPumpRunning_~retValue_acc~3#1|) .cse61 .cse62 (= |timeShift_isPumpRunning_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___1~1#1|) .cse63 .cse64 .cse65 .cse66 .cse67) (and .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse2 .cse52 .cse53 .cse54 .cse55 .cse56 .cse57 .cse58 .cse59 .cse60 (not (= 2 |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|)) .cse61 .cse62 .cse63 .cse64 .cse65 .cse66 .cse67))) (= ~pumpRunning~0 1)) .cse9 .cse68 .cse69 .cse70 .cse71 .cse72 .cse73 .cse74 .cse11 .cse12) (or (not (<= |old(~waterLevel~0)| 1)) .cse1 (<= ~waterLevel~0 1)) (or .cse75 .cse76 .cse1 .cse77) (or .cse15 .cse78 .cse16 .cse6 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse79 .cse1 .cse24 .cse25 .cse26 .cse27 .cse7 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 (and (= |timeShift_isHighWaterSensorDry_~retValue_acc~7#1| 1) .cse80 (= |timeShift_isHighWaterLevel_~tmp~2#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| 0) (= |timeShift_processEnvironment_~tmp~0#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|)) .cse3 .cse38 .cse39 .cse40 .cse41 .cse42 .cse9 .cse68 .cse69 .cse70 .cse71 .cse72 .cse73 .cse74 .cse11 .cse12) (or .cse1 .cse8 .cse13 .cse14 .cse5) (or .cse28 .cse56 .cse10) (or (and .cse75 .cse4) (and .cse75 (or .cse80 .cse81)) .cse1 .cse13) (or .cse1 .cse56 .cse77))))) [2022-11-23 16:07:30,546 INFO L895 garLoopResultBuilder]: At program point L345(line 345) the Hoare annotation is: (let ((.cse53 (= ~pumpRunning~0 0)) (.cse55 (= |old(~pumpRunning~0)| 0)) (.cse58 (= 1 ~systemActive~0))) (let ((.cse52 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not .cse58)) (.cse51 (not .cse55)) (.cse59 (<= ~waterLevel~0 1)) (.cse60 (select |#memory_int| 1)) (.cse50 (not .cse53)) (.cse57 (= ~waterLevel~0 0))) (let ((.cse37 (<= 2 ~waterLevel~0)) (.cse3 (and .cse50 .cse57)) (.cse9 (not (= (select |#length| 12) 25))) (.cse10 (not (= (select .cse60 0) 48))) (.cse12 (not (= 9 (select |#length| 11)))) (.cse13 (not (= 9 (select |#length| 5)))) (.cse14 (not (= 30 (select |#length| 7)))) (.cse15 (not (= 31 (select |#length| 2)))) (.cse16 (not (= (select |#valid| 12) 1))) (.cse17 (not (= 2 (select |#length| 1)))) (.cse18 (not (= 9 (select |#length| 14)))) (.cse19 (not (= (select |#length| 15) 25))) (.cse20 (not (= (select |#valid| 6) 1))) (.cse21 (not (< 0 |#StackHeapBarrier|))) (.cse22 (not (= (select |#valid| 3) 1))) (.cse25 (not (= (select |#valid| 11) 1))) (.cse26 (not (= (select |#length| 9) 21))) (.cse27 (not (= 30 (select |#length| 10)))) (.cse28 (not (= (select |#valid| 15) 1))) (.cse29 (not (= (select |#length| 6) 21))) (.cse30 (not (= 1 (select |#valid| 5)))) (.cse31 (not (= (select |#length| 8) 9))) (.cse32 (not (= (select |#length| 3) 12))) (.cse33 (not (= (select |#valid| 0) 0))) (.cse34 (not (= (select .cse60 1) 0))) (.cse35 (not (= (select |#valid| 1) 1))) (.cse36 (not (= (select |#valid| 8) 1))) (.cse38 (not (= 30 (select |#length| 13)))) (.cse39 (not (= (select |#valid| 4) 1))) (.cse41 (not (= (select |#valid| 7) 1))) (.cse42 (not (= (select |#valid| 10) 1))) (.cse43 (not (= (select |#valid| 14) 1))) (.cse44 (not (= (select |#valid| 13) 1))) (.cse45 (not (= 30 (select |#length| 4)))) (.cse46 (not (= (select |#valid| 2) 1))) (.cse47 (not (= (select |#valid| 9) 1))) (.cse7 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse2 (not (= ~methaneLevelCritical~0 ~systemActive~0))) (.cse54 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (and .cse59 .cse58 (or .cse53 .cse57))) (.cse56 (and .cse50 .cse59 .cse58)) (.cse8 (and .cse50 .cse58)) (.cse24 (and (or .cse52 .cse0) (or .cse0 (and .cse51 (not (= |old(~waterLevel~0)| 0)))))) (.cse11 (not (= |#NULL.offset| 0))) (.cse23 (not (= ~head~0.offset 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse40 (not (= |#NULL.base| 0))) (.cse48 (not (= ~head~0.base 0))) (.cse49 (not (= ~cleanupTimeShifts~0 4))) (.cse4 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 (and .cse6 .cse7) .cse8) (or .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 (< |old(~waterLevel~0)| 2) .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse6 .cse34 .cse35 .cse36 (and (<= 0 |timeShift_isHighWaterLevel_~tmp~2#1|) (<= |timeShift_processEnvironment_~tmp~0#1| 1) (<= 1 |timeShift_processEnvironment_~tmp~0#1|) (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (<= 1 |timeShift_isHighWaterLevel_~tmp___0~0#1|) (<= |timeShift_isHighWaterLevel_#res#1| 1) (<= |timeShift_isMethaneAlarm_~retValue_acc~2#1| 0) .cse37 (<= |timeShift_isHighWaterLevel_~tmp~2#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (<= |timeShift_isHighWaterLevel_~retValue_acc~4#1| 1) (<= |timeShift_isHighWaterLevel_~tmp___0~0#1| 1) (= |timeShift_isMethaneAlarm_~retValue_acc~2#1| |timeShift_isMethaneAlarm_#res#1|) (= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= 0 |timeShift_isMethaneAlarm_~retValue_acc~2#1|) (= |timeShift_activatePump_~tmp~1#1| |timeShift_isMethaneAlarm_#res#1|) (<= 1 |timeShift_isHighWaterLevel_#res#1|) (= ~pumpRunning~0 1)) .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49) (or .cse50 .cse0 .cse37 .cse4) (or .cse0 .cse37 .cse2 .cse3 .cse4) (or .cse9 .cse51 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse52 .cse0 .cse19 .cse20 .cse21 .cse22 .cse23 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse6 .cse34 .cse35 .cse36 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 (and (= |timeShift_isHighWaterSensorDry_~retValue_acc~7#1| 1) .cse53 (= |timeShift_isHighWaterLevel_~tmp~2#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| 0) (= |timeShift_processEnvironment_~tmp~0#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (= ~waterLevel~0 1) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|)) .cse49) (or .cse54 .cse0 .cse55 .cse56) (or .cse53 .cse0 .cse7 .cse2 .cse57) (or .cse54 .cse5 .cse24 .cse56) (or .cse0 .cse55 .cse8) (or .cse24 .cse55 .cse57) (or .cse11 .cse0 .cse23 .cse6 .cse1 .cse40 (not (<= 0 |#StackHeapBarrier|)) .cse57 .cse48 .cse49 .cse4))))) [2022-11-23 16:07:30,547 INFO L899 garLoopResultBuilder]: For program point L345-1(line 345) no Hoare annotation was computed. [2022-11-23 16:07:30,548 INFO L895 garLoopResultBuilder]: At program point L147(line 147) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= |old(~pumpRunning~0)| 0)) (or (and (<= ~waterLevel~0 1) (or (= ~pumpRunning~0 0) (= ~waterLevel~0 0))) .cse0) (or .cse0 (not (<= 2 |old(~waterLevel~0)|))) (let ((.cse1 (select |#memory_int| 1))) (or (not (= (select |#length| 12) 25)) (not (= (select .cse1 0) 48)) (not (= |#NULL.offset| 0)) (not (= 9 (select |#length| 11))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 31 (select |#length| 2))) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 9 (select |#length| 14))) (not (= |old(~waterLevel~0)| 1)) .cse0 (not (= (select |#length| 15) 25)) (not (= (select |#valid| 6) 1)) (not (< 0 |#StackHeapBarrier|)) (not (= (select |#valid| 3) 1)) (not (= ~head~0.offset 0)) (not (= (select |#valid| 11) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) (not (= ~methaneLevelCritical~0 0)) (not (= (select .cse1 1) 0)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 8) 1)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) (not (= |#NULL.base| 0)) (not (= (select |#valid| 7) 1)) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (and (= |timeShift_isHighWaterSensorDry_~retValue_acc~7#1| 1) (= |timeShift_isHighWaterLevel_~tmp~2#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| 0) (= |timeShift_processEnvironment_~tmp~0#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (= ~waterLevel~0 1) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|)) (not (= (select |#valid| 9) 1)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4)))))) [2022-11-23 16:07:30,550 INFO L895 garLoopResultBuilder]: At program point L197(line 197) the Hoare annotation is: (let ((.cse1 (not (= |#NULL.offset| 0))) (.cse2 (not (= ~head~0.offset 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= |#NULL.base| 0))) (.cse5 (not (= ~head~0.base 0))) (.cse6 (not (= ~cleanupTimeShifts~0 4))) (.cse0 (not (= 1 ~systemActive~0))) (.cse9 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse8 (= ~pumpRunning~0 0))) (and (or .cse0 (= |old(~pumpRunning~0)| 0)) (or .cse1 .cse0 .cse2 (< |old(~waterLevel~0)| 2) .cse3 .cse4 (and (= |timeShift_isHighWaterLevel_~tmp~2#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| 1) (= |timeShift_isHighWaterLevel_~tmp~2#1| 0) (= |timeShift_processEnvironment_~tmp~0#1| |timeShift_isHighWaterLevel_#res#1|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|)) (not (<= 0 |#StackHeapBarrier|)) .cse5 .cse6) (let ((.cse7 (select |#memory_int| 1))) (or (not (= (select |#length| 12) 25)) (not (= (select .cse7 0) 48)) .cse1 (not (= 9 (select |#length| 11))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 31 (select |#length| 2))) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 9 (select |#length| 14))) (not (= |old(~waterLevel~0)| 1)) .cse0 (not (= (select |#length| 15) 25)) (not (= (select |#valid| 6) 1)) (not (< 0 |#StackHeapBarrier|)) (not (= (select |#valid| 3) 1)) .cse2 (not (= (select |#valid| 11) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) .cse3 (not (= (select .cse7 1) 0)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 8) 1)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) .cse4 (not (= (select |#valid| 7) 1)) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (not (= (select |#valid| 9) 1)) .cse5 .cse6)) (or (and .cse8 (<= 2 ~waterLevel~0) .cse9) .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 (and (<= ~waterLevel~0 1) .cse9 (or .cse8 (= ~waterLevel~0 0)))))) [2022-11-23 16:07:30,552 INFO L895 garLoopResultBuilder]: At program point L197-1(line 197) the Hoare annotation is: (let ((.cse2 (not (= |#NULL.offset| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse3 (not (= ~head~0.offset 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= |#NULL.base| 0))) (.cse6 (not (= ~head~0.base 0))) (.cse7 (not (= ~cleanupTimeShifts~0 4)))) (and (or .cse0 (= |old(~pumpRunning~0)| 0)) (let ((.cse1 (select |#memory_int| 1))) (or (not (= (select |#length| 12) 25)) (not (= (select .cse1 0) 48)) .cse2 (not (= 9 (select |#length| 11))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 31 (select |#length| 2))) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 9 (select |#length| 14))) (not (= |old(~waterLevel~0)| 1)) .cse0 (not (= (select |#length| 15) 25)) (not (= (select |#valid| 6) 1)) (not (< 0 |#StackHeapBarrier|)) (not (= (select |#valid| 3) 1)) .cse3 (not (= (select |#valid| 11) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) .cse4 (not (= (select .cse1 1) 0)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 8) 1)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) .cse5 (not (= (select |#valid| 7) 1)) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (not (= (select |#valid| 9) 1)) .cse6 .cse7)) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 (<= ~waterLevel~0 1)) (or .cse0 (and (= |timeShift_isMethaneAlarm_#t~ret7#1| ~methaneLevelCritical~0) (not (= |timeShift_processEnvironment_~tmp~0#1| 0)) (or (= ~pumpRunning~0 0) (= ~waterLevel~0 0)))) (or .cse0 (<= 2 ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|))) (or .cse2 .cse0 .cse3 (< |old(~waterLevel~0)| 2) .cse4 .cse5 (and (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (= |timeShift_isHighWaterLevel_~tmp~2#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_processEnvironment_~tmp~0#1| |timeShift_isHighWaterLevel_#res#1|) (<= |timeShift_isHighWaterLevel_~tmp___0~0#1| 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= 1 |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|)) (not (<= 0 |#StackHeapBarrier|)) .cse6 .cse7))) [2022-11-23 16:07:30,552 INFO L895 garLoopResultBuilder]: At program point L932(line 932) the Hoare annotation is: (not (= 1 ~systemActive~0)) [2022-11-23 16:07:30,553 INFO L895 garLoopResultBuilder]: At program point L152(line 152) the Hoare annotation is: (let ((.cse49 (= |old(~pumpRunning~0)| 0))) (let ((.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse12 (not (= 1 ~systemActive~0))) (.cse1 (not .cse49)) (.cse50 (select |#memory_int| 1))) (let ((.cse0 (not (= (select |#length| 12) 25))) (.cse2 (not (= (select .cse50 0) 48))) (.cse4 (not (= 9 (select |#length| 11)))) (.cse5 (not (= 9 (select |#length| 5)))) (.cse6 (not (= 30 (select |#length| 7)))) (.cse7 (not (= 31 (select |#length| 2)))) (.cse8 (not (= (select |#valid| 12) 1))) (.cse9 (not (= 2 (select |#length| 1)))) (.cse10 (not (= 9 (select |#length| 14)))) (.cse13 (not (= (select |#length| 15) 25))) (.cse14 (not (= (select |#valid| 6) 1))) (.cse15 (not (< 0 |#StackHeapBarrier|))) (.cse16 (not (= (select |#valid| 3) 1))) (.cse18 (not (= (select |#valid| 11) 1))) (.cse19 (not (= (select |#length| 9) 21))) (.cse20 (not (= 30 (select |#length| 10)))) (.cse21 (not (= (select |#valid| 15) 1))) (.cse22 (not (= (select |#length| 6) 21))) (.cse23 (not (= 1 (select |#valid| 5)))) (.cse24 (not (= (select |#length| 8) 9))) (.cse25 (not (= (select |#length| 3) 12))) (.cse26 (not (= (select |#valid| 0) 0))) (.cse28 (not (= (select .cse50 1) 0))) (.cse29 (not (= (select |#valid| 1) 1))) (.cse30 (not (= (select |#valid| 8) 1))) (.cse31 (not (= 30 (select |#length| 13)))) (.cse32 (not (= (select |#valid| 4) 1))) (.cse34 (not (= (select |#valid| 7) 1))) (.cse35 (not (= (select |#valid| 10) 1))) (.cse36 (not (= (select |#valid| 14) 1))) (.cse37 (not (= (select |#valid| 13) 1))) (.cse38 (not (= 30 (select |#length| 4)))) (.cse39 (not (= (select |#valid| 2) 1))) (.cse40 (not (= (select |#valid| 9) 1))) (.cse44 (not (= ~methaneLevelCritical~0 ~systemActive~0))) (.cse47 (not (<= |old(~waterLevel~0)| 1))) (.cse43 (and (or .cse11 .cse12) (or .cse12 (and .cse1 (not (= |old(~waterLevel~0)| 0)))))) (.cse48 (not (= ~pumpRunning~0 0))) (.cse3 (not (= |#NULL.offset| 0))) (.cse17 (not (= ~head~0.offset 0))) (.cse27 (not (= ~methaneLevelCritical~0 0))) (.cse33 (not (= |#NULL.base| 0))) (.cse45 (= ~waterLevel~0 0)) (.cse41 (not (= ~head~0.base 0))) (.cse42 (not (= ~cleanupTimeShifts~0 4))) (.cse46 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42) (or .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse13 .cse14 .cse15 .cse16 .cse17 .cse43 .cse18 (< |old(~waterLevel~0)| 2) .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42) (or .cse12 .cse44 .cse45 .cse46) (or .cse47 .cse12 .cse44) (or .cse47 (and .cse48 (<= ~waterLevel~0 1)) .cse12) (or .cse43 .cse49 .cse45) (or .cse48 .cse12 .cse46) (or .cse3 .cse12 .cse17 .cse27 (not (= |old(~pumpRunning~0)| 1)) .cse33 (not (<= 0 |#StackHeapBarrier|)) .cse45 .cse41 .cse42 .cse46))))) [2022-11-23 16:07:30,555 INFO L895 garLoopResultBuilder]: At program point L152-1(lines 133 157) the Hoare annotation is: (let ((.cse53 (= ~pumpRunning~0 0)) (.cse55 (= |old(~pumpRunning~0)| 0)) (.cse58 (= 1 ~systemActive~0))) (let ((.cse52 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not .cse58)) (.cse51 (not .cse55)) (.cse59 (<= ~waterLevel~0 1)) (.cse60 (select |#memory_int| 1)) (.cse50 (not .cse53)) (.cse57 (= ~waterLevel~0 0))) (let ((.cse37 (<= 2 ~waterLevel~0)) (.cse3 (and .cse50 .cse57)) (.cse9 (not (= (select |#length| 12) 25))) (.cse10 (not (= (select .cse60 0) 48))) (.cse12 (not (= 9 (select |#length| 11)))) (.cse13 (not (= 9 (select |#length| 5)))) (.cse14 (not (= 30 (select |#length| 7)))) (.cse15 (not (= 31 (select |#length| 2)))) (.cse16 (not (= (select |#valid| 12) 1))) (.cse17 (not (= 2 (select |#length| 1)))) (.cse18 (not (= 9 (select |#length| 14)))) (.cse19 (not (= (select |#length| 15) 25))) (.cse20 (not (= (select |#valid| 6) 1))) (.cse21 (not (< 0 |#StackHeapBarrier|))) (.cse22 (not (= (select |#valid| 3) 1))) (.cse25 (not (= (select |#valid| 11) 1))) (.cse26 (not (= (select |#length| 9) 21))) (.cse27 (not (= 30 (select |#length| 10)))) (.cse28 (not (= (select |#valid| 15) 1))) (.cse29 (not (= (select |#length| 6) 21))) (.cse30 (not (= 1 (select |#valid| 5)))) (.cse31 (not (= (select |#length| 8) 9))) (.cse32 (not (= (select |#length| 3) 12))) (.cse33 (not (= (select |#valid| 0) 0))) (.cse34 (not (= (select .cse60 1) 0))) (.cse35 (not (= (select |#valid| 1) 1))) (.cse36 (not (= (select |#valid| 8) 1))) (.cse38 (not (= 30 (select |#length| 13)))) (.cse39 (not (= (select |#valid| 4) 1))) (.cse41 (not (= (select |#valid| 7) 1))) (.cse42 (not (= (select |#valid| 10) 1))) (.cse43 (not (= (select |#valid| 14) 1))) (.cse44 (not (= (select |#valid| 13) 1))) (.cse45 (not (= 30 (select |#length| 4)))) (.cse46 (not (= (select |#valid| 2) 1))) (.cse47 (not (= (select |#valid| 9) 1))) (.cse7 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse2 (not (= ~methaneLevelCritical~0 ~systemActive~0))) (.cse54 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (and .cse59 .cse58 (or .cse53 .cse57))) (.cse56 (and .cse50 .cse59 .cse58)) (.cse8 (and .cse50 .cse58)) (.cse24 (and (or .cse52 .cse0) (or .cse0 (and .cse51 (not (= |old(~waterLevel~0)| 0)))))) (.cse11 (not (= |#NULL.offset| 0))) (.cse23 (not (= ~head~0.offset 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse40 (not (= |#NULL.base| 0))) (.cse48 (not (= ~head~0.base 0))) (.cse49 (not (= ~cleanupTimeShifts~0 4))) (.cse4 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 (and .cse6 .cse7) .cse8) (or .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 (< |old(~waterLevel~0)| 2) .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse6 .cse34 .cse35 .cse36 (and (<= 0 |timeShift_isHighWaterLevel_~tmp~2#1|) (<= |timeShift_processEnvironment_~tmp~0#1| 1) (<= 1 |timeShift_processEnvironment_~tmp~0#1|) (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (<= 1 |timeShift_isHighWaterLevel_~tmp___0~0#1|) (<= |timeShift_isHighWaterLevel_#res#1| 1) (<= |timeShift_isMethaneAlarm_~retValue_acc~2#1| 0) .cse37 (<= |timeShift_isHighWaterLevel_~tmp~2#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (<= |timeShift_isHighWaterLevel_~retValue_acc~4#1| 1) (<= |timeShift_isHighWaterLevel_~tmp___0~0#1| 1) (= |timeShift_isMethaneAlarm_~retValue_acc~2#1| |timeShift_isMethaneAlarm_#res#1|) (= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= 0 |timeShift_isMethaneAlarm_~retValue_acc~2#1|) (= |timeShift_activatePump_~tmp~1#1| |timeShift_isMethaneAlarm_#res#1|) (<= 1 |timeShift_isHighWaterLevel_#res#1|) (= ~pumpRunning~0 1)) .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49) (or .cse50 .cse0 .cse37 .cse4) (or .cse0 .cse37 .cse2 .cse3 .cse4) (or .cse9 .cse51 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse52 .cse0 .cse19 .cse20 .cse21 .cse22 .cse23 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse6 .cse34 .cse35 .cse36 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 (and (= |timeShift_isHighWaterSensorDry_~retValue_acc~7#1| 1) .cse53 (= |timeShift_isHighWaterLevel_~tmp~2#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| 0) (= |timeShift_processEnvironment_~tmp~0#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (= ~waterLevel~0 1) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|)) .cse49) (or .cse54 .cse0 .cse55 .cse56) (or .cse53 .cse0 .cse7 .cse2 .cse57) (or .cse54 .cse5 .cse24 .cse56) (or .cse0 .cse55 .cse8) (or .cse24 .cse55 .cse57) (or .cse11 .cse0 .cse23 .cse6 .cse1 .cse40 (not (<= 0 |#StackHeapBarrier|)) .cse57 .cse48 .cse49 .cse4))))) [2022-11-23 16:07:30,557 INFO L895 garLoopResultBuilder]: At program point L347(lines 347 367) the Hoare annotation is: (let ((.cse52 (= ~pumpRunning~0 0)) (.cse54 (= |old(~pumpRunning~0)| 0)) (.cse57 (= 1 ~systemActive~0))) (let ((.cse10 (= ~methaneLevelCritical~0 0)) (.cse23 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not .cse57)) (.cse13 (not .cse54)) (.cse56 (select |#memory_int| 1)) (.cse0 (not .cse52))) (let ((.cse9 (not (= |timeShift___utac_acc__Specification3_spec__1_~tmp~4#1| 0))) (.cse4 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse7 (not (= ~methaneLevelCritical~0 ~systemActive~0))) (.cse11 (and .cse0 .cse57)) (.cse12 (not (= (select |#length| 12) 25))) (.cse2 (<= 2 ~waterLevel~0)) (.cse14 (not (= (select .cse56 0) 48))) (.cse16 (not (= 9 (select |#length| 11)))) (.cse17 (not (= 9 (select |#length| 5)))) (.cse18 (not (= 30 (select |#length| 7)))) (.cse19 (not (= 31 (select |#length| 2)))) (.cse20 (not (= (select |#valid| 12) 1))) (.cse21 (not (= 2 (select |#length| 1)))) (.cse22 (not (= 9 (select |#length| 14)))) (.cse24 (not (= (select |#length| 15) 25))) (.cse25 (not (= (select |#valid| 6) 1))) (.cse26 (not (< 0 |#StackHeapBarrier|))) (.cse27 (not (= (select |#valid| 3) 1))) (.cse29 (not (= (select |#valid| 11) 1))) (.cse30 (not (= (select |#length| 9) 21))) (.cse31 (not (= 30 (select |#length| 10)))) (.cse32 (not (= (select |#valid| 15) 1))) (.cse33 (not (= (select |#length| 6) 21))) (.cse34 (not (= 1 (select |#valid| 5)))) (.cse35 (not (= (select |#length| 8) 9))) (.cse36 (not (= (select |#length| 3) 12))) (.cse37 (not (= (select |#valid| 0) 0))) (.cse38 (not (= (select .cse56 1) 0))) (.cse39 (not (= (select |#valid| 1) 1))) (.cse40 (not (= (select |#valid| 8) 1))) (.cse41 (not (= 30 (select |#length| 13)))) (.cse42 (not (= (select |#valid| 4) 1))) (.cse44 (not (= (select |#valid| 7) 1))) (.cse45 (not (= (select |#valid| 10) 1))) (.cse46 (not (= (select |#valid| 14) 1))) (.cse47 (not (= (select |#valid| 13) 1))) (.cse48 (not (= 30 (select |#length| 4)))) (.cse49 (not (= (select |#valid| 2) 1))) (.cse50 (not (= (select |#valid| 9) 1))) (.cse55 (and (or .cse23 .cse1) (or .cse1 (and .cse13 (not (= |old(~waterLevel~0)| 0)))))) (.cse15 (not (= |#NULL.offset| 0))) (.cse28 (not (= ~head~0.offset 0))) (.cse3 (not .cse10)) (.cse6 (not (= |old(~pumpRunning~0)| 1))) (.cse43 (not (= |#NULL.base| 0))) (.cse8 (= ~waterLevel~0 0)) (.cse51 (not (= ~head~0.base 0))) (.cse53 (not (= ~cleanupTimeShifts~0 4))) (.cse5 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse1 .cse6 .cse7 .cse8 .cse5) (or (not (<= |old(~waterLevel~0)| 1)) .cse1 (<= ~waterLevel~0 1)) (or .cse9 .cse10 .cse1 .cse11) (or .cse9 .cse1 .cse7) (or .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse1 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse3 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 (and (= |timeShift_isHighWaterSensorDry_~retValue_acc~7#1| 1) .cse52 (= |timeShift_isHighWaterLevel_~tmp~2#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| 0) (= |timeShift_processEnvironment_~tmp~0#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (= ~waterLevel~0 1) (= |timeShift_isHighWaterLevel_~tmp___0~0#1| |timeShift_isHighWaterLevel_~retValue_acc~4#1|)) .cse53) (or .cse1 .cse2 .cse7 .cse8 .cse5) (or .cse52 .cse1 .cse4 .cse7 .cse8) (or .cse1 .cse54 .cse11) (or .cse12 (and (<= 0 |timeShift_isHighWaterLevel_~tmp~2#1|) (<= |timeShift_processEnvironment_~tmp~0#1| 1) (<= 1 |timeShift_processEnvironment_~tmp~0#1|) (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~4#1|) (<= 1 |timeShift_isHighWaterLevel_~tmp___0~0#1|) (<= |timeShift_isHighWaterLevel_#res#1| 1) (= ~methaneLevelCritical~0 |timeShift___utac_acc__Specification3_spec__1_~tmp~4#1|) .cse2 (<= |timeShift_isHighWaterLevel_~tmp~2#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (<= |timeShift_isMethaneAlarm_#res#1| 0) (<= |timeShift_isHighWaterLevel_~retValue_acc~4#1| 1) (<= |timeShift_isHighWaterLevel_~tmp___0~0#1| 1) (= |timeShift_isMethaneAlarm_~retValue_acc~2#1| |timeShift_isMethaneAlarm_#res#1|) (= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~7#1|) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= 0 |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_activatePump_~tmp~1#1| |timeShift_isMethaneAlarm_#res#1|) (<= 1 |timeShift_isHighWaterLevel_#res#1|) (= ~pumpRunning~0 1)) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse24 .cse25 .cse26 .cse27 .cse28 .cse55 .cse29 (< |old(~waterLevel~0)| 2) .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse3 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse53) (or .cse55 .cse54 .cse8) (or .cse15 .cse1 .cse28 .cse3 .cse6 .cse43 (not (<= 0 |#StackHeapBarrier|)) .cse8 .cse51 .cse53 .cse5))))) [2022-11-23 16:07:30,557 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 112 118) no Hoare annotation was computed. [2022-11-23 16:07:30,557 INFO L899 garLoopResultBuilder]: For program point L141(lines 141 149) no Hoare annotation was computed. [2022-11-23 16:07:30,559 INFO L895 garLoopResultBuilder]: At program point L137(lines 137 154) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse2 (not .cse9)) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not .cse3)) (.cse4 (not (= |#NULL.offset| 0))) (.cse6 (not (= ~head~0.offset 0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not (= |#NULL.base| 0))) (.cse11 (not (= ~head~0.base 0))) (.cse12 (not (= ~cleanupTimeShifts~0 4))) (.cse14 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 1)) (or .cse2 .cse0 .cse3) (or .cse4 (and (or .cse5 .cse0 .cse6 (< |old(~waterLevel~0)| 2) .cse7) (or .cse0 .cse6 .cse7 .cse1 .cse8)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (and .cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (and .cse2 (= |old(~waterLevel~0)| (+ ~waterLevel~0 1))))) .cse10 (not (<= 0 |#StackHeapBarrier|)) .cse11 .cse12) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 (<= ~waterLevel~0 1)) (or .cse2 .cse0 (<= 2 ~waterLevel~0) .cse8) (let ((.cse13 (select |#memory_int| 1))) (or (not (= (select |#length| 12) 25)) .cse5 (not (= (select .cse13 0) 48)) .cse4 (not (= 9 (select |#length| 11))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 31 (select |#length| 2))) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 9 (select |#length| 14))) .cse14 .cse0 (not (= (select |#length| 15) 25)) (not (= (select |#valid| 6) 1)) (not (< 0 |#StackHeapBarrier|)) (not (= (select |#valid| 3) 1)) .cse6 (not (= (select |#valid| 11) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) .cse7 (not (= (select .cse13 1) 0)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 8) 1)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) .cse10 (and .cse9 (= ~waterLevel~0 1)) (not (= (select |#valid| 7) 1)) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (not (= (select |#valid| 9) 1)) .cse11 .cse12)) (or .cse3 (= ~waterLevel~0 0) (and (or .cse14 .cse0) (or .cse0 (not (= |old(~waterLevel~0)| 0)))))))) [2022-11-23 16:07:30,560 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 101 124) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| 0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse6 (not .cse1)) (.cse8 (not (= |#NULL.offset| 0))) (.cse9 (not (= ~head~0.offset 0))) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= |#NULL.base| 0))) (.cse12 (not (= ~head~0.base 0))) (.cse13 (not (= ~cleanupTimeShifts~0 4))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse14 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse15 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (= ~pumpRunning~0 1))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 0)) (= ~waterLevel~0 0)) (or .cse0 .cse2 .cse3 .cse4) (or (not .cse5) .cse0 .cse1) (let ((.cse7 (select |#memory_int| 1))) (or (not (= (select |#length| 12) 25)) .cse6 (not (= (select .cse7 0) 48)) .cse5 .cse8 (not (= 9 (select |#length| 11))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 31 (select |#length| 2))) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 9 (select |#length| 14))) (not (= |old(~waterLevel~0)| 1)) .cse0 (not (= (select |#length| 15) 25)) (not (= (select |#valid| 6) 1)) (not (< 0 |#StackHeapBarrier|)) (not (= (select |#valid| 3) 1)) .cse9 (not (= (select |#valid| 11) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) .cse10 (not (= (select .cse7 1) 0)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 8) 1)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) .cse11 (not (= (select |#valid| 7) 1)) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (not (= (select |#valid| 9) 1)) .cse12 .cse13)) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6 .cse8 .cse0 .cse9 (< |old(~waterLevel~0)| 2) .cse10 .cse11 (not (<= 0 |#StackHeapBarrier|)) .cse12 .cse13) (or .cse0 .cse14 .cse4) (or .cse15 .cse0 .cse14 (= ~waterLevel~0 1)) (or .cse15 .cse0 .cse2 .cse3)))) [2022-11-23 16:07:30,560 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 101 124) no Hoare annotation was computed. [2022-11-23 16:07:30,560 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 932) no Hoare annotation was computed. [2022-11-23 16:07:30,561 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 104 123) no Hoare annotation was computed. [2022-11-23 16:07:30,561 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 363) no Hoare annotation was computed. [2022-11-23 16:07:30,562 INFO L895 garLoopResultBuilder]: At program point L548(lines 548 555) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (= (select |#length| 15) 25) (= 9 (select |#length| 5)) (= (select |#length| 9) 21) (= 30 (select |#length| 7)) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= ~pumpRunning~0 0) (= (select |#valid| 9) 1) (= (select |#length| 12) 25) (= (select |#valid| 11) 1) (= ~methaneLevelCritical~0 0) (= 30 (select |#length| 4)) (= 31 (select |#length| 2)) (= ~head~0.offset 0) (= 2 (select |#length| 1)) (= (select |#length| 8) 9) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 30 (select |#length| 13)) (= 1 ~systemActive~0) (= 30 (select |#length| 10)) (= (select |#valid| 12) 1) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= (select |#length| 6) 21) (= (select |#valid| 14) 1) (= |ULTIMATE.start_valid_product_~retValue_acc~1#1| |ULTIMATE.start_valid_product_#res#1|) (= 9 (select |#length| 14)) (= (select |#valid| 0) 0) (= ~head~0.base 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= 9 (select |#length| 11)) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_~retValue_acc~1#1| 1) (= (select .cse0 0) 48) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~5#1|) (= (select |#valid| 6) 1) (= (select .cse0 1) 0) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))) [2022-11-23 16:07:30,562 INFO L902 garLoopResultBuilder]: At program point L548-2(lines 548 555) the Hoare annotation is: true [2022-11-23 16:07:30,562 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-23 16:07:30,562 INFO L895 garLoopResultBuilder]: At program point L317-2(lines 311 322) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-23 16:07:30,563 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 307) no Hoare annotation was computed. [2022-11-23 16:07:30,563 INFO L899 garLoopResultBuilder]: For program point L301-1(lines 301 307) no Hoare annotation was computed. [2022-11-23 16:07:30,563 INFO L902 garLoopResultBuilder]: At program point L330(lines 271 334) the Hoare annotation is: true [2022-11-23 16:07:30,563 INFO L895 garLoopResultBuilder]: At program point L293(line 293) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-23 16:07:30,563 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 16:07:30,564 INFO L895 garLoopResultBuilder]: At program point L327(lines 280 328) the Hoare annotation is: false [2022-11-23 16:07:30,564 INFO L899 garLoopResultBuilder]: For program point L282(lines 281 326) no Hoare annotation was computed. [2022-11-23 16:07:30,564 INFO L895 garLoopResultBuilder]: At program point L303(line 303) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-23 16:07:30,564 INFO L895 garLoopResultBuilder]: At program point L324(lines 281 326) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (<= ~waterLevel~0 1) .cse0 .cse1) (and .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (and (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2022-11-23 16:07:30,565 INFO L899 garLoopResultBuilder]: For program point L291(lines 291 297) no Hoare annotation was computed. [2022-11-23 16:07:30,565 INFO L899 garLoopResultBuilder]: For program point L291-1(lines 291 297) no Hoare annotation was computed. [2022-11-23 16:07:30,565 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 386 397) no Hoare annotation was computed. [2022-11-23 16:07:30,565 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 386 397) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0))) (let ((.cse1 (and (<= 2 ~waterLevel~0) .cse2)) (.cse0 (not .cse2))) (and (or .cse0 (and (= ~methaneLevelCritical~0 0) (not (= ~pumpRunning~0 1))) .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or (= ~pumpRunning~0 0) .cse0 (not (= |old(~waterLevel~0)| 0)) (= ~waterLevel~0 0)) (or (not (= |#NULL.offset| 0)) .cse0 (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= ~pumpRunning~0 1)) (< |old(~waterLevel~0)| 2) (not (= |#NULL.base| 0)) (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) (or .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) (= ~waterLevel~0 1))))) [2022-11-23 16:07:30,569 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:07:30,572 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 16:07:30,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 04:07:30 BoogieIcfgContainer [2022-11-23 16:07:30,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 16:07:30,628 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 16:07:30,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 16:07:30,629 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 16:07:30,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:05:35" (3/4) ... [2022-11-23 16:07:30,633 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 16:07:30,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-23 16:07:30,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-23 16:07:30,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-23 16:07:30,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-11-23 16:07:30,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-23 16:07:30,640 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-23 16:07:30,647 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2022-11-23 16:07:30,648 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-23 16:07:30,648 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-23 16:07:30,649 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 16:07:30,649 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 16:07:30,676 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[15] == 25 && 9 == unknown-#length-unknown[5]) && unknown-#length-unknown[9] == 21) && 30 == unknown-#length-unknown[7]) && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && pumpRunning == 0) && \valid[9] == 1) && unknown-#length-unknown[12] == 25) && \valid[11] == 1) && methaneLevelCritical == 0) && 30 == unknown-#length-unknown[4]) && 31 == unknown-#length-unknown[2]) && head == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[8] == 9) && \valid[3] == 1) && \valid[7] == 1) && 30 == unknown-#length-unknown[13]) && 1 == systemActive) && 30 == unknown-#length-unknown[10]) && \valid[12] == 1) && \valid[4] == 1) && \valid[1] == 1) && unknown-#length-unknown[6] == 21) && \valid[14] == 1) && retValue_acc == \result) && 9 == unknown-#length-unknown[14]) && \valid[0] == 0) && head == 0) && \valid[2] == 1) && #NULL == 0) && 9 == unknown-#length-unknown[11]) && waterLevel == 1) && retValue_acc == 1) && unknown-#memory_int-unknown[1][0] == 48) && \result == tmp) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && \valid[10] == 1) && \valid[8] == 1) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0 [2022-11-23 16:07:30,677 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(1 == systemActive) || \old(pumpRunning) == 0) || !(\old(waterLevel) == 0)) || waterLevel == 0) && (((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || pumpRunning == 1) || !(2 <= \old(waterLevel)))) && ((!(pumpRunning == 0) || !(1 == systemActive)) || \old(pumpRunning) == 0)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || pumpRunning == 0) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((((((((pumpRunning == \old(pumpRunning) || !(\old(pumpRunning) == 0)) || !(#NULL == 0)) || !(1 == systemActive)) || !(head == 0)) || \old(waterLevel) < 2) || !(methaneLevelCritical == 0)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(1 == systemActive) || \old(waterLevel) == waterLevel) || !(2 <= \old(waterLevel)))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || \old(waterLevel) == waterLevel) || waterLevel == 1)) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 1)) || pumpRunning == 1) [2022-11-23 16:07:30,678 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || pumpRunning == 1) && ((!(pumpRunning == 0) || !(1 == systemActive)) || \old(pumpRunning) == 0)) && ((((((!(#NULL == 0) || (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(head == 0)) || \old(waterLevel) < 2) || !(methaneLevelCritical == 0)) && ((((!(1 == systemActive) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(2 <= \old(waterLevel))))) || (pumpRunning == \old(pumpRunning) && ((pumpRunning == 0 && \old(waterLevel) == waterLevel) || (!(pumpRunning == 0) && \old(waterLevel) == waterLevel + 1)))) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || waterLevel <= 1)) && (((!(pumpRunning == 0) || !(1 == systemActive)) || 2 <= waterLevel) || !(2 <= \old(waterLevel)))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || (pumpRunning == 0 && waterLevel == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((\old(pumpRunning) == 0 || waterLevel == 0) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || !(\old(waterLevel) == 0)))) [2022-11-23 16:07:30,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical == systemActive)) || (!(pumpRunning == 0) && waterLevel == 0)) || !(2 <= \old(waterLevel))) && (((((waterLevel <= 1 && 1 == systemActive) && (pumpRunning == 0 || waterLevel == 0)) || !(1 == systemActive)) || (!(methaneLevelCritical == 0) && !(tmp == 0))) || (!(pumpRunning == 0) && 1 == systemActive))) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || !(\valid[11] == 1)) || \old(waterLevel) < 2) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || ((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && \result <= 1) && retValue_acc <= 0) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && retValue_acc <= 1) && tmp___0 <= 1) && retValue_acc == \result) && 0 == retValue_acc) && \result <= 0) && 0 <= retValue_acc) && tmp == \result) && 1 <= \result) && pumpRunning == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((!(pumpRunning == 0) || !(1 == systemActive)) || 2 <= waterLevel) || !(2 <= \old(waterLevel)))) && ((((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == systemActive)) || (!(pumpRunning == 0) && waterLevel == 0)) || !(2 <= \old(waterLevel)))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || ((((((((retValue_acc == 1 && pumpRunning == 0) && tmp == \result) && \result == retValue_acc) && tmp___0 == 0) && tmp == \result) && \result == retValue_acc) && waterLevel == 1) && tmp___0 == retValue_acc)) || !(cleanupTimeShifts == 4))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || \old(pumpRunning) == 0) || ((!(pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive))) && ((((pumpRunning == 0 || !(1 == systemActive)) || !(tmp == 0)) || !(methaneLevelCritical == systemActive)) || waterLevel == 0)) && (((!(\old(waterLevel) <= 1) || ((waterLevel <= 1 && 1 == systemActive) && (pumpRunning == 0 || waterLevel == 0))) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || ((!(pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive))) && ((!(1 == systemActive) || \old(pumpRunning) == 0) || (!(pumpRunning == 0) && 1 == systemActive))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0)))) || \old(pumpRunning) == 0) || waterLevel == 0)) && ((((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || waterLevel == 0) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) [2022-11-23 16:07:30,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(pumpRunning == 0) || !(1 == systemActive)) || ((2 <= waterLevel && !(methaneLevelCritical == 0)) && !(tmp == 0))) || !(2 <= \old(waterLevel))) && ((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical == systemActive)) || waterLevel == 0) || !(2 <= \old(waterLevel)))) && ((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || waterLevel <= 1)) && (((!(tmp == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || (!(pumpRunning == 0) && 1 == systemActive))) && ((!(tmp == 0) || !(1 == systemActive)) || !(methaneLevelCritical == systemActive))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || ((((((((retValue_acc == 1 && pumpRunning == 0) && tmp == \result) && \result == retValue_acc) && tmp___0 == 0) && tmp == \result) && \result == retValue_acc) && waterLevel == 1) && tmp___0 == retValue_acc)) || !(cleanupTimeShifts == 4))) && ((((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == systemActive)) || waterLevel == 0) || !(2 <= \old(waterLevel)))) && ((((pumpRunning == 0 || !(1 == systemActive)) || !(tmp == 0)) || !(methaneLevelCritical == systemActive)) || waterLevel == 0)) && ((!(1 == systemActive) || \old(pumpRunning) == 0) || (!(pumpRunning == 0) && 1 == systemActive))) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || (((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && \result <= 1) && methaneLevelCritical == tmp) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && \result <= 0) && retValue_acc <= 1) && tmp___0 <= 1) && retValue_acc == \result) && 0 == retValue_acc) && \result <= 0) && 0 <= \result) && tmp == \result) && 1 <= \result) && pumpRunning == 1)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || !(\valid[11] == 1)) || \old(waterLevel) < 2) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0)))) || \old(pumpRunning) == 0) || waterLevel == 0)) && ((((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || waterLevel == 0) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) [2022-11-23 16:07:30,680 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(pumpRunning == 0) || !(1 == systemActive)) || ((2 <= waterLevel && !(methaneLevelCritical == 0)) && !(tmp == 0))) || !(2 <= \old(waterLevel))) && ((((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || (1 == systemActive && waterLevel == 0)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == systemActive)) || (((((methaneLevelCritical == systemActive && !(pumpRunning == 0)) && !(\old(waterLevel) == 1)) && !(tmp == 0)) && 1 == systemActive) && waterLevel == 0)) || !(2 <= \old(waterLevel)))) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || !(\valid[11] == 1)) || \old(waterLevel) < 2) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || ((((((((((((((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && pumpRunning == retValue_acc) && \result <= 1) && retValue_acc == \result) && \result == tmp___0) && head == 0) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && tmp___0 <= 2147483647) && 1 == systemActive) && \old(pumpRunning) == 0) && \result <= 0) && retValue_acc <= 1) && tmp == 0) && tmp___0 <= 1) && \result == retValue_acc) && retValue_acc == \result) && 0 == retValue_acc) && \result == tmp___1) && \result <= 0) && 0 <= \result) && tmp == \result) && retValue_acc == waterLevel) && 1 <= \result) || ((((((((((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && \result <= 1) && retValue_acc == \result) && \result == tmp___0) && head == 0) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && tmp___0 <= 2147483647) && 1 == systemActive) && \old(pumpRunning) == 0) && \result <= 0) && retValue_acc <= 1) && tmp == 0) && tmp___0 <= 1) && !(2 == tmp___0)) && retValue_acc == \result) && 0 == retValue_acc) && \result <= 0) && 0 <= \result) && tmp == \result) && retValue_acc == waterLevel) && 1 <= \result)) && pumpRunning == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || waterLevel <= 1)) && (((!(tmp == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || (!(pumpRunning == 0) && 1 == systemActive))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || ((((((((retValue_acc == 1 && pumpRunning == 0) && tmp == \result) && \result == retValue_acc) && tmp___0 == 0) && tmp == \result) && \result == retValue_acc) && \old(waterLevel) == waterLevel) && tmp___0 == retValue_acc)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical == systemActive)) || (((((methaneLevelCritical == systemActive && !(pumpRunning == 0)) && !(\old(waterLevel) == 1)) && !(tmp == 0)) && 1 == systemActive) && waterLevel == 0)) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0)))) || \old(pumpRunning) == 0) || (1 == systemActive && waterLevel == 0))) && ((((!(tmp == 0) && !(tmp == 0)) || (!(tmp == 0) && (pumpRunning == 0 || waterLevel == 0))) || !(1 == systemActive)) || !(methaneLevelCritical == systemActive))) && ((!(1 == systemActive) || \old(pumpRunning) == 0) || (!(pumpRunning == 0) && 1 == systemActive)) [2022-11-23 16:07:30,680 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(1 == systemActive) || \old(pumpRunning) == 0) && (((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || waterLevel <= 1)) && (!(1 == systemActive) || ((aux-isMethaneLevelCritical()-aux == methaneLevelCritical && !(tmp == 0)) && (pumpRunning == 0 || waterLevel == 0)))) && ((!(1 == systemActive) || 2 <= waterLevel) || !(2 <= \old(waterLevel)))) && (((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || \old(waterLevel) < 2) || !(methaneLevelCritical == 0)) || !(#NULL == 0)) || (((((((((\result == retValue_acc && tmp == 0) && 0 <= \result) && tmp == \result) && tmp___0 <= 1) && \old(waterLevel) == waterLevel) && 0 == retValue_acc) && \result <= 0) && 1 <= \result) && tmp___0 == retValue_acc)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) [2022-11-23 16:07:30,681 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0)))) || \old(pumpRunning) == 0) || (tmp___0 <= 0 && waterLevel == 0)) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || (((((((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && \result <= 1) && retValue_acc == \result) && \result == tmp___0) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && tmp___0 <= 2147483647) && \result <= 0) && retValue_acc <= 1) && tmp == 0) && tmp___0 <= 1) && retValue_acc == \result) && 0 == retValue_acc) && \result <= 0) && 0 <= \result) && tmp == \result) && retValue_acc == waterLevel) && 1 <= \result) && pumpRunning == 1)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || !(\valid[11] == 1)) || \old(waterLevel) < 2) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (!(1 == systemActive) || !(methaneLevelCritical == systemActive))) && ((((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || (tmp___0 <= 0 && waterLevel == 0)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((!(pumpRunning == 0) || !(1 == systemActive)) || \old(pumpRunning) == 0)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || ((((((((retValue_acc == 1 && pumpRunning == 0) && tmp == \result) && \result == retValue_acc) && tmp___0 == 0) && tmp == \result) && \result == retValue_acc) && waterLevel == 1) && tmp___0 == retValue_acc)) || !(cleanupTimeShifts == 4))) && ((!(\old(waterLevel) <= 1) || (tmp___0 <= 1 && waterLevel <= 1)) || !(1 == systemActive))) && (((!(\old(waterLevel) <= 1) || !(pumpRunning == 0)) || methaneLevelCritical == 0) || !(1 == systemActive))) && ((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= \old(waterLevel))) [2022-11-23 16:07:30,704 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 16:07:30,704 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 16:07:30,705 INFO L158 Benchmark]: Toolchain (without parser) took 116279.69ms. Allocated memory was 176.2MB in the beginning and 536.9MB in the end (delta: 360.7MB). Free memory was 129.3MB in the beginning and 273.3MB in the end (delta: -144.0MB). Peak memory consumption was 218.6MB. Max. memory is 16.1GB. [2022-11-23 16:07:30,705 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 176.2MB. Free memory was 145.7MB in the beginning and 145.6MB in the end (delta: 84.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 16:07:30,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 725.02ms. Allocated memory is still 176.2MB. Free memory was 128.8MB in the beginning and 110.8MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-23 16:07:30,706 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.37ms. Allocated memory is still 176.2MB. Free memory was 110.4MB in the beginning and 108.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 16:07:30,706 INFO L158 Benchmark]: Boogie Preprocessor took 33.31ms. Allocated memory is still 176.2MB. Free memory was 108.3MB in the beginning and 107.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 16:07:30,706 INFO L158 Benchmark]: RCFGBuilder took 688.32ms. Allocated memory is still 176.2MB. Free memory was 107.1MB in the beginning and 83.2MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-23 16:07:30,707 INFO L158 Benchmark]: TraceAbstraction took 114691.60ms. Allocated memory was 176.2MB in the beginning and 536.9MB in the end (delta: 360.7MB). Free memory was 82.7MB in the beginning and 278.5MB in the end (delta: -195.8MB). Peak memory consumption was 267.0MB. Max. memory is 16.1GB. [2022-11-23 16:07:30,707 INFO L158 Benchmark]: Witness Printer took 75.83ms. Allocated memory is still 536.9MB. Free memory was 278.5MB in the beginning and 273.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 16:07:30,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 176.2MB. Free memory was 145.7MB in the beginning and 145.6MB in the end (delta: 84.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 725.02ms. Allocated memory is still 176.2MB. Free memory was 128.8MB in the beginning and 110.8MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.37ms. Allocated memory is still 176.2MB. Free memory was 110.4MB in the beginning and 108.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.31ms. Allocated memory is still 176.2MB. Free memory was 108.3MB in the beginning and 107.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 688.32ms. Allocated memory is still 176.2MB. Free memory was 107.1MB in the beginning and 83.2MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 114691.60ms. Allocated memory was 176.2MB in the beginning and 536.9MB in the end (delta: 360.7MB). Free memory was 82.7MB in the beginning and 278.5MB in the end (delta: -195.8MB). Peak memory consumption was 267.0MB. Max. memory is 16.1GB. * Witness Printer took 75.83ms. Allocated memory is still 536.9MB. Free memory was 278.5MB in the beginning and 273.3MB 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: 932]: 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 7 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 114.6s, OverallIterations: 12, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 20.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 63.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1054 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1026 mSDsluCounter, 2214 SdHoareTripleChecker+Invalid, 4.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1630 mSDsCounter, 349 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3133 IncrementalHoareTripleChecker+Invalid, 3482 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 349 mSolverCounterUnsat, 584 mSDtfsCounter, 3133 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 631 GetRequests, 444 SyntacticMatches, 8 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1336 ImplicationChecksByTransitivity, 31.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1468occurred in iteration=8, InterpolantAutomatonStates: 133, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 520 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 2557 PreInvPairs, 3167 NumberOfFragments, 7107 HoareAnnotationTreeSize, 2557 FomulaSimplifications, 16208 FormulaSimplificationTreeSizeReduction, 5.0s HoareSimplificationTime, 30 FomulaSimplificationsInter, 248890 FormulaSimplificationTreeSizeReductionInter, 58.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 678 NumberOfCodeBlocks, 678 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 801 ConstructedInterpolants, 0 QuantifiedInterpolants, 2183 SizeOfPredicates, 44 NumberOfNonLiveVariables, 1356 ConjunctsInSsa, 98 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 184/267 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: 6.0s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 68, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 74, TOOLS_POST_TIME: 1.5s, TOOLS_POST_CALL_APPLICATIONS: 32, TOOLS_POST_CALL_TIME: 2.4s, TOOLS_POST_RETURN_APPLICATIONS: 24, TOOLS_POST_RETURN_TIME: 1.3s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 130, TOOLS_QUANTIFIERELIM_TIME: 5.1s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.3s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 185, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 24, DOMAIN_JOIN_TIME: 0.5s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 68, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME: 2.8s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 2.8s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 24, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME: 0.2s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.2s, 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: 638, DAG_COMPRESSION_RETAINED_NODES: 173, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || pumpRunning == 1) && ((!(pumpRunning == 0) || !(1 == systemActive)) || \old(pumpRunning) == 0)) && ((((((!(#NULL == 0) || (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(head == 0)) || \old(waterLevel) < 2) || !(methaneLevelCritical == 0)) && ((((!(1 == systemActive) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(2 <= \old(waterLevel))))) || (pumpRunning == \old(pumpRunning) && ((pumpRunning == 0 && \old(waterLevel) == waterLevel) || (!(pumpRunning == 0) && \old(waterLevel) == waterLevel + 1)))) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || waterLevel <= 1)) && (((!(pumpRunning == 0) || !(1 == systemActive)) || 2 <= waterLevel) || !(2 <= \old(waterLevel)))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || (pumpRunning == 0 && waterLevel == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((\old(pumpRunning) == 0 || waterLevel == 0) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || !(\old(waterLevel) == 0)))) - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: !(1 == systemActive) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((((((!(1 == systemActive) || \old(pumpRunning) == 0) || !(\old(waterLevel) == 0)) || waterLevel == 0) && (((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || pumpRunning == 1) || !(2 <= \old(waterLevel)))) && ((!(pumpRunning == 0) || !(1 == systemActive)) || \old(pumpRunning) == 0)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || pumpRunning == 0) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((((((((pumpRunning == \old(pumpRunning) || !(\old(pumpRunning) == 0)) || !(#NULL == 0)) || !(1 == systemActive)) || !(head == 0)) || \old(waterLevel) < 2) || !(methaneLevelCritical == 0)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(1 == systemActive) || \old(waterLevel) == waterLevel) || !(2 <= \old(waterLevel)))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || \old(waterLevel) == waterLevel) || waterLevel == 1)) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 1)) || pumpRunning == 1) - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: (((((((((((((!(pumpRunning == 0) || !(1 == systemActive)) || ((2 <= waterLevel && !(methaneLevelCritical == 0)) && !(tmp == 0))) || !(2 <= \old(waterLevel))) && ((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical == systemActive)) || waterLevel == 0) || !(2 <= \old(waterLevel)))) && ((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || waterLevel <= 1)) && (((!(tmp == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || (!(pumpRunning == 0) && 1 == systemActive))) && ((!(tmp == 0) || !(1 == systemActive)) || !(methaneLevelCritical == systemActive))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || ((((((((retValue_acc == 1 && pumpRunning == 0) && tmp == \result) && \result == retValue_acc) && tmp___0 == 0) && tmp == \result) && \result == retValue_acc) && waterLevel == 1) && tmp___0 == retValue_acc)) || !(cleanupTimeShifts == 4))) && ((((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == systemActive)) || waterLevel == 0) || !(2 <= \old(waterLevel)))) && ((((pumpRunning == 0 || !(1 == systemActive)) || !(tmp == 0)) || !(methaneLevelCritical == systemActive)) || waterLevel == 0)) && ((!(1 == systemActive) || \old(pumpRunning) == 0) || (!(pumpRunning == 0) && 1 == systemActive))) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || (((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && \result <= 1) && methaneLevelCritical == tmp) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && \result <= 0) && retValue_acc <= 1) && tmp___0 <= 1) && retValue_acc == \result) && 0 == retValue_acc) && \result <= 0) && 0 <= \result) && tmp == \result) && 1 <= \result) && pumpRunning == 1)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || !(\valid[11] == 1)) || \old(waterLevel) < 2) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0)))) || \old(pumpRunning) == 0) || waterLevel == 0)) && ((((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || waterLevel == 0) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[15] == 25 && 9 == unknown-#length-unknown[5]) && unknown-#length-unknown[9] == 21) && 30 == unknown-#length-unknown[7]) && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && pumpRunning == 0) && \valid[9] == 1) && unknown-#length-unknown[12] == 25) && \valid[11] == 1) && methaneLevelCritical == 0) && 30 == unknown-#length-unknown[4]) && 31 == unknown-#length-unknown[2]) && head == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[8] == 9) && \valid[3] == 1) && \valid[7] == 1) && 30 == unknown-#length-unknown[13]) && 1 == systemActive) && 30 == unknown-#length-unknown[10]) && \valid[12] == 1) && \valid[4] == 1) && \valid[1] == 1) && unknown-#length-unknown[6] == 21) && \valid[14] == 1) && retValue_acc == \result) && 9 == unknown-#length-unknown[14]) && \valid[0] == 0) && head == 0) && \valid[2] == 1) && #NULL == 0) && 9 == unknown-#length-unknown[11]) && waterLevel == 1) && retValue_acc == 1) && unknown-#memory_int-unknown[1][0] == 48) && \result == tmp) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && \valid[10] == 1) && \valid[8] == 1) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: (((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0)))) || \old(pumpRunning) == 0) || (tmp___0 <= 0 && waterLevel == 0)) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || (((((((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && \result <= 1) && retValue_acc == \result) && \result == tmp___0) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && tmp___0 <= 2147483647) && \result <= 0) && retValue_acc <= 1) && tmp == 0) && tmp___0 <= 1) && retValue_acc == \result) && 0 == retValue_acc) && \result <= 0) && 0 <= \result) && tmp == \result) && retValue_acc == waterLevel) && 1 <= \result) && pumpRunning == 1)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || !(\valid[11] == 1)) || \old(waterLevel) < 2) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (!(1 == systemActive) || !(methaneLevelCritical == systemActive))) && ((((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || (tmp___0 <= 0 && waterLevel == 0)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((!(pumpRunning == 0) || !(1 == systemActive)) || \old(pumpRunning) == 0)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || ((((((((retValue_acc == 1 && pumpRunning == 0) && tmp == \result) && \result == retValue_acc) && tmp___0 == 0) && tmp == \result) && \result == retValue_acc) && waterLevel == 1) && tmp___0 == retValue_acc)) || !(cleanupTimeShifts == 4))) && ((!(\old(waterLevel) <= 1) || (tmp___0 <= 1 && waterLevel <= 1)) || !(1 == systemActive))) && (((!(\old(waterLevel) <= 1) || !(pumpRunning == 0)) || methaneLevelCritical == 0) || !(1 == systemActive))) && ((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= \old(waterLevel))) - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: ((((((((((((!(pumpRunning == 0) || !(1 == systemActive)) || ((2 <= waterLevel && !(methaneLevelCritical == 0)) && !(tmp == 0))) || !(2 <= \old(waterLevel))) && ((((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || (1 == systemActive && waterLevel == 0)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == systemActive)) || (((((methaneLevelCritical == systemActive && !(pumpRunning == 0)) && !(\old(waterLevel) == 1)) && !(tmp == 0)) && 1 == systemActive) && waterLevel == 0)) || !(2 <= \old(waterLevel)))) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || !(\valid[11] == 1)) || \old(waterLevel) < 2) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || ((((((((((((((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && pumpRunning == retValue_acc) && \result <= 1) && retValue_acc == \result) && \result == tmp___0) && head == 0) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && tmp___0 <= 2147483647) && 1 == systemActive) && \old(pumpRunning) == 0) && \result <= 0) && retValue_acc <= 1) && tmp == 0) && tmp___0 <= 1) && \result == retValue_acc) && retValue_acc == \result) && 0 == retValue_acc) && \result == tmp___1) && \result <= 0) && 0 <= \result) && tmp == \result) && retValue_acc == waterLevel) && 1 <= \result) || ((((((((((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && \result <= 1) && retValue_acc == \result) && \result == tmp___0) && head == 0) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && tmp___0 <= 2147483647) && 1 == systemActive) && \old(pumpRunning) == 0) && \result <= 0) && retValue_acc <= 1) && tmp == 0) && tmp___0 <= 1) && !(2 == tmp___0)) && retValue_acc == \result) && 0 == retValue_acc) && \result <= 0) && 0 <= \result) && tmp == \result) && retValue_acc == waterLevel) && 1 <= \result)) && pumpRunning == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || waterLevel <= 1)) && (((!(tmp == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || (!(pumpRunning == 0) && 1 == systemActive))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || ((((((((retValue_acc == 1 && pumpRunning == 0) && tmp == \result) && \result == retValue_acc) && tmp___0 == 0) && tmp == \result) && \result == retValue_acc) && \old(waterLevel) == waterLevel) && tmp___0 == retValue_acc)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical == systemActive)) || (((((methaneLevelCritical == systemActive && !(pumpRunning == 0)) && !(\old(waterLevel) == 1)) && !(tmp == 0)) && 1 == systemActive) && waterLevel == 0)) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0)))) || \old(pumpRunning) == 0) || (1 == systemActive && waterLevel == 0))) && ((((!(tmp == 0) && !(tmp == 0)) || (!(tmp == 0) && (pumpRunning == 0 || waterLevel == 0))) || !(1 == systemActive)) || !(methaneLevelCritical == systemActive))) && ((!(1 == systemActive) || \old(pumpRunning) == 0) || (!(pumpRunning == 0) && 1 == systemActive)) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical == systemActive)) || (!(pumpRunning == 0) && waterLevel == 0)) || !(2 <= \old(waterLevel))) && (((((waterLevel <= 1 && 1 == systemActive) && (pumpRunning == 0 || waterLevel == 0)) || !(1 == systemActive)) || (!(methaneLevelCritical == 0) && !(tmp == 0))) || (!(pumpRunning == 0) && 1 == systemActive))) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || !(\valid[11] == 1)) || \old(waterLevel) < 2) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || ((((((((((((((((((0 <= tmp && tmp <= 1) && 1 <= tmp) && 1 <= retValue_acc) && 1 <= tmp___0) && \result <= 1) && retValue_acc <= 0) && 2 <= waterLevel) && tmp <= 0) && 0 <= \result) && retValue_acc <= 1) && tmp___0 <= 1) && retValue_acc == \result) && 0 == retValue_acc) && \result <= 0) && 0 <= retValue_acc) && tmp == \result) && 1 <= \result) && pumpRunning == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((!(pumpRunning == 0) || !(1 == systemActive)) || 2 <= waterLevel) || !(2 <= \old(waterLevel)))) && ((((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == systemActive)) || (!(pumpRunning == 0) && waterLevel == 0)) || !(2 <= \old(waterLevel)))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || ((((((((retValue_acc == 1 && pumpRunning == 0) && tmp == \result) && \result == retValue_acc) && tmp___0 == 0) && tmp == \result) && \result == retValue_acc) && waterLevel == 1) && tmp___0 == retValue_acc)) || !(cleanupTimeShifts == 4))) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || \old(pumpRunning) == 0) || ((!(pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive))) && ((((pumpRunning == 0 || !(1 == systemActive)) || !(tmp == 0)) || !(methaneLevelCritical == systemActive)) || waterLevel == 0)) && (((!(\old(waterLevel) <= 1) || ((waterLevel <= 1 && 1 == systemActive) && (pumpRunning == 0 || waterLevel == 0))) || ((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0))))) || ((!(pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive))) && ((!(1 == systemActive) || \old(pumpRunning) == 0) || (!(pumpRunning == 0) && 1 == systemActive))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) && (!(1 == systemActive) || (!(\old(pumpRunning) == 0) && !(\old(waterLevel) == 0)))) || \old(pumpRunning) == 0) || waterLevel == 0)) && ((((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || waterLevel == 0) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((!(1 == systemActive) || \old(pumpRunning) == 0) && (((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || waterLevel <= 1)) && (!(1 == systemActive) || ((aux-isMethaneLevelCritical()-aux == methaneLevelCritical && !(tmp == 0)) && (pumpRunning == 0 || waterLevel == 0)))) && ((!(1 == systemActive) || 2 <= waterLevel) || !(2 <= \old(waterLevel)))) && (((((((((!(#NULL == 0) || !(1 == systemActive)) || !(head == 0)) || \old(waterLevel) < 2) || !(methaneLevelCritical == 0)) || !(#NULL == 0)) || (((((((((\result == retValue_acc && tmp == 0) && 0 <= \result) && tmp == \result) && tmp___0 <= 1) && \old(waterLevel) == waterLevel) && 0 == retValue_acc) && \result <= 0) && 1 <= \result) && tmp___0 == retValue_acc)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (((waterLevel <= 1 && 1 == systemActive) && splverifierCounter == 0) || ((1 == systemActive && !(methaneLevelCritical == 0)) && splverifierCounter == 0)) || ((!(pumpRunning == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 16:07:30,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb75dc4-4c20-4aed-ab0b-7acc515fe478/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE