./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 --- 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-e04fb08 [2022-11-16 12:49:19,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:49:19,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:49:19,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:49:19,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:49:19,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:49:19,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:49:19,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:49:19,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:49:19,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:49:19,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:49:19,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:49:19,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:49:19,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:49:19,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:49:19,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:49:19,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:49:19,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:49:19,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:49:19,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:49:19,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:49:19,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:49:19,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:49:19,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:49:19,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:49:19,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:49:19,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:49:19,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:49:19,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:49:19,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:49:19,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:49:19,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:49:19,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:49:19,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:49:19,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:49:19,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:49:19,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:49:19,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:49:19,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:49:19,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:49:19,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:49:19,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 12:49:19,389 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:49:19,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:49:19,390 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:49:19,390 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:49:19,391 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:49:19,391 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:49:19,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:49:19,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:49:19,392 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:49:19,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:49:19,393 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:49:19,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:49:19,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:49:19,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:49:19,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:49:19,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:49:19,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:49:19,394 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:49:19,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:49:19,395 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:49:19,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:49:19,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:49:19,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:49:19,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:49:19,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:49:19,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:49:19,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:49:19,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:49:19,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:49:19,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:49:19,397 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:49:19,397 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:49:19,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:49:19,398 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_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 [2022-11-16 12:49:19,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:49:19,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:49:19,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:49:19,677 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:49:19,677 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:49:19,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2022-11-16 12:49:19,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/data/85cff30ee/8229f2604a4643709b3b0ef921e4c2ae/FLAG52acfa1f9 [2022-11-16 12:49:20,260 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:49:20,263 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2022-11-16 12:49:20,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/data/85cff30ee/8229f2604a4643709b3b0ef921e4c2ae/FLAG52acfa1f9 [2022-11-16 12:49:20,586 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/data/85cff30ee/8229f2604a4643709b3b0ef921e4c2ae [2022-11-16 12:49:20,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:49:20,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:49:20,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:49:20,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:49:20,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:49:20,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:49:20" (1/1) ... [2022-11-16 12:49:20,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41393c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:20, skipping insertion in model container [2022-11-16 12:49:20,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:49:20" (1/1) ... [2022-11-16 12:49:20,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:49:20,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:49:20,849 WARN L229 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_9d3546d4-abe9-46d3-bfaf-a40047cc9617/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[3064,3077] [2022-11-16 12:49:20,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:49:20,958 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:49:20,981 WARN L229 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_9d3546d4-abe9-46d3-bfaf-a40047cc9617/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[3064,3077] [2022-11-16 12:49:21,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:49:21,097 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:49:21,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21 WrapperNode [2022-11-16 12:49:21,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:49:21,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:49:21,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:49:21,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:49:21,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,180 INFO L138 Inliner]: procedures = 56, calls = 158, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 264 [2022-11-16 12:49:21,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:49:21,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:49:21,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:49:21,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:49:21,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,240 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:49:21,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:49:21,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:49:21,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:49:21,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (1/1) ... [2022-11-16 12:49:21,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:49:21,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:21,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:49:21,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:49:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:49:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-16 12:49:21,350 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-16 12:49:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-16 12:49:21,350 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-16 12:49:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-16 12:49:21,350 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-16 12:49:21,352 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-16 12:49:21,352 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-16 12:49:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-11-16 12:49:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-11-16 12:49:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-11-16 12:49:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-11-16 12:49:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-11-16 12:49:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-11-16 12:49:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:49:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-16 12:49:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-16 12:49:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:49:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:49:21,475 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:49:21,477 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:49:21,870 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:49:21,882 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:49:21,882 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 12:49:21,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:49:21 BoogieIcfgContainer [2022-11-16 12:49:21,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:49:21,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:49:21,887 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:49:21,897 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:49:21,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:49:20" (1/3) ... [2022-11-16 12:49:21,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56462d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:49:21, skipping insertion in model container [2022-11-16 12:49:21,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:49:21" (2/3) ... [2022-11-16 12:49:21,899 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56462d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:49:21, skipping insertion in model container [2022-11-16 12:49:21,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:49:21" (3/3) ... [2022-11-16 12:49:21,900 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2022-11-16 12:49:21,923 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:49:21,923 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:49:21,995 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:49:22,002 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4f8e8eb0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:49:22,002 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:49:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 74 states have (on average 1.364864864864865) internal successors, (101), 82 states have internal predecessors, (101), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-16 12:49:22,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 12:49:22,029 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:22,030 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:22,031 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:22,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:22,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1310639887, now seen corresponding path program 1 times [2022-11-16 12:49:22,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:22,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216930805] [2022-11-16 12:49:22,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:22,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:22,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 12:49:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:22,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-16 12:49:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:49:22,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:22,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216930805] [2022-11-16 12:49:22,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216930805] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:22,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:22,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:49:22,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094156136] [2022-11-16 12:49:22,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:22,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-16 12:49:22,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:22,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-16 12:49:22,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:49:22,451 INFO L87 Difference]: Start difference. First operand has 98 states, 74 states have (on average 1.364864864864865) internal successors, (101), 82 states have internal predecessors, (101), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:49:22,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:22,496 INFO L93 Difference]: Finished difference Result 187 states and 252 transitions. [2022-11-16 12:49:22,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 12:49:22,498 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-11-16 12:49:22,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:22,508 INFO L225 Difference]: With dead ends: 187 [2022-11-16 12:49:22,508 INFO L226 Difference]: Without dead ends: 89 [2022-11-16 12:49:22,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:49:22,515 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:22,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:49:22,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2022-11-16 12:49:22,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-11-16 12:49:22,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 67 states have (on average 1.2985074626865671) internal successors, (87), 74 states have internal predecessors, (87), 14 states have call successors, (14), 8 states have call predecessors, (14), 7 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-16 12:49:22,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 114 transitions. [2022-11-16 12:49:22,560 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 114 transitions. Word has length 32 [2022-11-16 12:49:22,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:22,561 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 114 transitions. [2022-11-16 12:49:22,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:49:22,562 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2022-11-16 12:49:22,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-16 12:49:22,564 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:22,564 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:22,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:49:22,565 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:22,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:22,566 INFO L85 PathProgramCache]: Analyzing trace with hash -527547429, now seen corresponding path program 1 times [2022-11-16 12:49:22,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:22,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506211309] [2022-11-16 12:49:22,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:22,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:22,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:49:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:22,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:49:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:22,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:49:22,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:22,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506211309] [2022-11-16 12:49:22,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506211309] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:22,748 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:22,749 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:49:22,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729125751] [2022-11-16 12:49:22,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:22,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:49:22,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:22,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:49:22,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:49:22,752 INFO L87 Difference]: Start difference. First operand 89 states and 114 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:49:22,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:22,774 INFO L93 Difference]: Finished difference Result 143 states and 183 transitions. [2022-11-16 12:49:22,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:49:22,774 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-11-16 12:49:22,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:22,776 INFO L225 Difference]: With dead ends: 143 [2022-11-16 12:49:22,776 INFO L226 Difference]: Without dead ends: 80 [2022-11-16 12:49:22,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:49:22,779 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 12 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:22,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 186 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:49:22,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-11-16 12:49:22,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2022-11-16 12:49:22,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 61 states have (on average 1.3114754098360655) internal successors, (80), 68 states have internal predecessors, (80), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-16 12:49:22,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 102 transitions. [2022-11-16 12:49:22,791 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 102 transitions. Word has length 33 [2022-11-16 12:49:22,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:22,792 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 102 transitions. [2022-11-16 12:49:22,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:49:22,792 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 102 transitions. [2022-11-16 12:49:22,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-16 12:49:22,794 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:22,794 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:22,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:49:22,795 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:22,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:22,796 INFO L85 PathProgramCache]: Analyzing trace with hash 671106305, now seen corresponding path program 1 times [2022-11-16 12:49:22,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:22,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203351477] [2022-11-16 12:49:22,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:22,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:22,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:49:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:22,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-16 12:49:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:22,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:49:22,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:22,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203351477] [2022-11-16 12:49:22,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203351477] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:22,962 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:22,962 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:49:22,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063342689] [2022-11-16 12:49:22,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:22,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:49:22,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:22,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:49:22,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:49:22,965 INFO L87 Difference]: Start difference. First operand 80 states and 102 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 12:49:23,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:23,014 INFO L93 Difference]: Finished difference Result 152 states and 197 transitions. [2022-11-16 12:49:23,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:49:23,016 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2022-11-16 12:49:23,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:23,021 INFO L225 Difference]: With dead ends: 152 [2022-11-16 12:49:23,021 INFO L226 Difference]: Without dead ends: 80 [2022-11-16 12:49:23,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:49:23,024 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 79 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:23,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 100 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:49:23,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-11-16 12:49:23,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2022-11-16 12:49:23,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 61 states have (on average 1.2950819672131149) internal successors, (79), 68 states have internal predecessors, (79), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-16 12:49:23,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 101 transitions. [2022-11-16 12:49:23,055 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 101 transitions. Word has length 37 [2022-11-16 12:49:23,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:23,057 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 101 transitions. [2022-11-16 12:49:23,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 12:49:23,058 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 101 transitions. [2022-11-16 12:49:23,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-16 12:49:23,064 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:23,064 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:23,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:49:23,065 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:23,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:23,066 INFO L85 PathProgramCache]: Analyzing trace with hash -488472773, now seen corresponding path program 1 times [2022-11-16 12:49:23,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:23,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826382726] [2022-11-16 12:49:23,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:23,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:49:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-16 12:49:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:49:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-16 12:49:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:49:23,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:23,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826382726] [2022-11-16 12:49:23,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826382726] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:23,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:23,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:49:23,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581858265] [2022-11-16 12:49:23,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:23,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:49:23,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:23,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:49:23,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:49:23,235 INFO L87 Difference]: Start difference. First operand 80 states and 101 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-16 12:49:23,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:23,556 INFO L93 Difference]: Finished difference Result 235 states and 297 transitions. [2022-11-16 12:49:23,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:49:23,557 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 47 [2022-11-16 12:49:23,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:23,559 INFO L225 Difference]: With dead ends: 235 [2022-11-16 12:49:23,565 INFO L226 Difference]: Without dead ends: 163 [2022-11-16 12:49:23,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:49:23,567 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 187 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:23,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 287 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 12:49:23,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2022-11-16 12:49:23,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 157. [2022-11-16 12:49:23,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 120 states have (on average 1.2583333333333333) internal successors, (151), 128 states have internal predecessors, (151), 18 states have call successors, (18), 15 states have call predecessors, (18), 18 states have return successors, (23), 19 states have call predecessors, (23), 18 states have call successors, (23) [2022-11-16 12:49:23,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 192 transitions. [2022-11-16 12:49:23,618 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 192 transitions. Word has length 47 [2022-11-16 12:49:23,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:23,623 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 192 transitions. [2022-11-16 12:49:23,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-16 12:49:23,624 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 192 transitions. [2022-11-16 12:49:23,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-16 12:49:23,625 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:23,625 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:23,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:49:23,626 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:23,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:23,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1464828133, now seen corresponding path program 1 times [2022-11-16 12:49:23,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:23,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019055375] [2022-11-16 12:49:23,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:23,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:49:23,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-16 12:49:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-16 12:49:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:49:23,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:23,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019055375] [2022-11-16 12:49:23,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019055375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:23,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:23,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:49:23,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836294571] [2022-11-16 12:49:23,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:23,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:49:23,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:23,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:49:23,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:49:23,892 INFO L87 Difference]: Start difference. First operand 157 states and 192 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-16 12:49:24,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:24,155 INFO L93 Difference]: Finished difference Result 324 states and 404 transitions. [2022-11-16 12:49:24,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:49:24,156 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 53 [2022-11-16 12:49:24,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:24,165 INFO L225 Difference]: With dead ends: 324 [2022-11-16 12:49:24,166 INFO L226 Difference]: Without dead ends: 175 [2022-11-16 12:49:24,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:49:24,174 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 176 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:24,175 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 267 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:49:24,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-11-16 12:49:24,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 159. [2022-11-16 12:49:24,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 122 states have (on average 1.2540983606557377) internal successors, (153), 130 states have internal predecessors, (153), 18 states have call successors, (18), 15 states have call predecessors, (18), 18 states have return successors, (23), 19 states have call predecessors, (23), 18 states have call successors, (23) [2022-11-16 12:49:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 194 transitions. [2022-11-16 12:49:24,219 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 194 transitions. Word has length 53 [2022-11-16 12:49:24,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:24,219 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 194 transitions. [2022-11-16 12:49:24,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-16 12:49:24,220 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 194 transitions. [2022-11-16 12:49:24,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-16 12:49:24,224 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:24,224 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:24,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 12:49:24,225 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:24,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:24,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1042126307, now seen corresponding path program 1 times [2022-11-16 12:49:24,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:24,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717342469] [2022-11-16 12:49:24,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:24,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:24,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:49:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:24,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-16 12:49:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:24,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:24,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-16 12:49:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:24,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 12:49:24,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:24,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717342469] [2022-11-16 12:49:24,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717342469] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:24,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:24,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:49:24,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315962531] [2022-11-16 12:49:24,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:24,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:49:24,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:24,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:49:24,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:49:24,519 INFO L87 Difference]: Start difference. First operand 159 states and 194 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-16 12:49:24,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:24,867 INFO L93 Difference]: Finished difference Result 322 states and 394 transitions. [2022-11-16 12:49:24,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-16 12:49:24,868 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 53 [2022-11-16 12:49:24,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:24,870 INFO L225 Difference]: With dead ends: 322 [2022-11-16 12:49:24,870 INFO L226 Difference]: Without dead ends: 171 [2022-11-16 12:49:24,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-11-16 12:49:24,872 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 123 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:24,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 433 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:49:24,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2022-11-16 12:49:24,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 157. [2022-11-16 12:49:24,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 120 states have (on average 1.225) internal successors, (147), 128 states have internal predecessors, (147), 18 states have call successors, (18), 15 states have call predecessors, (18), 18 states have return successors, (23), 19 states have call predecessors, (23), 18 states have call successors, (23) [2022-11-16 12:49:24,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 188 transitions. [2022-11-16 12:49:24,893 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 188 transitions. Word has length 53 [2022-11-16 12:49:24,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:24,894 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 188 transitions. [2022-11-16 12:49:24,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-16 12:49:24,894 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 188 transitions. [2022-11-16 12:49:24,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-16 12:49:24,895 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:24,896 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:24,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 12:49:24,896 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:24,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:24,897 INFO L85 PathProgramCache]: Analyzing trace with hash -2072494715, now seen corresponding path program 1 times [2022-11-16 12:49:24,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:24,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919142662] [2022-11-16 12:49:24,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:24,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:24,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:49:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:24,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-16 12:49:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-16 12:49:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:49:25,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:25,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919142662] [2022-11-16 12:49:25,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919142662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:25,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:25,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:49:25,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409931545] [2022-11-16 12:49:25,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:25,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:49:25,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:25,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:49:25,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:49:25,016 INFO L87 Difference]: Start difference. First operand 157 states and 188 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-16 12:49:25,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:25,254 INFO L93 Difference]: Finished difference Result 316 states and 385 transitions. [2022-11-16 12:49:25,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:49:25,255 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 59 [2022-11-16 12:49:25,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:25,256 INFO L225 Difference]: With dead ends: 316 [2022-11-16 12:49:25,257 INFO L226 Difference]: Without dead ends: 167 [2022-11-16 12:49:25,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:49:25,258 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 69 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:25,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 343 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:49:25,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2022-11-16 12:49:25,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 160. [2022-11-16 12:49:25,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 123 states have (on average 1.2195121951219512) internal successors, (150), 131 states have internal predecessors, (150), 18 states have call successors, (18), 15 states have call predecessors, (18), 18 states have return successors, (23), 19 states have call predecessors, (23), 18 states have call successors, (23) [2022-11-16 12:49:25,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 191 transitions. [2022-11-16 12:49:25,277 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 191 transitions. Word has length 59 [2022-11-16 12:49:25,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:25,277 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 191 transitions. [2022-11-16 12:49:25,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-16 12:49:25,278 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2022-11-16 12:49:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-16 12:49:25,278 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:25,279 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:25,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 12:49:25,279 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:25,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:25,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1236936713, now seen corresponding path program 1 times [2022-11-16 12:49:25,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:25,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061308815] [2022-11-16 12:49:25,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:25,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:49:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-16 12:49:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-16 12:49:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,383 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:49:25,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:25,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061308815] [2022-11-16 12:49:25,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061308815] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:25,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:25,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:49:25,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319057002] [2022-11-16 12:49:25,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:25,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:49:25,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:25,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:49:25,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:49:25,386 INFO L87 Difference]: Start difference. First operand 160 states and 191 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-16 12:49:25,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:25,634 INFO L93 Difference]: Finished difference Result 441 states and 552 transitions. [2022-11-16 12:49:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:49:25,635 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 59 [2022-11-16 12:49:25,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:25,637 INFO L225 Difference]: With dead ends: 441 [2022-11-16 12:49:25,638 INFO L226 Difference]: Without dead ends: 289 [2022-11-16 12:49:25,638 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:49:25,639 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 217 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:25,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 287 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:49:25,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2022-11-16 12:49:25,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 287. [2022-11-16 12:49:25,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 218 states have (on average 1.2064220183486238) internal successors, (263), 230 states have internal predecessors, (263), 36 states have call successors, (36), 31 states have call predecessors, (36), 32 states have return successors, (51), 36 states have call predecessors, (51), 36 states have call successors, (51) [2022-11-16 12:49:25,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 350 transitions. [2022-11-16 12:49:25,670 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 350 transitions. Word has length 59 [2022-11-16 12:49:25,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:25,671 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 350 transitions. [2022-11-16 12:49:25,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-16 12:49:25,671 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 350 transitions. [2022-11-16 12:49:25,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-16 12:49:25,672 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:25,673 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:25,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 12:49:25,673 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:25,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:25,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1533447185, now seen corresponding path program 1 times [2022-11-16 12:49:25,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:25,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260950341] [2022-11-16 12:49:25,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:25,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 12:49:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-16 12:49:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-16 12:49:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:49:25,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:25,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260950341] [2022-11-16 12:49:25,937 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260950341] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:25,937 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:25,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-16 12:49:25,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495136857] [2022-11-16 12:49:25,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:25,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-16 12:49:25,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:25,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-16 12:49:25,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:49:25,939 INFO L87 Difference]: Start difference. First operand 287 states and 350 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-11-16 12:49:26,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:26,973 INFO L93 Difference]: Finished difference Result 849 states and 1072 transitions. [2022-11-16 12:49:26,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-16 12:49:26,974 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) Word has length 63 [2022-11-16 12:49:26,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:26,980 INFO L225 Difference]: With dead ends: 849 [2022-11-16 12:49:26,980 INFO L226 Difference]: Without dead ends: 620 [2022-11-16 12:49:26,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=187, Invalid=743, Unknown=0, NotChecked=0, Total=930 [2022-11-16 12:49:26,984 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 607 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:26,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [614 Valid, 647 Invalid, 926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-16 12:49:26,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2022-11-16 12:49:27,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 533. [2022-11-16 12:49:27,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 405 states have (on average 1.2) internal successors, (486), 429 states have internal predecessors, (486), 66 states have call successors, (66), 55 states have call predecessors, (66), 61 states have return successors, (90), 66 states have call predecessors, (90), 66 states have call successors, (90) [2022-11-16 12:49:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 642 transitions. [2022-11-16 12:49:27,067 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 642 transitions. Word has length 63 [2022-11-16 12:49:27,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:27,068 INFO L495 AbstractCegarLoop]: Abstraction has 533 states and 642 transitions. [2022-11-16 12:49:27,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-11-16 12:49:27,068 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 642 transitions. [2022-11-16 12:49:27,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-16 12:49:27,069 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:27,070 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:27,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 12:49:27,070 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:27,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:27,071 INFO L85 PathProgramCache]: Analyzing trace with hash -706462267, now seen corresponding path program 1 times [2022-11-16 12:49:27,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:27,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376221367] [2022-11-16 12:49:27,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:27,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:49:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-16 12:49:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-16 12:49:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-16 12:49:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-16 12:49:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:49:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:49:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-16 12:49:27,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:27,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376221367] [2022-11-16 12:49:27,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376221367] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:49:27,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2132636883] [2022-11-16 12:49:27,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:27,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:49:27,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:27,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:49:27,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 12:49:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:27,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-16 12:49:27,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:49:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:49:27,791 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:49:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-16 12:49:28,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2132636883] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:49:28,056 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:49:28,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 15 [2022-11-16 12:49:28,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814604986] [2022-11-16 12:49:28,057 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:49:28,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-16 12:49:28,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:28,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-16 12:49:28,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-11-16 12:49:28,058 INFO L87 Difference]: Start difference. First operand 533 states and 642 transitions. Second operand has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (21), 8 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-16 12:49:29,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:29,378 INFO L93 Difference]: Finished difference Result 1187 states and 1471 transitions. [2022-11-16 12:49:29,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-16 12:49:29,379 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (21), 8 states have call predecessors, (21), 6 states have call successors, (21) Word has length 106 [2022-11-16 12:49:29,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:29,383 INFO L225 Difference]: With dead ends: 1187 [2022-11-16 12:49:29,383 INFO L226 Difference]: Without dead ends: 710 [2022-11-16 12:49:29,385 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 237 SyntacticMatches, 4 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 497 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=452, Invalid=1528, Unknown=0, NotChecked=0, Total=1980 [2022-11-16 12:49:29,386 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 503 mSDsluCounter, 826 mSDsCounter, 0 mSdLazyCounter, 848 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 995 SdHoareTripleChecker+Invalid, 1093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:29,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [507 Valid, 995 Invalid, 1093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 848 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 12:49:29,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2022-11-16 12:49:29,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 602. [2022-11-16 12:49:29,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 452 states have (on average 1.1991150442477876) internal successors, (542), 484 states have internal predecessors, (542), 77 states have call successors, (77), 66 states have call predecessors, (77), 72 states have return successors, (101), 74 states have call predecessors, (101), 77 states have call successors, (101) [2022-11-16 12:49:29,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 720 transitions. [2022-11-16 12:49:29,458 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 720 transitions. Word has length 106 [2022-11-16 12:49:29,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:29,458 INFO L495 AbstractCegarLoop]: Abstraction has 602 states and 720 transitions. [2022-11-16 12:49:29,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (21), 8 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-16 12:49:29,459 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 720 transitions. [2022-11-16 12:49:29,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-11-16 12:49:29,462 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:29,462 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:29,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:29,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-16 12:49:29,669 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:29,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:29,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1427499724, now seen corresponding path program 1 times [2022-11-16 12:49:29,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:29,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209228251] [2022-11-16 12:49:29,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:29,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:49:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-16 12:49:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:49:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-16 12:49:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:49:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-16 12:49:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-16 12:49:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:29,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-16 12:49:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:30,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:30,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-16 12:49:30,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:30,007 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 83 proven. 3 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-16 12:49:30,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:30,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209228251] [2022-11-16 12:49:30,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209228251] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:49:30,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [896507016] [2022-11-16 12:49:30,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:30,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:49:30,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:30,011 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:49:30,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 12:49:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:30,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-16 12:49:30,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:49:30,482 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 154 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-16 12:49:30,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:49:31,083 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 77 proven. 39 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-11-16 12:49:31,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [896507016] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:49:31,084 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:49:31,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 11] total 26 [2022-11-16 12:49:31,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179697301] [2022-11-16 12:49:31,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:49:31,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-16 12:49:31,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:31,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-16 12:49:31,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=534, Unknown=0, NotChecked=0, Total=650 [2022-11-16 12:49:31,087 INFO L87 Difference]: Start difference. First operand 602 states and 720 transitions. Second operand has 26 states, 26 states have (on average 7.576923076923077) internal successors, (197), 21 states have internal predecessors, (197), 9 states have call successors, (31), 8 states have call predecessors, (31), 10 states have return successors, (34), 9 states have call predecessors, (34), 9 states have call successors, (34) [2022-11-16 12:49:33,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:33,635 INFO L93 Difference]: Finished difference Result 1753 states and 2193 transitions. [2022-11-16 12:49:33,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-16 12:49:33,636 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 7.576923076923077) internal successors, (197), 21 states have internal predecessors, (197), 9 states have call successors, (31), 8 states have call predecessors, (31), 10 states have return successors, (34), 9 states have call predecessors, (34), 9 states have call successors, (34) Word has length 188 [2022-11-16 12:49:33,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:33,640 INFO L225 Difference]: With dead ends: 1753 [2022-11-16 12:49:33,641 INFO L226 Difference]: Without dead ends: 1159 [2022-11-16 12:49:33,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 402 SyntacticMatches, 4 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1328 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=976, Invalid=4426, Unknown=0, NotChecked=0, Total=5402 [2022-11-16 12:49:33,668 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 1754 mSDsluCounter, 961 mSDsCounter, 0 mSdLazyCounter, 1853 mSolverCounterSat, 682 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1754 SdHoareTripleChecker+Valid, 1091 SdHoareTripleChecker+Invalid, 2535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 682 IncrementalHoareTripleChecker+Valid, 1853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:33,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1754 Valid, 1091 Invalid, 2535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [682 Valid, 1853 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 12:49:33,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1159 states. [2022-11-16 12:49:33,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1159 to 1065. [2022-11-16 12:49:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 805 states have (on average 1.1440993788819875) internal successors, (921), 850 states have internal predecessors, (921), 138 states have call successors, (138), 121 states have call predecessors, (138), 121 states have return successors, (160), 127 states have call predecessors, (160), 138 states have call successors, (160) [2022-11-16 12:49:33,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1219 transitions. [2022-11-16 12:49:33,769 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1219 transitions. Word has length 188 [2022-11-16 12:49:33,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:33,770 INFO L495 AbstractCegarLoop]: Abstraction has 1065 states and 1219 transitions. [2022-11-16 12:49:33,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 7.576923076923077) internal successors, (197), 21 states have internal predecessors, (197), 9 states have call successors, (31), 8 states have call predecessors, (31), 10 states have return successors, (34), 9 states have call predecessors, (34), 9 states have call successors, (34) [2022-11-16 12:49:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1219 transitions. [2022-11-16 12:49:33,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-11-16 12:49:33,778 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:33,778 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:33,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:33,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-16 12:49:33,984 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:33,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:33,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1648051732, now seen corresponding path program 1 times [2022-11-16 12:49:33,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:33,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063811923] [2022-11-16 12:49:33,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:33,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:49:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-16 12:49:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:49:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-16 12:49:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:49:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-16 12:49:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-16 12:49:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-16 12:49:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-16 12:49:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:49:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-16 12:49:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-16 12:49:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-16 12:49:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,391 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 86 proven. 53 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-16 12:49:34,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:34,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063811923] [2022-11-16 12:49:34,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063811923] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:49:34,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1319661792] [2022-11-16 12:49:34,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:34,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:49:34,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:34,394 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:49:34,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 12:49:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:34,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 12:49:34,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:49:34,778 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 195 proven. 9 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-16 12:49:34,779 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:49:35,224 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 99 proven. 54 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-16 12:49:35,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1319661792] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:49:35,225 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:49:35,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 22 [2022-11-16 12:49:35,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495746854] [2022-11-16 12:49:35,225 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:49:35,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-11-16 12:49:35,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:35,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-11-16 12:49:35,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=394, Unknown=0, NotChecked=0, Total=462 [2022-11-16 12:49:35,228 INFO L87 Difference]: Start difference. First operand 1065 states and 1219 transitions. Second operand has 22 states, 22 states have (on average 10.227272727272727) internal successors, (225), 15 states have internal predecessors, (225), 7 states have call successors, (45), 8 states have call predecessors, (45), 11 states have return successors, (40), 10 states have call predecessors, (40), 7 states have call successors, (40) [2022-11-16 12:49:37,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:37,182 INFO L93 Difference]: Finished difference Result 2080 states and 2411 transitions. [2022-11-16 12:49:37,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-16 12:49:37,183 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 10.227272727272727) internal successors, (225), 15 states have internal predecessors, (225), 7 states have call successors, (45), 8 states have call predecessors, (45), 11 states have return successors, (40), 10 states have call predecessors, (40), 7 states have call successors, (40) Word has length 208 [2022-11-16 12:49:37,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:37,188 INFO L225 Difference]: With dead ends: 2080 [2022-11-16 12:49:37,189 INFO L226 Difference]: Without dead ends: 1119 [2022-11-16 12:49:37,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 509 GetRequests, 460 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 479 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=498, Invalid=1952, Unknown=0, NotChecked=0, Total=2450 [2022-11-16 12:49:37,192 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 603 mSDsluCounter, 466 mSDsCounter, 0 mSdLazyCounter, 1807 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 607 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:37,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [607 Valid, 511 Invalid, 2038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1807 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 12:49:37,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2022-11-16 12:49:37,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1063. [2022-11-16 12:49:37,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 805 states have (on average 1.132919254658385) internal successors, (912), 848 states have internal predecessors, (912), 132 states have call successors, (132), 123 states have call predecessors, (132), 125 states have return successors, (154), 125 states have call predecessors, (154), 132 states have call successors, (154) [2022-11-16 12:49:37,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1198 transitions. [2022-11-16 12:49:37,286 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1198 transitions. Word has length 208 [2022-11-16 12:49:37,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:37,287 INFO L495 AbstractCegarLoop]: Abstraction has 1063 states and 1198 transitions. [2022-11-16 12:49:37,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 10.227272727272727) internal successors, (225), 15 states have internal predecessors, (225), 7 states have call successors, (45), 8 states have call predecessors, (45), 11 states have return successors, (40), 10 states have call predecessors, (40), 7 states have call successors, (40) [2022-11-16 12:49:37,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1198 transitions. [2022-11-16 12:49:37,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-16 12:49:37,292 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:37,292 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:37,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:37,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-16 12:49:37,498 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:37,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:37,499 INFO L85 PathProgramCache]: Analyzing trace with hash -22386492, now seen corresponding path program 1 times [2022-11-16 12:49:37,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:37,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002492739] [2022-11-16 12:49:37,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:37,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:49:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-16 12:49:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:49:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-16 12:49:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:49:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-16 12:49:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:49:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-16 12:49:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-16 12:49:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-16 12:49:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 12:49:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-16 12:49:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-16 12:49:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:37,869 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 73 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-11-16 12:49:37,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:37,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002492739] [2022-11-16 12:49:37,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002492739] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:49:37,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [943573626] [2022-11-16 12:49:37,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:37,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:49:37,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:37,871 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:49:37,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 12:49:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:38,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-16 12:49:38,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:49:38,359 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 138 proven. 26 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-11-16 12:49:38,359 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:49:39,183 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 99 proven. 45 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-16 12:49:39,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [943573626] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:49:39,183 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:49:39,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 8, 13] total 28 [2022-11-16 12:49:39,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999844593] [2022-11-16 12:49:39,187 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:49:39,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-16 12:49:39,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:39,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-16 12:49:39,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2022-11-16 12:49:39,191 INFO L87 Difference]: Start difference. First operand 1063 states and 1198 transitions. Second operand has 28 states, 28 states have (on average 9.285714285714286) internal successors, (260), 22 states have internal predecessors, (260), 14 states have call successors, (48), 12 states have call predecessors, (48), 15 states have return successors, (49), 15 states have call predecessors, (49), 14 states have call successors, (49) [2022-11-16 12:49:43,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:43,604 INFO L93 Difference]: Finished difference Result 2357 states and 2710 transitions. [2022-11-16 12:49:43,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-16 12:49:43,604 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 9.285714285714286) internal successors, (260), 22 states have internal predecessors, (260), 14 states have call successors, (48), 12 states have call predecessors, (48), 15 states have return successors, (49), 15 states have call predecessors, (49), 14 states have call successors, (49) Word has length 209 [2022-11-16 12:49:43,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:43,610 INFO L225 Difference]: With dead ends: 2357 [2022-11-16 12:49:43,611 INFO L226 Difference]: Without dead ends: 1404 [2022-11-16 12:49:43,616 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 551 GetRequests, 456 SyntacticMatches, 8 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2096 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1543, Invalid=6289, Unknown=0, NotChecked=0, Total=7832 [2022-11-16 12:49:43,617 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 2139 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 4487 mSolverCounterSat, 1000 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2139 SdHoareTripleChecker+Valid, 1138 SdHoareTripleChecker+Invalid, 5487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1000 IncrementalHoareTripleChecker+Valid, 4487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:43,618 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2139 Valid, 1138 Invalid, 5487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1000 Valid, 4487 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-16 12:49:43,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1404 states. [2022-11-16 12:49:43,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1404 to 1259. [2022-11-16 12:49:43,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1259 states, 954 states have (on average 1.128930817610063) internal successors, (1077), 990 states have internal predecessors, (1077), 160 states have call successors, (160), 151 states have call predecessors, (160), 144 states have return successors, (176), 144 states have call predecessors, (176), 160 states have call successors, (176) [2022-11-16 12:49:43,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1413 transitions. [2022-11-16 12:49:43,740 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1413 transitions. Word has length 209 [2022-11-16 12:49:43,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:43,741 INFO L495 AbstractCegarLoop]: Abstraction has 1259 states and 1413 transitions. [2022-11-16 12:49:43,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 9.285714285714286) internal successors, (260), 22 states have internal predecessors, (260), 14 states have call successors, (48), 12 states have call predecessors, (48), 15 states have return successors, (49), 15 states have call predecessors, (49), 14 states have call successors, (49) [2022-11-16 12:49:43,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1413 transitions. [2022-11-16 12:49:43,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-16 12:49:43,748 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:43,749 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:49:43,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:43,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-16 12:49:43,955 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:43,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:43,955 INFO L85 PathProgramCache]: Analyzing trace with hash -161147261, now seen corresponding path program 1 times [2022-11-16 12:49:43,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:43,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966540393] [2022-11-16 12:49:43,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:43,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-16 12:49:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-16 12:49:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:49:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-16 12:49:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:49:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-16 12:49:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:49:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-16 12:49:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:44,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:49:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-16 12:49:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-16 12:49:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-11-16 12:49:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-16 12:49:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-16 12:49:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-16 12:49:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-16 12:49:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-16 12:49:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-11-16 12:49:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-16 12:49:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-11-16 12:49:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 86 proven. 135 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-11-16 12:49:45,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:45,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966540393] [2022-11-16 12:49:45,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966540393] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:49:45,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1270822425] [2022-11-16 12:49:45,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:45,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:49:45,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:49:45,146 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:49:45,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-16 12:49:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:45,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 899 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-16 12:49:45,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:49:45,728 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 155 proven. 89 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-16 12:49:45,729 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:49:46,860 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 96 proven. 136 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-11-16 12:49:46,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1270822425] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:49:46,860 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:49:46,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 11, 16] total 31 [2022-11-16 12:49:46,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194998230] [2022-11-16 12:49:46,861 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:49:46,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-16 12:49:46,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:46,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-16 12:49:46,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=765, Unknown=0, NotChecked=0, Total=930 [2022-11-16 12:49:46,864 INFO L87 Difference]: Start difference. First operand 1259 states and 1413 transitions. Second operand has 31 states, 31 states have (on average 10.0) internal successors, (310), 27 states have internal predecessors, (310), 18 states have call successors, (58), 13 states have call predecessors, (58), 20 states have return successors, (61), 18 states have call predecessors, (61), 18 states have call successors, (61) [2022-11-16 12:49:49,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:49,524 INFO L93 Difference]: Finished difference Result 1980 states and 2239 transitions. [2022-11-16 12:49:49,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-11-16 12:49:49,525 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 10.0) internal successors, (310), 27 states have internal predecessors, (310), 18 states have call successors, (58), 13 states have call predecessors, (58), 20 states have return successors, (61), 18 states have call predecessors, (61), 18 states have call successors, (61) Word has length 263 [2022-11-16 12:49:49,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:49,526 INFO L225 Difference]: With dead ends: 1980 [2022-11-16 12:49:49,526 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 12:49:49,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 642 GetRequests, 563 SyntacticMatches, 15 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 897 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=908, Invalid=3382, Unknown=0, NotChecked=0, Total=4290 [2022-11-16 12:49:49,531 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 1387 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 2528 mSolverCounterSat, 469 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1389 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 2997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 469 IncrementalHoareTripleChecker+Valid, 2528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:49,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1389 Valid, 647 Invalid, 2997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [469 Valid, 2528 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 12:49:49,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 12:49:49,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 12:49:49,533 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) [2022-11-16 12:49:49,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:49:49,533 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 263 [2022-11-16 12:49:49,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:49,534 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:49:49,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 10.0) internal successors, (310), 27 states have internal predecessors, (310), 18 states have call successors, (58), 13 states have call predecessors, (58), 20 states have return successors, (61), 18 states have call predecessors, (61), 18 states have call successors, (61) [2022-11-16 12:49:49,534 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:49:49,534 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 12:49:49,538 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:49:49,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:49:49,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:49:49,747 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 12:50:08,712 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 610 616) no Hoare annotation was computed. [2022-11-16 12:50:08,713 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 610 616) the Hoare annotation is: true [2022-11-16 12:50:08,713 INFO L895 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 83 94) the Hoare annotation is: (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (<= 0 ~waterLevel~0))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse4) (or .cse1 .cse2 .cse4 (not (<= 2 ~waterLevel~0)) .cse5 .cse6) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 .cse2 .cse7 .cse4) (or .cse0 .cse2 .cse3 .cse4 .cse8) (or .cse1 .cse2 .cse7 .cse4 .cse5 (not (<= ~waterLevel~0 1))) (or .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse7 .cse8 .cse6 (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-16 12:50:08,714 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 83 94) no Hoare annotation was computed. [2022-11-16 12:50:08,714 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 83 94) no Hoare annotation was computed. [2022-11-16 12:50:08,714 INFO L899 garLoopResultBuilder]: For program point L897(lines 897 901) no Hoare annotation was computed. [2022-11-16 12:50:08,714 INFO L902 garLoopResultBuilder]: At program point L897-1(lines 897 901) the Hoare annotation is: true [2022-11-16 12:50:08,714 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 883 912) no Hoare annotation was computed. [2022-11-16 12:50:08,714 INFO L899 garLoopResultBuilder]: For program point L894(line 894) no Hoare annotation was computed. [2022-11-16 12:50:08,715 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 883 912) the Hoare annotation is: true [2022-11-16 12:50:08,715 INFO L902 garLoopResultBuilder]: At program point L893-2(lines 893 907) the Hoare annotation is: true [2022-11-16 12:50:08,715 INFO L902 garLoopResultBuilder]: At program point L889(line 889) the Hoare annotation is: true [2022-11-16 12:50:08,715 INFO L899 garLoopResultBuilder]: For program point L889-1(line 889) no Hoare annotation was computed. [2022-11-16 12:50:08,715 INFO L902 garLoopResultBuilder]: At program point L908(lines 883 912) the Hoare annotation is: true [2022-11-16 12:50:08,715 INFO L899 garLoopResultBuilder]: For program point L904(line 904) no Hoare annotation was computed. [2022-11-16 12:50:08,716 INFO L895 garLoopResultBuilder]: At program point L543(lines 536 545) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0)) (.cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse14 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse16 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse6 (and .cse15 (< 1 ~waterLevel~0) .cse14 .cse16)) (.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse12 (and .cse15 .cse14 .cse16)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse13 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and .cse10 .cse14)) (.cse2 (not (= 1 ~systemActive~0))) (.cse11 (not (<= 0 |old(~waterLevel~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2 .cse9 (and .cse10 (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 .cse9 .cse4) (or .cse0 .cse1 .cse2 .cse11 .cse9 (not (<= |old(~waterLevel~0)| 0))) (or .cse12 .cse2 .cse5 .cse11 .cse9 .cse8 .cse13) (or .cse2 .cse5 .cse6 .cse7 .cse9 .cse8) (or .cse12 .cse2 .cse5 .cse11 .cse3 .cse8 .cse13) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse11 .cse3)))) [2022-11-16 12:50:08,716 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-16 12:50:08,716 INFO L895 garLoopResultBuilder]: At program point L663(line 663) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 0))) (let ((.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse9 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (and .cse11 (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse8 .cse9) (or .cse0 .cse1 .cse10 .cse3 .cse4) (or .cse6 (not (= |old(~waterLevel~0)| 1)) .cse0 .cse3 (and .cse11 (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse10 .cse8 .cse4) (or .cse6 .cse7 .cse0 .cse3 .cse9) (or .cse6 .cse7 .cse0 .cse2 .cse3 (not (<= |old(~waterLevel~0)| 0))) (or (not (<= |old(~waterLevel~0)| 1)) .cse6 .cse7 .cse0 .cse2 .cse8) (or .cse0 .cse1 .cse2 .cse8 .cse4 .cse5)))) [2022-11-16 12:50:08,717 INFO L895 garLoopResultBuilder]: At program point L663-1(lines 644 668) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 0)) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse13 (<= ~waterLevel~0 0)) (.cse14 (<= 0 ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse19 (not (= |old(~waterLevel~0)| 2))) (.cse20 (not (< 1 |old(~waterLevel~0)|))) (.cse21 (= ~waterLevel~0 1)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse16 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse3 (<= 1 ~switchedOnBeforeTS~0)) (.cse9 (not (<= |old(~waterLevel~0)| 2))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= |old(~waterLevel~0)| 0))) (.cse17 (not (= |old(~pumpRunning~0)| 0))) (.cse18 (and .cse0 .cse2)) (.cse5 (not (= 1 ~systemActive~0))) (.cse7 (not (<= 0 |old(~waterLevel~0)|))) (.cse15 (not .cse4))) (and (or (and .cse0 .cse1 .cse2 .cse3) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (or .cse12 .cse4 .cse5 .cse6 (and .cse0 .cse1 .cse13 .cse3 .cse14) .cse8 .cse9 .cse11) (or .cse12 .cse5 .cse6 .cse15 (and .cse16 .cse1 .cse13 .cse3 .cse14) .cse9 .cse11) (or .cse17 .cse18 .cse5 .cse15 (and (<= 1 ~pumpRunning~0) .cse2) .cse19) (or .cse5 .cse6 .cse20 .cse8 (and .cse0 .cse1 .cse21 .cse3) .cse9) (or .cse17 .cse12 .cse5 .cse8 (and .cse0 .cse21)) (or .cse17 .cse18 .cse5 .cse8 .cse19) (or .cse5 .cse6 .cse20 .cse15 .cse9 (and .cse16 .cse1 .cse21 .cse3)) (or .cse5 .cse6 .cse7 .cse15 (and .cse16 .cse1 .cse2 .cse3) .cse9 .cse10 .cse11) (or .cse17 .cse18 .cse5 .cse7 .cse8 .cse10) (or (not (<= |old(~waterLevel~0)| 1)) .cse17 .cse18 .cse5 .cse7 .cse15)))) [2022-11-16 12:50:08,717 INFO L899 garLoopResultBuilder]: For program point L597-1(lines 597 603) no Hoare annotation was computed. [2022-11-16 12:50:08,718 INFO L895 garLoopResultBuilder]: At program point L556(line 556) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse20 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~3#1| ~waterLevel~0)) (.cse22 (= ~methaneLevelCritical~0 0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse8 (= ~waterLevel~0 1)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (not .cse22)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse18 (and .cse5 .cse6 .cse20 .cse10)) (.cse19 (not (<= 0 |old(~waterLevel~0)|))) (.cse21 (not (<= |old(~waterLevel~0)| 0))) (.cse13 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse15 (<= ~waterLevel~0 0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse16 (<= 0 ~waterLevel~0)) (.cse11 (not (<= |old(~waterLevel~0)| 2))) (.cse17 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 (not (< 1 |old(~waterLevel~0)|)) .cse2 (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse11) (or .cse0 .cse1 .cse12 .cse3) (or .cse13 .cse1 .cse4 .cse12 (and .cse14 .cse6 .cse7 .cse15 .cse9 .cse10 .cse16) .cse17) (or .cse0 .cse13 .cse1 .cse2 (and .cse5 .cse6 .cse8 .cse10)) (or .cse1 .cse4 .cse12 .cse11 (and .cse14 .cse6 .cse7 .cse8 .cse9 .cse10) (not (<= 2 |old(~waterLevel~0)|))) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse18 .cse19 .cse12) (or .cse1 .cse4 .cse19 (and .cse14 .cse6 .cse7 .cse20 .cse9 .cse10) .cse12 .cse21 .cse17) (or .cse0 .cse1 .cse18 .cse19 .cse2 .cse21) (or .cse22 .cse1 .cse4 .cse19 (and .cse5 .cse6 .cse7 .cse20 .cse9 .cse10) .cse2 .cse11 .cse21 .cse17) (or .cse13 .cse22 .cse1 .cse4 .cse2 (and .cse5 .cse6 .cse7 .cse15 .cse9 .cse10 .cse16) .cse11 .cse17)))) [2022-11-16 12:50:08,718 INFO L899 garLoopResultBuilder]: For program point L556-1(line 556) no Hoare annotation was computed. [2022-11-16 12:50:08,718 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 583 609) no Hoare annotation was computed. [2022-11-16 12:50:08,718 INFO L895 garLoopResultBuilder]: At program point L156(lines 151 158) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= 0 |old(~waterLevel~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse2 .cse6 .cse7) (or .cse0 .cse1 .cse8 .cse3) (or .cse1 .cse4 .cse9 .cse2 .cse6) (or .cse0 .cse1 .cse5 .cse2 (not (<= |old(~waterLevel~0)| 0))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse1 .cse4 .cse9 .cse8 .cse6) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse5 .cse8) (or .cse1 .cse4 .cse5 .cse8 .cse6 .cse7))) [2022-11-16 12:50:08,718 INFO L899 garLoopResultBuilder]: For program point L590(lines 590 596) no Hoare annotation was computed. [2022-11-16 12:50:08,719 INFO L899 garLoopResultBuilder]: For program point L590-2(lines 586 608) no Hoare annotation was computed. [2022-11-16 12:50:08,719 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 660) no Hoare annotation was computed. [2022-11-16 12:50:08,719 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 665) no Hoare annotation was computed. [2022-11-16 12:50:08,719 INFO L895 garLoopResultBuilder]: At program point L132(lines 127 135) the Hoare annotation is: (let ((.cse13 (= ~methaneLevelCritical~0 0)) (.cse7 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse6 (= ~pumpRunning~0 0)) (.cse21 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse22 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (and .cse6 .cse21 .cse22)) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse19 (not (<= |old(~waterLevel~0)| 0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse17 (not (<= 0 |old(~waterLevel~0)|))) (.cse18 (and .cse6 .cse7 .cse22)) (.cse9 (<= ~waterLevel~0 0)) (.cse11 (<= 0 ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse15 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse14 (not (<= 1 |old(~pumpRunning~0)|))) (.cse23 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse16 (= ~waterLevel~0 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse20 (not .cse13)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (and .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) .cse12 .cse13 .cse2 .cse14 .cse3 .cse4 .cse15) (or .cse2 .cse14 (and .cse6 .cse7 .cse8 .cse16 .cse10) .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse17 .cse18 .cse3 .cse19) (or .cse0 .cse1 .cse2 .cse20 (not (= |old(~waterLevel~0)| 2)) (and (<= 1 ~pumpRunning~0) .cse21 .cse22)) (or .cse1 (and .cse6 .cse7 .cse16) .cse12 .cse2 .cse3) (or (and .cse23 .cse7 .cse8 .cse22 .cse10) .cse2 .cse14 .cse17 .cse20 .cse4 .cse19 .cse15) (or .cse13 .cse2 .cse14 .cse17 .cse3 .cse4 .cse19 (and .cse6 .cse7 .cse8 .cse22 .cse10) .cse15) (or (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2 .cse17 .cse18 .cse20) (or (and .cse23 .cse7 .cse8 .cse9 .cse10 .cse11) .cse12 .cse2 .cse14 .cse20 .cse4 .cse15) (or .cse2 .cse14 (and .cse23 .cse7 .cse8 .cse16 .cse10) .cse20 .cse4 .cse5)))) [2022-11-16 12:50:08,720 INFO L895 garLoopResultBuilder]: At program point L541(line 541) the Hoare annotation is: (let ((.cse16 (= 1 ~systemActive~0)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse15 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse17 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse5 (and .cse14 .cse15 .cse17)) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and (= ~pumpRunning~0 0) .cse15 .cse17)) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse13 (not (<= |old(~waterLevel~0)| 0))) (.cse0 (not .cse16)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (and (<= 1 ~pumpRunning~0) .cse14 .cse15 .cse16 .cse17)) (.cse4 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse0 .cse9 .cse4 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 .cse10 .cse3 .cse11 .cse4) (or .cse7 (not (<= |old(~waterLevel~0)| 1)) .cse8 .cse0 .cse2 .cse3) (or .cse7 .cse8 .cse12 .cse0 .cse9) (or .cse12 .cse0 .cse1 .cse9 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse9 .cse5 .cse13 .cse6) (or .cse7 .cse8 .cse0 .cse3 (not (= |old(~waterLevel~0)| 2))) (or .cse7 .cse8 .cse0 .cse2 .cse9 .cse13) (or .cse0 .cse1 .cse10 .cse9 .cse11 .cse4)))) [2022-11-16 12:50:08,720 INFO L899 garLoopResultBuilder]: For program point L541-1(line 541) no Hoare annotation was computed. [2022-11-16 12:50:08,720 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 568) no Hoare annotation was computed. [2022-11-16 12:50:08,720 INFO L899 garLoopResultBuilder]: For program point L554(lines 554 571) no Hoare annotation was computed. [2022-11-16 12:50:08,721 INFO L895 garLoopResultBuilder]: At program point L554-1(lines 546 574) the Hoare annotation is: (let ((.cse24 (= ~methaneLevelCritical~0 0)) (.cse2 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse3 (<= ~pumpRunning~0 |timeShift___utac_acc__Specification5_spec__3_~tmp___0~0#1|)) (.cse4 (= 1 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= ~pumpRunning~0 0)) (.cse20 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse21 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~3#1| ~waterLevel~0))) (let ((.cse5 (= ~waterLevel~0 1)) (.cse11 (and .cse0 .cse1 .cse20 .cse21 .cse6)) (.cse19 (not (<= 2 |old(~waterLevel~0)|))) (.cse12 (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse21 .cse6)) (.cse13 (not (<= 0 |old(~waterLevel~0)|))) (.cse10 (not (<= 1 ~methaneLevelCritical~0))) (.cse18 (not (<= |old(~waterLevel~0)| 2))) (.cse22 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse16 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse25 (<= ~waterLevel~0 0)) (.cse17 (<= 1 ~switchedOnBeforeTS~0)) (.cse26 (<= 0 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse9 (not .cse4)) (.cse15 (not (<= 1 |old(~pumpRunning~0)|))) (.cse14 (not .cse24)) (.cse23 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) .cse7 .cse8 .cse9 .cse10) (or .cse7 .cse9 .cse10 .cse11 (not (= |old(~waterLevel~0)| 2))) (or .cse12 (not (<= |old(~waterLevel~0)| 1)) .cse7 .cse9 .cse13 .cse14) (or .cse9 .cse15 (not (< 1 |old(~waterLevel~0)|)) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse16 .cse5 .cse17 .cse6) .cse14 .cse18) (or .cse9 .cse15 (and .cse7 .cse1 .cse2 .cse4 .cse16 .cse5 .cse17 .cse6) .cse10 .cse18 .cse19) (or .cse7 .cse9 .cse14 .cse11 .cse18 (and (<= 1 ~pumpRunning~0) .cse20 .cse21 .cse6) .cse19) (or .cse9 .cse15 .cse13 .cse14 (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse16 .cse21 .cse17 .cse6) .cse22 .cse23) (or .cse12 .cse7 .cse9 .cse13 .cse10 .cse22) (or .cse8 .cse24 .cse9 .cse15 .cse10 .cse18 (and .cse7 .cse1 .cse2 .cse4 .cse16 .cse25 .cse17 .cse6 .cse26) .cse23) (or .cse24 .cse9 .cse15 .cse13 .cse10 (and .cse7 .cse1 .cse2 .cse4 .cse16 .cse21 .cse17 .cse6) .cse18 .cse22 .cse23) (or (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse16 .cse25 .cse17 .cse6 .cse26) .cse8 .cse9 .cse15 .cse14 .cse23)))) [2022-11-16 12:50:08,721 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2022-11-16 12:50:08,721 INFO L895 garLoopResultBuilder]: At program point L63-2(lines 59 70) the Hoare annotation is: (let ((.cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse16 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (< 1 |old(~waterLevel~0)|))) (.cse6 (and .cse15 (= ~waterLevel~0 1) .cse16)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (and .cse15 (<= ~waterLevel~0 0) .cse16 (<= 0 ~waterLevel~0))) (.cse14 (and .cse15 (= |old(~waterLevel~0)| ~waterLevel~0) .cse16)) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (not (<= 0 |old(~waterLevel~0)|))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse13 (not (<= |old(~waterLevel~0)| 0))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse2 .cse6 .cse7) (or .cse8 .cse1 .cse4 .cse9 .cse7 .cse10 .cse11) (or .cse0 .cse1 .cse9 .cse3) (or .cse0 .cse1 .cse12 .cse2 .cse13) (or .cse0 .cse8 .cse1 .cse2) (or .cse14 .cse1 .cse4 .cse12 .cse2 .cse13 .cse11) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse12 .cse9) (or .cse1 .cse4 .cse5 .cse9 .cse6 .cse7) (or .cse8 .cse1 .cse4 .cse2 .cse10 .cse11) (or .cse14 .cse1 .cse4 .cse12 .cse9 .cse7 .cse13 .cse11)))) [2022-11-16 12:50:08,722 INFO L895 garLoopResultBuilder]: At program point L699(lines 694 701) the Hoare annotation is: (let ((.cse7 (= ~methaneLevelCritical~0 0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse11 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse6 (<= 1 ~switchedOnBeforeTS~0)) (.cse13 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse15 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= 0 |old(~waterLevel~0)|))) (.cse14 (not .cse7)) (.cse10 (not (<= |old(~waterLevel~0)| 2))) (.cse12 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and .cse4 .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse6) .cse7 .cse1 .cse8 .cse9 .cse2 .cse10 .cse11 .cse12) (or .cse13 .cse7 .cse1 .cse8 (and .cse4 .cse5 (<= ~waterLevel~0 0) .cse6 (<= 0 ~waterLevel~0)) .cse2 .cse10 .cse12) (or .cse0 .cse1 .cse14 .cse3) (or .cse0 .cse1 .cse9 .cse2 .cse11) (or .cse1 .cse8 .cse15 .cse2 (and .cse4 .cse5 (= ~waterLevel~0 1) .cse6) .cse10) (or .cse0 .cse13 .cse1 .cse2) (or .cse1 .cse8 .cse15 .cse14 .cse10) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse9 .cse14) (or .cse1 .cse8 .cse9 .cse14 .cse10 .cse12)))) [2022-11-16 12:50:08,722 INFO L895 garLoopResultBuilder]: At program point L658(line 658) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse13 (not (< 1 |old(~waterLevel~0)|))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse12 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse14 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 0 |old(~waterLevel~0)|))) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse2 .cse6 .cse7) (or .cse8 .cse1 .cse4 .cse9 (and .cse10 .cse11 (<= ~waterLevel~0 0) .cse12 (<= 0 ~waterLevel~0)) .cse6 .cse7) (or .cse0 .cse1 .cse9 .cse3) (or .cse1 .cse4 .cse13 .cse2 .cse6) (or .cse0 .cse1 .cse5 .cse2 .cse14) (or .cse0 .cse8 .cse1 .cse2) (or .cse1 .cse4 .cse13 .cse9 .cse6 (and .cse10 .cse11 (= ~waterLevel~0 1) .cse12)) (or .cse1 .cse4 .cse5 .cse9 (and .cse10 .cse11 (= |old(~waterLevel~0)| ~waterLevel~0) .cse12) .cse6 .cse14 .cse7) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse5 .cse9))) [2022-11-16 12:50:08,723 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 583 609) the Hoare annotation is: (let ((.cse16 (= 1 ~systemActive~0)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse15 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse17 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse5 (and .cse14 .cse15 .cse17)) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and (= ~pumpRunning~0 0) .cse15 .cse17)) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse13 (not (<= |old(~waterLevel~0)| 0))) (.cse0 (not .cse16)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (and (<= 1 ~pumpRunning~0) .cse14 .cse15 .cse16 .cse17)) (.cse4 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse0 .cse9 .cse4 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 .cse10 .cse3 .cse11 .cse4) (or .cse7 (not (<= |old(~waterLevel~0)| 1)) .cse8 .cse0 .cse2 .cse3) (or .cse7 .cse8 .cse12 .cse0 .cse9) (or .cse12 .cse0 .cse1 .cse9 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse9 .cse5 .cse13 .cse6) (or .cse7 .cse8 .cse0 .cse3 (not (= |old(~waterLevel~0)| 2))) (or .cse7 .cse8 .cse0 .cse2 .cse9 .cse13) (or .cse0 .cse1 .cse10 .cse9 .cse11 .cse4)))) [2022-11-16 12:50:08,723 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 565) no Hoare annotation was computed. [2022-11-16 12:50:08,723 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 583 609) no Hoare annotation was computed. [2022-11-16 12:50:08,723 INFO L895 garLoopResultBuilder]: At program point L650(line 650) the Hoare annotation is: (let ((.cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse16 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (< 1 |old(~waterLevel~0)|))) (.cse6 (and .cse15 (= ~waterLevel~0 1) .cse16)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (and .cse15 (<= ~waterLevel~0 0) .cse16 (<= 0 ~waterLevel~0))) (.cse14 (and .cse15 (= |old(~waterLevel~0)| ~waterLevel~0) .cse16)) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (not (<= 0 |old(~waterLevel~0)|))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse13 (not (<= |old(~waterLevel~0)| 0))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse2 .cse6 .cse7) (or .cse8 .cse1 .cse4 .cse9 .cse7 .cse10 .cse11) (or .cse0 .cse1 .cse9 .cse3) (or .cse0 .cse1 .cse12 .cse2 .cse13) (or .cse0 .cse8 .cse1 .cse2) (or .cse14 .cse1 .cse4 .cse12 .cse2 .cse13 .cse11) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse12 .cse9) (or .cse1 .cse4 .cse5 .cse9 .cse6 .cse7) (or .cse8 .cse1 .cse4 .cse2 .cse10 .cse11) (or .cse14 .cse1 .cse4 .cse12 .cse9 .cse7 .cse13 .cse11)))) [2022-11-16 12:50:08,723 INFO L899 garLoopResultBuilder]: For program point L650-1(line 650) no Hoare annotation was computed. [2022-11-16 12:50:08,724 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2022-11-16 12:50:08,724 INFO L895 garLoopResultBuilder]: At program point L832(lines 789 834) the Hoare annotation is: (let ((.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 2 ~waterLevel~0)) (.cse8 (<= ~waterLevel~0 0)) (.cse9 (<= 0 ~waterLevel~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (= ~waterLevel~0 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse2 .cse3 .cse4 .cse6) (and .cse5 .cse7 .cse1 .cse3 .cse4) (and .cse5 .cse7 .cse3 .cse4 .cse6) (and .cse5 .cse2 .cse3 .cse4 .cse8 .cse9) (and .cse5 .cse7 .cse3 .cse4 .cse8 .cse9) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse8 .cse10 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse6 .cse10))) [2022-11-16 12:50:08,724 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 805) no Hoare annotation was computed. [2022-11-16 12:50:08,724 INFO L899 garLoopResultBuilder]: For program point L799-1(lines 799 805) no Hoare annotation was computed. [2022-11-16 12:50:08,724 INFO L902 garLoopResultBuilder]: At program point L952(lines 944 954) the Hoare annotation is: true [2022-11-16 12:50:08,725 INFO L899 garLoopResultBuilder]: For program point L791(lines 791 795) no Hoare annotation was computed. [2022-11-16 12:50:08,725 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 972) no Hoare annotation was computed. [2022-11-16 12:50:08,725 INFO L899 garLoopResultBuilder]: For program point L965-2(lines 965 972) no Hoare annotation was computed. [2022-11-16 12:50:08,725 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 12:50:08,725 INFO L895 garLoopResultBuilder]: At program point L862(lines 858 864) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-16 12:50:08,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 12:50:08,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 12:50:08,726 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 829) no Hoare annotation was computed. [2022-11-16 12:50:08,726 INFO L895 garLoopResultBuilder]: At program point L825-2(lines 819 830) the Hoare annotation is: (let ((.cse7 (< 1 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (= 2 ~waterLevel~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse10 (<= 0 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 (= ~waterLevel~0 1)) (and .cse5 .cse6 .cse7 .cse3 .cse4 .cse8) (and .cse5 .cse6 .cse3 .cse4 .cse8 .cse9 .cse10) (and .cse5 .cse1 .cse2 .cse7 .cse3 .cse4) (and .cse0 .cse6 (<= ~waterLevel~0 1) .cse3 .cse4 .cse10) (and .cse0 .cse1 .cse3 .cse4 (<= ~waterLevel~0 0) .cse10) (and .cse0 .cse2 .cse6 .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse4 .cse8 .cse9 .cse10))) [2022-11-16 12:50:08,726 INFO L902 garLoopResultBuilder]: At program point L974(lines 955 977) the Hoare annotation is: true [2022-11-16 12:50:08,726 INFO L895 garLoopResultBuilder]: At program point L941(lines 937 943) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-16 12:50:08,726 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 815) no Hoare annotation was computed. [2022-11-16 12:50:08,727 INFO L899 garLoopResultBuilder]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2022-11-16 12:50:08,727 INFO L902 garLoopResultBuilder]: At program point L838(lines 779 842) the Hoare annotation is: true [2022-11-16 12:50:08,727 INFO L895 garLoopResultBuilder]: At program point L801(line 801) the Hoare annotation is: (let ((.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 0)) (.cse7 (<= 0 ~waterLevel~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse8 (= ~waterLevel~0 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 (<= ~waterLevel~0 1) .cse3 .cse4 .cse7) (and .cse5 .cse2 .cse3 .cse4 .cse8) (and .cse5 .cse6 .cse1 .cse3 .cse4) (and .cse5 .cse2 .cse3 .cse4 .cse9 .cse7) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse9 .cse10 .cse7) (and .cse0 .cse2 .cse3 .cse4 .cse8 .cse10))) [2022-11-16 12:50:08,727 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 12:50:08,727 INFO L895 garLoopResultBuilder]: At program point L533(lines 528 535) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-16 12:50:08,727 INFO L895 garLoopResultBuilder]: At program point L835(lines 788 836) the Hoare annotation is: false [2022-11-16 12:50:08,728 INFO L899 garLoopResultBuilder]: For program point L790(lines 789 834) no Hoare annotation was computed. [2022-11-16 12:50:08,728 INFO L899 garLoopResultBuilder]: For program point L819(lines 819 830) no Hoare annotation was computed. [2022-11-16 12:50:08,728 INFO L895 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-16 12:50:08,728 INFO L895 garLoopResultBuilder]: At program point L811(line 811) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (<= 0 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse9 (< 1 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse3 .cse4 .cse8) (and .cse5 .cse2 .cse3 .cse4 (= ~waterLevel~0 1)) (and .cse0 .cse2 .cse7 .cse3 .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse8) (and .cse5 .cse2 .cse3 .cse4 (<= ~waterLevel~0 0) .cse8) (and .cse5 .cse2 .cse9 .cse3 .cse4 (<= ~waterLevel~0 2)) (and .cse5 .cse6 .cse1 .cse9 .cse3 .cse4))) [2022-11-16 12:50:08,728 INFO L895 garLoopResultBuilder]: At program point L869(lines 865 871) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-16 12:50:08,729 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 71 82) no Hoare annotation was computed. [2022-11-16 12:50:08,729 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 71 82) no Hoare annotation was computed. [2022-11-16 12:50:08,729 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 71 82) the Hoare annotation is: (let ((.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse11 (not (<= |old(~waterLevel~0)| 0))) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse9 (= ~waterLevel~0 1)) (.cse12 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 0 |old(~waterLevel~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (or .cse0 .cse8 .cse1 .cse6 .cse9) (or .cse1 .cse10 .cse6 .cse7 .cse3 .cse11 .cse12) (or .cse0 .cse1 .cse10 .cse6 .cse3 .cse11) (or .cse8 .cse1 .cse6 .cse7 .cse9 .cse12) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse10 .cse2 .cse3))) [2022-11-16 12:50:08,729 INFO L895 garLoopResultBuilder]: At program point L632(line 632) the Hoare annotation is: (let ((.cse7 (= 1 ~systemActive~0))) (let ((.cse2 (not (<= 0 ~waterLevel~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse7)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0) .cse7 (= |processEnvironment__wrappee__methaneQuery_~tmp~4#1| 0)))) (and (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 .cse5 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse6 .cse4 (not (<= ~waterLevel~0 2))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse6 .cse4 .cse5) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse3 .cse4)))) [2022-11-16 12:50:08,730 INFO L899 garLoopResultBuilder]: For program point L626(lines 626 634) no Hoare annotation was computed. [2022-11-16 12:50:08,730 INFO L895 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse5 (not (<= ~waterLevel~0 0))) (.cse4 (not (<= 0 ~waterLevel~0))) (.cse7 (not (= ~waterLevel~0 1))) (.cse6 (and (<= 1 |processEnvironment__wrappee__methaneQuery_isHighWaterSensorDry_#res#1|) .cse1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 1 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0)) .cse3) (or .cse2 .cse4 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse5 .cse2 .cse4 .cse6 .cse3) (or .cse7 .cse0 .cse2 .cse6 .cse8) (or .cse0 .cse5 .cse2 .cse4 .cse6 .cse8) (or .cse7 .cse0 .cse2 .cse6 .cse3) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) .cse8 (not (<= ~waterLevel~0 2)))))) [2022-11-16 12:50:08,730 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 639) no Hoare annotation was computed. [2022-11-16 12:50:08,730 INFO L899 garLoopResultBuilder]: For program point L684(lines 684 690) no Hoare annotation was computed. [2022-11-16 12:50:08,730 INFO L895 garLoopResultBuilder]: At program point L682(line 682) the Hoare annotation is: (let ((.cse2 (not (<= 2 ~waterLevel~0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 .cse7 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 .cse8 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse8 .cse7) (or .cse0 .cse1 .cse6 .cse3 .cse7))) [2022-11-16 12:50:08,731 INFO L895 garLoopResultBuilder]: At program point L684-2(lines 677 693) the Hoare annotation is: (let ((.cse5 (not (<= 2 ~waterLevel~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (= |processEnvironment__wrappee__methaneQuery_activatePump_~tmp~6#1| ~methaneLevelCritical~0)) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse4 .cse0 .cse5 .cse2 .cse6 (and (<= 1 ~pumpRunning~0) .cse7)) (or .cse4 .cse0 .cse5 .cse8 .cse6 (and (= ~pumpRunning~0 0) .cse7)) (or .cse4 .cse0 .cse1 .cse8 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3))) [2022-11-16 12:50:08,731 INFO L899 garLoopResultBuilder]: For program point L682-1(line 682) no Hoare annotation was computed. [2022-11-16 12:50:08,731 INFO L895 garLoopResultBuilder]: At program point L773(lines 758 776) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= ~pumpRunning~0 0))) (let ((.cse2 (not (<= 2 ~waterLevel~0))) (.cse4 (and .cse11 .cse12)) (.cse5 (not (<= ~waterLevel~0 2))) (.cse7 (not (<= ~waterLevel~0 0))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not (= ~waterLevel~0 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse8 (and (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~tmp___0~1#1| 0) .cse11 .cse12 (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_#res#1| 0))) (.cse9 (not (<= 1 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse7 .cse1 .cse6 .cse8 .cse9) (or .cse10 .cse0 .cse1 .cse8 .cse3) (or .cse0 .cse1 .cse2 .cse9 .cse4 .cse5) (or .cse0 .cse7 .cse1 .cse6 .cse8 .cse3) (or .cse10 .cse0 .cse1 .cse8 .cse9)))) [2022-11-16 12:50:08,731 INFO L895 garLoopResultBuilder]: At program point L674(lines 669 676) the Hoare annotation is: (let ((.cse5 (not (<= 2 ~waterLevel~0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse4 .cse0 .cse5 .cse6 .cse7) (or .cse4 .cse0 .cse5 .cse2 .cse7 (and (<= 1 ~pumpRunning~0) (= |processEnvironment__wrappee__methaneQuery_activatePump_~tmp~6#1| ~methaneLevelCritical~0))) (or .cse4 .cse0 .cse1 .cse6 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3))) [2022-11-16 12:50:08,732 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 771) no Hoare annotation was computed. [2022-11-16 12:50:08,732 INFO L899 garLoopResultBuilder]: For program point L767-2(lines 767 771) no Hoare annotation was computed. [2022-11-16 12:50:08,732 INFO L895 garLoopResultBuilder]: At program point L637(line 637) the Hoare annotation is: (let ((.cse2 (not (<= 2 ~waterLevel~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse10 (not (<= ~waterLevel~0 1))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse9 (not (<= 0 ~waterLevel~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (<= 1 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse4) (or (not (= ~waterLevel~0 1)) .cse6 .cse1 .cse7 .cse3 .cse8) (or .cse0 .cse1 .cse9 .cse5 .cse10) (or .cse0 .cse1 .cse9 .cse3 .cse10) (or .cse6 (not (<= ~waterLevel~0 0)) .cse1 .cse9 .cse7 .cse3 .cse8))) [2022-11-16 12:50:08,732 INFO L899 garLoopResultBuilder]: For program point L637-1(lines 618 642) no Hoare annotation was computed. [2022-11-16 12:50:08,732 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 618 642) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (not (<= ~waterLevel~0 0))) (.cse9 (not (<= 0 ~waterLevel~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 1 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse2 .cse6 .cse3 .cse7) (or .cse0 .cse1 .cse8 .cse2 .cse9 .cse3) (or .cse0 .cse1 .cse8 .cse2 .cse9 .cse10) (or .cse5 .cse8 .cse2 .cse9 .cse6 .cse3 .cse7) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse10) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) .cse10 (not (<= ~waterLevel~0 2))))) [2022-11-16 12:50:08,733 INFO L899 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2022-11-16 12:50:08,733 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 618 642) no Hoare annotation was computed. [2022-11-16 12:50:08,733 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 713 721) no Hoare annotation was computed. [2022-11-16 12:50:08,733 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 713 721) the Hoare annotation is: true [2022-11-16 12:50:08,733 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 713 721) no Hoare annotation was computed. [2022-11-16 12:50:08,733 INFO L902 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 702 712) the Hoare annotation is: true [2022-11-16 12:50:08,733 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 702 712) no Hoare annotation was computed. [2022-11-16 12:50:08,734 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 702 712) no Hoare annotation was computed. [2022-11-16 12:50:08,734 INFO L895 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 0))) (.cse2 (not (<= 0 ~waterLevel~0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 2 ~waterLevel~0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (<= ~waterLevel~0 2))) (.cse5 (= |isMethaneAlarm_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse7 .cse4 .cse5 .cse6) (or .cse8 .cse1 .cse3 .cse4 .cse5 .cse6) (or .cse8 .cse1 .cse7 .cse4 .cse5 .cse6) (or .cse9 .cse1 .cse10 .cse3 .cse11 .cse5) (or .cse9 .cse1 .cse10 .cse7 .cse11 .cse5))) [2022-11-16 12:50:08,737 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:08,740 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:50:08,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:50:08 BoogieIcfgContainer [2022-11-16 12:50:08,801 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:50:08,801 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:50:08,802 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:50:08,802 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:50:08,802 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:49:21" (3/4) ... [2022-11-16 12:50:08,805 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 12:50:08,811 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-16 12:50:08,812 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-16 12:50:08,812 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-16 12:50:08,812 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-16 12:50:08,812 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-16 12:50:08,812 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-11-16 12:50:08,813 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-11-16 12:50:08,813 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-11-16 12:50:08,820 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2022-11-16 12:50:08,820 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-16 12:50:08,821 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-16 12:50:08,821 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 12:50:08,822 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-16 12:50:08,822 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:50:08,822 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:50:08,848 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((pumpRunning == \old(pumpRunning) && 1 < waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((pumpRunning == \old(pumpRunning) && 1 < waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) [2022-11-16 12:50:08,849 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-16 12:50:08,849 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && waterLevel == 1) && tmp == waterLevel) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == waterLevel)) || !(\old(waterLevel) == 2))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == waterLevel) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((((((((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && tmp == waterLevel)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((((((!(\old(pumpRunning) == 0) && pumpRunning == 0) && waterLevel == \result) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && tmp == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == waterLevel)) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == waterLevel)) || !(2 <= \old(waterLevel)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((((((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && tmp == waterLevel)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((((((!(\old(pumpRunning) == 0) && pumpRunning == 0) && waterLevel == \result) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && tmp == waterLevel) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((((!(\old(pumpRunning) == 0) && pumpRunning == 0) && waterLevel == \result) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && tmp == waterLevel)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((((((((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && tmp == waterLevel) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-16 12:50:08,850 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((pumpRunning == 0 && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && (((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) [2022-11-16 12:50:08,850 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-16 12:50:08,850 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) && ((((((((((((pumpRunning == 0 && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || ((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel))) && ((((!(\old(pumpRunning) == 0) || ((pumpRunning == 0 && waterLevel == \result) && waterLevel == 1)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && (((((((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || ((((pumpRunning == 0 && waterLevel == \result) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(methaneLevelCritical == 0))) && (((((((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) [2022-11-16 12:50:08,851 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) && (((((((((((pumpRunning == 0 && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-16 12:50:08,851 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS)) && ((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(waterLevel == 1) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || \result == methaneLevelCritical)) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || \result == methaneLevelCritical) [2022-11-16 12:50:08,851 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(methaneLevelCritical == 0)) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(methaneLevelCritical == 0))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (1 <= \result && pumpRunning == 0)) || !(1 <= methaneLevelCritical))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(1 <= methaneLevelCritical))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (1 <= \result && pumpRunning == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) [2022-11-16 12:50:08,852 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (1 <= pumpRunning && tmp == methaneLevelCritical))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || (pumpRunning == 0 && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) [2022-11-16 12:50:08,852 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (1 <= pumpRunning && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) [2022-11-16 12:50:08,852 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || !(waterLevel <= 2)) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || !(waterLevel <= 2))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(methaneLevelCritical == 0))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical)) [2022-11-16 12:50:08,878 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 12:50:08,878 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:50:08,879 INFO L158 Benchmark]: Toolchain (without parser) took 48288.98ms. Allocated memory was 121.6MB in the beginning and 337.6MB in the end (delta: 216.0MB). Free memory was 84.8MB in the beginning and 111.7MB in the end (delta: -26.9MB). Peak memory consumption was 189.1MB. Max. memory is 16.1GB. [2022-11-16 12:50:08,879 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 56.4MB in the beginning and 56.4MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:50:08,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.32ms. Allocated memory is still 121.6MB. Free memory was 84.6MB in the beginning and 88.8MB in the end (delta: -4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:50:08,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.69ms. Allocated memory is still 121.6MB. Free memory was 88.8MB in the beginning and 86.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:50:08,880 INFO L158 Benchmark]: Boogie Preprocessor took 61.60ms. Allocated memory is still 121.6MB. Free memory was 86.3MB in the beginning and 84.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:50:08,880 INFO L158 Benchmark]: RCFGBuilder took 640.57ms. Allocated memory is still 121.6MB. Free memory was 84.4MB in the beginning and 65.3MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-16 12:50:08,881 INFO L158 Benchmark]: TraceAbstraction took 46914.01ms. Allocated memory was 121.6MB in the beginning and 337.6MB in the end (delta: 216.0MB). Free memory was 64.7MB in the beginning and 118.0MB in the end (delta: -53.2MB). Peak memory consumption was 177.0MB. Max. memory is 16.1GB. [2022-11-16 12:50:08,881 INFO L158 Benchmark]: Witness Printer took 76.77ms. Allocated memory is still 337.6MB. Free memory was 118.0MB in the beginning and 111.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 12:50:08,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 56.4MB in the beginning and 56.4MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.32ms. Allocated memory is still 121.6MB. Free memory was 84.6MB in the beginning and 88.8MB in the end (delta: -4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.69ms. Allocated memory is still 121.6MB. Free memory was 88.8MB in the beginning and 86.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.60ms. Allocated memory is still 121.6MB. Free memory was 86.3MB in the beginning and 84.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 640.57ms. Allocated memory is still 121.6MB. Free memory was 84.4MB in the beginning and 65.3MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 46914.01ms. Allocated memory was 121.6MB in the beginning and 337.6MB in the end (delta: 216.0MB). Free memory was 64.7MB in the beginning and 118.0MB in the end (delta: -53.2MB). Peak memory consumption was 177.0MB. Max. memory is 16.1GB. * Witness Printer took 76.77ms. Allocated memory is still 337.6MB. Free memory was 118.0MB in the beginning and 111.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 46.8s, OverallIterations: 14, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 15.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7903 SdHoareTripleChecker+Valid, 9.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7856 mSDsluCounter, 7055 SdHoareTripleChecker+Invalid, 7.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5631 mSDsCounter, 3038 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13009 IncrementalHoareTripleChecker+Invalid, 16047 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3038 mSolverCounterUnsat, 1424 mSDtfsCounter, 13009 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2620 GetRequests, 2202 SyntacticMatches, 33 SemanticMatches, 385 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5538 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1259occurred in iteration=13, InterpolantAutomatonStates: 295, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 535 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 3045 PreInvPairs, 3362 NumberOfFragments, 6612 HoareAnnotationTreeSize, 3045 FomulaSimplifications, 7471 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 45 FomulaSimplificationsInter, 64896 FormulaSimplificationTreeSizeReductionInter, 17.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 2384 NumberOfCodeBlocks, 2384 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 3334 ConstructedInterpolants, 0 QuantifiedInterpolants, 8359 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3631 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 24 InterpolantComputations, 9 PerfectInterpolantSequences, 2992/3651 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(methaneLevelCritical == 0)) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(methaneLevelCritical == 0))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (1 <= \result && pumpRunning == 0)) || !(1 <= methaneLevelCritical))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(1 <= methaneLevelCritical))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (1 <= \result && pumpRunning == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: (((((((((((1 <= pumpRunning && 2 == waterLevel) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || ((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || (((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 0) && 0 <= waterLevel)) || (((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 0) && 0 <= waterLevel)) || ((((pumpRunning == 0 && 2 == waterLevel) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || (((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: (((((((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((pumpRunning == \old(pumpRunning) && 1 < waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((pumpRunning == \old(pumpRunning) && 1 < waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: ((((((((((((((((((((pumpRunning == 0 && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && (((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS)) && ((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(waterLevel == 1) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || \result == methaneLevelCritical)) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || \result == methaneLevelCritical) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: (((((((((((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && waterLevel == 1) && tmp == waterLevel) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == waterLevel)) || !(\old(waterLevel) == 2))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == waterLevel) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((((((((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && tmp == waterLevel)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((((((!(\old(pumpRunning) == 0) && pumpRunning == 0) && waterLevel == \result) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && tmp == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == waterLevel)) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == waterLevel)) || !(2 <= \old(waterLevel)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((((((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && tmp == waterLevel)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((((((!(\old(pumpRunning) == 0) && pumpRunning == 0) && waterLevel == \result) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && tmp == waterLevel) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((((!(\old(pumpRunning) == 0) && pumpRunning == 0) && waterLevel == \result) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && tmp == waterLevel)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((((((((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && tmp == waterLevel) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || !(waterLevel <= 2)) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || !(waterLevel <= 2))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(methaneLevelCritical == 0))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical)) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: (((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) && (((((((((((pumpRunning == 0 && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (1 <= pumpRunning && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((((((((((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) && ((((((((((((pumpRunning == 0 && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || ((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel))) && ((((!(\old(pumpRunning) == 0) || ((pumpRunning == 0 && waterLevel == \result) && waterLevel == 1)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && (((((((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || ((((pumpRunning == 0 && waterLevel == \result) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(methaneLevelCritical == 0))) && (((((((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ((((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (1 <= pumpRunning && tmp == methaneLevelCritical))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || (pumpRunning == 0 && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-16 12:50:08,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3546d4-abe9-46d3-bfaf-a40047cc9617/bin/uautomizer-tPACEb0tL8/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