./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ --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 df3faf2d1bbcaed92e1c2eddcb5ae1d2459730e99808e363d537a0bc5d54e347 --- 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-dbf71c6-m [2022-10-17 10:50:48,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:50:48,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:50:48,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:50:48,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:50:48,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:50:48,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:50:48,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:50:48,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:50:48,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:50:48,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:50:48,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:50:48,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:50:48,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:50:48,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:50:48,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:50:48,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:50:48,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:50:48,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:50:48,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:50:48,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:50:48,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:50:48,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:50:48,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:50:48,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:50:48,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:50:48,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:50:48,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:50:48,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:50:48,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:50:48,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:50:48,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:50:48,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:50:48,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:50:48,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:50:48,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:50:48,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:50:48,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:50:48,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:50:48,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:50:48,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:50:48,465 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-10-17 10:50:48,507 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:50:48,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:50:48,507 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:50:48,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:50:48,508 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:50:48,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:50:48,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:50:48,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:50:48,510 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:50:48,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:50:48,510 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:50:48,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:50:48,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:50:48,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:50:48,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:50:48,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:50:48,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:50:48,512 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:50:48,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:50:48,512 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:50:48,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:50:48,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:50:48,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:50:48,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:50:48,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:50:48,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:50:48,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:50:48,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:50:48,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:50:48,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:50:48,515 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:50:48,515 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:50:48,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:50:48,515 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_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df3faf2d1bbcaed92e1c2eddcb5ae1d2459730e99808e363d537a0bc5d54e347 [2022-10-17 10:50:48,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:50:48,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:50:48,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:50:48,852 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:50:48,853 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:50:48,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2022-10-17 10:50:48,914 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/data/c090c8fb5/4d15fa8b1d8f49a5a6239181c522e424/FLAGb8dd2d118 [2022-10-17 10:50:49,363 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:50:49,370 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2022-10-17 10:50:49,414 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/data/c090c8fb5/4d15fa8b1d8f49a5a6239181c522e424/FLAGb8dd2d118 [2022-10-17 10:50:49,895 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/data/c090c8fb5/4d15fa8b1d8f49a5a6239181c522e424 [2022-10-17 10:50:49,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:50:49,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:50:49,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:50:49,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:50:49,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:50:49,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:50:49" (1/1) ... [2022-10-17 10:50:49,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f06b376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:49, skipping insertion in model container [2022-10-17 10:50:49,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:50:49" (1/1) ... [2022-10-17 10:50:49,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:50:49,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:50:50,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c[1605,1618] [2022-10-17 10:50:50,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:50:50,415 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:50:50,432 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c[1605,1618] [2022-10-17 10:50:50,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:50:50,525 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:50:50,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50 WrapperNode [2022-10-17 10:50:50,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:50:50,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:50:50,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:50:50,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:50:50,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,588 INFO L138 Inliner]: procedures = 56, calls = 158, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 259 [2022-10-17 10:50:50,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:50:50,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:50:50,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:50:50,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:50:50,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,618 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:50:50,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:50:50,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:50:50,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:50:50,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (1/1) ... [2022-10-17 10:50:50,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:50:50,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:50:50,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:50:50,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:50:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:50:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 10:50:50,707 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 10:50:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 10:50:50,707 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 10:50:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 10:50:50,708 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 10:50:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 10:50:50,708 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 10:50:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 10:50:50,708 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 10:50:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-10-17 10:50:50,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-10-17 10:50:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 10:50:50,709 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 10:50:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:50:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 10:50:50,709 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 10:50:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:50:50,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:50:50,787 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:50:50,789 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:50:51,208 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:50:51,216 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:50:51,216 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 10:50:51,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:50:51 BoogieIcfgContainer [2022-10-17 10:50:51,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:50:51,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:50:51,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:50:51,235 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:50:51,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:50:49" (1/3) ... [2022-10-17 10:50:51,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b070f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:50:51, skipping insertion in model container [2022-10-17 10:50:51,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:50" (2/3) ... [2022-10-17 10:50:51,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b070f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:50:51, skipping insertion in model container [2022-10-17 10:50:51,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:50:51" (3/3) ... [2022-10-17 10:50:51,240 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2022-10-17 10:50:51,269 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:50:51,269 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:50:51,350 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:50:51,356 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;@2e2973df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:50:51,357 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:50:51,362 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 73 states have (on average 1.36986301369863) internal successors, (100), 82 states have internal predecessors, (100), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2022-10-17 10:50:51,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 10:50:51,374 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:51,375 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] [2022-10-17 10:50:51,375 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:51,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:51,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1244587252, now seen corresponding path program 1 times [2022-10-17 10:50:51,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:51,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74653634] [2022-10-17 10:50:51,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:51,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:51,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-17 10:50:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:51,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-17 10:50:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:51,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 10:50:51,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:51,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74653634] [2022-10-17 10:50:51,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74653634] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:51,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:51,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 10:50:51,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848857680] [2022-10-17 10:50:51,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:51,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-17 10:50:51,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:51,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-17 10:50:51,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-17 10:50:51,719 INFO L87 Difference]: Start difference. First operand has 97 states, 73 states have (on average 1.36986301369863) internal successors, (100), 82 states have internal predecessors, (100), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 11 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) [2022-10-17 10:50:51,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:51,786 INFO L93 Difference]: Finished difference Result 185 states and 250 transitions. [2022-10-17 10:50:51,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-17 10:50:51,789 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 [2022-10-17 10:50:51,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:51,798 INFO L225 Difference]: With dead ends: 185 [2022-10-17 10:50:51,798 INFO L226 Difference]: Without dead ends: 88 [2022-10-17 10:50:51,802 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 [2022-10-17 10:50:51,805 INFO L413 NwaCegarLoop]: 122 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, 122 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 [2022-10-17 10:50:51,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 10:50:51,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-10-17 10:50:51,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2022-10-17 10:50:51,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 66 states have (on average 1.303030303030303) internal successors, (86), 74 states have internal predecessors, (86), 14 states have call successors, (14), 8 states have call predecessors, (14), 7 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2022-10-17 10:50:51,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 113 transitions. [2022-10-17 10:50:51,855 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 113 transitions. Word has length 32 [2022-10-17 10:50:51,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:51,856 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 113 transitions. [2022-10-17 10:50:51,856 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) [2022-10-17 10:50:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2022-10-17 10:50:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 10:50:51,859 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:51,860 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] [2022-10-17 10:50:51,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 10:50:51,860 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:51,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:51,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1577409017, now seen corresponding path program 1 times [2022-10-17 10:50:51,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:51,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687707379] [2022-10-17 10:50:51,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:51,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:52,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:50:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:52,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:50:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:52,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 10:50:52,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:52,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687707379] [2022-10-17 10:50:52,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687707379] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:52,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:52,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:50:52,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516099756] [2022-10-17 10:50:52,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:52,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 10:50:52,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:52,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:50:52,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:50:52,161 INFO L87 Difference]: Start difference. First operand 88 states and 113 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) [2022-10-17 10:50:52,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:52,181 INFO L93 Difference]: Finished difference Result 137 states and 175 transitions. [2022-10-17 10:50:52,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:50:52,182 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 [2022-10-17 10:50:52,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:52,184 INFO L225 Difference]: With dead ends: 137 [2022-10-17 10:50:52,185 INFO L226 Difference]: Without dead ends: 79 [2022-10-17 10:50:52,186 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 [2022-10-17 10:50:52,189 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 16 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 179 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 [2022-10-17 10:50:52,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 179 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 10:50:52,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2022-10-17 10:50:52,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2022-10-17 10:50:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 60 states have (on average 1.3166666666666667) 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), 8 states have call predecessors, (11), 11 states have call successors, (11) [2022-10-17 10:50:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2022-10-17 10:50:52,214 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 101 transitions. Word has length 33 [2022-10-17 10:50:52,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:52,214 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 101 transitions. [2022-10-17 10:50:52,215 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) [2022-10-17 10:50:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2022-10-17 10:50:52,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 10:50:52,217 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:52,217 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] [2022-10-17 10:50:52,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-17 10:50:52,217 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:52,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:52,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1563484802, now seen corresponding path program 1 times [2022-10-17 10:50:52,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:52,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016864362] [2022-10-17 10:50:52,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:52,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:52,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:50:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:52,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-17 10:50:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 10:50:52,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:52,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016864362] [2022-10-17 10:50:52,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016864362] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:52,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:52,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:50:52,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47565304] [2022-10-17 10:50:52,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:52,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 10:50:52,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:52,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:50:52,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:50:52,372 INFO L87 Difference]: Start difference. First operand 79 states and 101 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) [2022-10-17 10:50:52,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:52,405 INFO L93 Difference]: Finished difference Result 220 states and 287 transitions. [2022-10-17 10:50:52,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:50:52,406 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 [2022-10-17 10:50:52,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:52,409 INFO L225 Difference]: With dead ends: 220 [2022-10-17 10:50:52,409 INFO L226 Difference]: Without dead ends: 149 [2022-10-17 10:50:52,410 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 [2022-10-17 10:50:52,412 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 76 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:52,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 214 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 10:50:52,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2022-10-17 10:50:52,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 146. [2022-10-17 10:50:52,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 109 states have (on average 1.3394495412844036) internal successors, (146), 124 states have internal predecessors, (146), 22 states have call successors, (22), 14 states have call predecessors, (22), 14 states have return successors, (22), 15 states have call predecessors, (22), 22 states have call successors, (22) [2022-10-17 10:50:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 190 transitions. [2022-10-17 10:50:52,442 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 190 transitions. Word has length 37 [2022-10-17 10:50:52,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:52,442 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 190 transitions. [2022-10-17 10:50:52,443 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) [2022-10-17 10:50:52,443 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 190 transitions. [2022-10-17 10:50:52,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 10:50:52,445 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:52,446 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] [2022-10-17 10:50:52,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-17 10:50:52,446 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:52,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:52,447 INFO L85 PathProgramCache]: Analyzing trace with hash 209384056, now seen corresponding path program 1 times [2022-10-17 10:50:52,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:52,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337215310] [2022-10-17 10:50:52,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:52,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:52,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-17 10:50:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:52,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-17 10:50:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:52,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 10:50:52,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:52,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337215310] [2022-10-17 10:50:52,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337215310] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:52,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:52,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 10:50:52,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900953112] [2022-10-17 10:50:52,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:52,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 10:50:52,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:52,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:50:52,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:50:52,693 INFO L87 Difference]: Start difference. First operand 146 states and 190 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-17 10:50:52,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:52,905 INFO L93 Difference]: Finished difference Result 386 states and 515 transitions. [2022-10-17 10:50:52,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-17 10:50:52,906 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-10-17 10:50:52,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:52,919 INFO L225 Difference]: With dead ends: 386 [2022-10-17 10:50:52,919 INFO L226 Difference]: Without dead ends: 248 [2022-10-17 10:50:52,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-10-17 10:50:52,929 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 49 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:52,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 483 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 10:50:52,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2022-10-17 10:50:52,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 235. [2022-10-17 10:50:52,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 176 states have (on average 1.2954545454545454) internal successors, (228), 191 states have internal predecessors, (228), 32 states have call successors, (32), 26 states have call predecessors, (32), 26 states have return successors, (40), 29 states have call predecessors, (40), 32 states have call successors, (40) [2022-10-17 10:50:52,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 300 transitions. [2022-10-17 10:50:52,992 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 300 transitions. Word has length 41 [2022-10-17 10:50:52,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:52,994 INFO L495 AbstractCegarLoop]: Abstraction has 235 states and 300 transitions. [2022-10-17 10:50:52,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-17 10:50:52,994 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 300 transitions. [2022-10-17 10:50:53,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 10:50:53,006 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:53,007 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] [2022-10-17 10:50:53,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-17 10:50:53,007 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:53,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:53,008 INFO L85 PathProgramCache]: Analyzing trace with hash -1528927009, now seen corresponding path program 1 times [2022-10-17 10:50:53,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:53,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915651217] [2022-10-17 10:50:53,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:53,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:53,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:50:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:53,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-17 10:50:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:53,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-17 10:50:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 10:50:53,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:53,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915651217] [2022-10-17 10:50:53,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915651217] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:53,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:53,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 10:50:53,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010611221] [2022-10-17 10:50:53,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:53,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 10:50:53,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:53,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:50:53,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:50:53,187 INFO L87 Difference]: Start difference. First operand 235 states and 300 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-10-17 10:50:53,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:53,393 INFO L93 Difference]: Finished difference Result 522 states and 677 transitions. [2022-10-17 10:50:53,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-17 10:50:53,394 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), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 51 [2022-10-17 10:50:53,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:53,399 INFO L225 Difference]: With dead ends: 522 [2022-10-17 10:50:53,399 INFO L226 Difference]: Without dead ends: 295 [2022-10-17 10:50:53,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-10-17 10:50:53,403 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 65 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:53,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 385 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 10:50:53,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2022-10-17 10:50:53,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 287. [2022-10-17 10:50:53,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 218 states have (on average 1.275229357798165) internal successors, (278), 233 states have internal predecessors, (278), 36 states have call successors, (36), 26 states have call predecessors, (36), 32 states have return successors, (50), 37 states have call predecessors, (50), 36 states have call successors, (50) [2022-10-17 10:50:53,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 364 transitions. [2022-10-17 10:50:53,466 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 364 transitions. Word has length 51 [2022-10-17 10:50:53,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:53,467 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 364 transitions. [2022-10-17 10:50:53,467 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), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-10-17 10:50:53,467 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 364 transitions. [2022-10-17 10:50:53,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 10:50:53,470 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:53,470 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] [2022-10-17 10:50:53,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-17 10:50:53,471 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:53,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:53,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1077096545, now seen corresponding path program 1 times [2022-10-17 10:50:53,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:53,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623302281] [2022-10-17 10:50:53,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:53,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:53,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:50:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:53,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-17 10:50:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:53,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-17 10:50:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:53,701 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 10:50:53,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:53,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623302281] [2022-10-17 10:50:53,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623302281] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:53,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:53,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 10:50:53,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624095095] [2022-10-17 10:50:53,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:53,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 10:50:53,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:53,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:50:53,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:50:53,704 INFO L87 Difference]: Start difference. First operand 287 states and 364 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, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-10-17 10:50:54,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:54,009 INFO L93 Difference]: Finished difference Result 596 states and 773 transitions. [2022-10-17 10:50:54,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-17 10:50:54,010 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, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 51 [2022-10-17 10:50:54,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:54,013 INFO L225 Difference]: With dead ends: 596 [2022-10-17 10:50:54,013 INFO L226 Difference]: Without dead ends: 317 [2022-10-17 10:50:54,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-10-17 10:50:54,021 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 213 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:54,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 437 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-17 10:50:54,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2022-10-17 10:50:54,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 291. [2022-10-17 10:50:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 222 states have (on average 1.2702702702702702) internal successors, (282), 237 states have internal predecessors, (282), 36 states have call successors, (36), 26 states have call predecessors, (36), 32 states have return successors, (50), 37 states have call predecessors, (50), 36 states have call successors, (50) [2022-10-17 10:50:54,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 368 transitions. [2022-10-17 10:50:54,065 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 368 transitions. Word has length 51 [2022-10-17 10:50:54,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:54,066 INFO L495 AbstractCegarLoop]: Abstraction has 291 states and 368 transitions. [2022-10-17 10:50:54,066 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, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-10-17 10:50:54,066 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 368 transitions. [2022-10-17 10:50:54,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 10:50:54,068 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:54,068 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] [2022-10-17 10:50:54,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-17 10:50:54,069 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:54,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:54,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1499798371, now seen corresponding path program 1 times [2022-10-17 10:50:54,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:54,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013903174] [2022-10-17 10:50:54,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:54,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:54,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:50:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:54,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-17 10:50:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:54,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-17 10:50:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 10:50:54,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:54,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013903174] [2022-10-17 10:50:54,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013903174] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:54,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:54,260 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:50:54,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459970362] [2022-10-17 10:50:54,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:54,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:50:54,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:54,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:50:54,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:50:54,261 INFO L87 Difference]: Start difference. First operand 291 states and 368 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-10-17 10:50:54,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:54,569 INFO L93 Difference]: Finished difference Result 846 states and 1109 transitions. [2022-10-17 10:50:54,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-17 10:50:54,570 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 51 [2022-10-17 10:50:54,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:54,576 INFO L225 Difference]: With dead ends: 846 [2022-10-17 10:50:54,577 INFO L226 Difference]: Without dead ends: 563 [2022-10-17 10:50:54,581 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-17 10:50:54,583 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 219 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:54,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 332 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-17 10:50:54,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2022-10-17 10:50:54,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 556. [2022-10-17 10:50:54,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 421 states have (on average 1.2351543942992873) internal successors, (520), 445 states have internal predecessors, (520), 73 states have call successors, (73), 59 states have call predecessors, (73), 61 states have return successors, (111), 72 states have call predecessors, (111), 73 states have call successors, (111) [2022-10-17 10:50:54,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 704 transitions. [2022-10-17 10:50:54,665 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 704 transitions. Word has length 51 [2022-10-17 10:50:54,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:54,668 INFO L495 AbstractCegarLoop]: Abstraction has 556 states and 704 transitions. [2022-10-17 10:50:54,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-10-17 10:50:54,672 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 704 transitions. [2022-10-17 10:50:54,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 10:50:54,674 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:54,675 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] [2022-10-17 10:50:54,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-17 10:50:54,675 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:54,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:54,676 INFO L85 PathProgramCache]: Analyzing trace with hash -85847159, now seen corresponding path program 1 times [2022-10-17 10:50:54,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:54,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740951934] [2022-10-17 10:50:54,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:54,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:54,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:50:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:55,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-17 10:50:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:55,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-10-17 10:50:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:55,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:50:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:55,045 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 10:50:55,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:55,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740951934] [2022-10-17 10:50:55,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740951934] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:55,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:55,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-10-17 10:50:55,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875365458] [2022-10-17 10:50:55,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:55,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-17 10:50:55,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:55,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-17 10:50:55,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-10-17 10:50:55,048 INFO L87 Difference]: Start difference. First operand 556 states and 704 transitions. Second operand has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-10-17 10:50:56,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:56,189 INFO L93 Difference]: Finished difference Result 1787 states and 2374 transitions. [2022-10-17 10:50:56,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-17 10:50:56,190 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 55 [2022-10-17 10:50:56,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:56,200 INFO L225 Difference]: With dead ends: 1787 [2022-10-17 10:50:56,201 INFO L226 Difference]: Without dead ends: 1342 [2022-10-17 10:50:56,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=221, Invalid=969, Unknown=0, NotChecked=0, Total=1190 [2022-10-17 10:50:56,205 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 519 mSDsluCounter, 750 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 1056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:56,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [529 Valid, 922 Invalid, 1056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-10-17 10:50:56,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1342 states. [2022-10-17 10:50:56,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1342 to 1083. [2022-10-17 10:50:56,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1083 states, 820 states have (on average 1.2317073170731707) internal successors, (1010), 873 states have internal predecessors, (1010), 142 states have call successors, (142), 104 states have call predecessors, (142), 120 states have return successors, (220), 140 states have call predecessors, (220), 142 states have call successors, (220) [2022-10-17 10:50:56,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 1083 states and 1372 transitions. [2022-10-17 10:50:56,363 INFO L78 Accepts]: Start accepts. Automaton has 1083 states and 1372 transitions. Word has length 55 [2022-10-17 10:50:56,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:56,363 INFO L495 AbstractCegarLoop]: Abstraction has 1083 states and 1372 transitions. [2022-10-17 10:50:56,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-10-17 10:50:56,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1372 transitions. [2022-10-17 10:50:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 10:50:56,366 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:56,367 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:50:56,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-17 10:50:56,367 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:56,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:56,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1602781584, now seen corresponding path program 1 times [2022-10-17 10:50:56,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:56,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156945220] [2022-10-17 10:50:56,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:56,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:56,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:50:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:56,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-17 10:50:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:56,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:50:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:56,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-17 10:50:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:56,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-17 10:50:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:56,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-17 10:50:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:56,530 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 10:50:56,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:56,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156945220] [2022-10-17 10:50:56,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156945220] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:56,531 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:56,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-17 10:50:56,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353257501] [2022-10-17 10:50:56,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:56,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-17 10:50:56,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:56,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-17 10:50:56,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-17 10:50:56,534 INFO L87 Difference]: Start difference. First operand 1083 states and 1372 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 4 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 4 states have call successors, (6) [2022-10-17 10:50:56,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:56,957 INFO L93 Difference]: Finished difference Result 1319 states and 1661 transitions. [2022-10-17 10:50:56,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-17 10:50:56,958 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 4 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 4 states have call successors, (6) Word has length 85 [2022-10-17 10:50:56,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:56,964 INFO L225 Difference]: With dead ends: 1319 [2022-10-17 10:50:56,964 INFO L226 Difference]: Without dead ends: 556 [2022-10-17 10:50:56,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2022-10-17 10:50:56,969 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 304 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:56,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 359 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-17 10:50:56,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2022-10-17 10:50:57,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 530. [2022-10-17 10:50:57,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 402 states have (on average 1.1965174129353233) internal successors, (481), 426 states have internal predecessors, (481), 68 states have call successors, (68), 51 states have call predecessors, (68), 59 states have return successors, (107), 68 states have call predecessors, (107), 68 states have call successors, (107) [2022-10-17 10:50:57,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 656 transitions. [2022-10-17 10:50:57,046 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 656 transitions. Word has length 85 [2022-10-17 10:50:57,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:57,046 INFO L495 AbstractCegarLoop]: Abstraction has 530 states and 656 transitions. [2022-10-17 10:50:57,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 4 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 4 states have call successors, (6) [2022-10-17 10:50:57,047 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 656 transitions. [2022-10-17 10:50:57,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 10:50:57,049 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:57,049 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:50:57,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-17 10:50:57,050 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:57,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:57,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1627346287, now seen corresponding path program 1 times [2022-10-17 10:50:57,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:57,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173441049] [2022-10-17 10:50:57,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:57,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:50:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-17 10:50:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:50:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-17 10:50:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-17 10:50:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-17 10:50:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:50:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-17 10:50:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,342 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 10:50:57,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:57,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173441049] [2022-10-17 10:50:57,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173441049] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:50:57,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1867587018] [2022-10-17 10:50:57,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:57,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:50:57,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:50:57,345 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:50:57,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-17 10:50:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:57,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 10:50:57,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:50:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:50:57,733 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 10:50:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 10:50:58,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1867587018] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 10:50:58,012 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-17 10:50:58,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 15 [2022-10-17 10:50:58,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301563224] [2022-10-17 10:50:58,013 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-17 10:50:58,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-17 10:50:58,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:58,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-17 10:50:58,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-10-17 10:50:58,015 INFO L87 Difference]: Start difference. First operand 530 states and 656 transitions. Second operand has 15 states, 15 states have (on average 8.6) internal successors, (129), 10 states have internal predecessors, (129), 6 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (17), 8 states have call predecessors, (17), 6 states have call successors, (17) [2022-10-17 10:50:59,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:59,185 INFO L93 Difference]: Finished difference Result 1149 states and 1458 transitions. [2022-10-17 10:50:59,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-10-17 10:50:59,186 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 8.6) internal successors, (129), 10 states have internal predecessors, (129), 6 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (17), 8 states have call predecessors, (17), 6 states have call successors, (17) Word has length 94 [2022-10-17 10:50:59,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:59,192 INFO L225 Difference]: With dead ends: 1149 [2022-10-17 10:50:59,192 INFO L226 Difference]: Without dead ends: 675 [2022-10-17 10:50:59,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 209 SyntacticMatches, 4 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 463 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=441, Invalid=1451, Unknown=0, NotChecked=0, Total=1892 [2022-10-17 10:50:59,198 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 461 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 830 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:59,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 830 Invalid, 852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-10-17 10:50:59,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2022-10-17 10:50:59,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 591. [2022-10-17 10:50:59,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 591 states, 442 states have (on average 1.1787330316742082) internal successors, (521), 474 states have internal predecessors, (521), 78 states have call successors, (78), 65 states have call predecessors, (78), 70 states have return successors, (103), 73 states have call predecessors, (103), 78 states have call successors, (103) [2022-10-17 10:50:59,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 702 transitions. [2022-10-17 10:50:59,285 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 702 transitions. Word has length 94 [2022-10-17 10:50:59,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:59,286 INFO L495 AbstractCegarLoop]: Abstraction has 591 states and 702 transitions. [2022-10-17 10:50:59,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.6) internal successors, (129), 10 states have internal predecessors, (129), 6 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (17), 8 states have call predecessors, (17), 6 states have call successors, (17) [2022-10-17 10:50:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 702 transitions. [2022-10-17 10:50:59,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-17 10:50:59,290 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:59,290 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:50:59,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:50:59,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:50:59,504 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:59,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:59,505 INFO L85 PathProgramCache]: Analyzing trace with hash -299983089, now seen corresponding path program 1 times [2022-10-17 10:50:59,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:59,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960310192] [2022-10-17 10:50:59,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:59,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:50:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-17 10:50:59,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:50:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-17 10:50:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:50:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:50:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-17 10:50:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:50:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-17 10:50:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:50:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-17 10:50:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-17 10:50:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-17 10:50:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-17 10:50:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-10-17 10:50:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:59,906 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2022-10-17 10:50:59,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:59,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960310192] [2022-10-17 10:50:59,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960310192] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:59,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:59,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-10-17 10:50:59,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951759311] [2022-10-17 10:50:59,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:59,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-17 10:50:59,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:59,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-17 10:50:59,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-10-17 10:50:59,910 INFO L87 Difference]: Start difference. First operand 591 states and 702 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 7 states have internal predecessors, (87), 4 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2022-10-17 10:51:00,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:51:00,700 INFO L93 Difference]: Finished difference Result 1686 states and 2029 transitions. [2022-10-17 10:51:00,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-10-17 10:51:00,701 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 7 states have internal predecessors, (87), 4 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) Word has length 171 [2022-10-17 10:51:00,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:51:00,710 INFO L225 Difference]: With dead ends: 1686 [2022-10-17 10:51:00,710 INFO L226 Difference]: Without dead ends: 1103 [2022-10-17 10:51:00,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=178, Invalid=578, Unknown=0, NotChecked=0, Total=756 [2022-10-17 10:51:00,714 INFO L413 NwaCegarLoop]: 207 mSDtfsCounter, 494 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 498 SdHoareTripleChecker+Valid, 662 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-10-17 10:51:00,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [498 Valid, 662 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-10-17 10:51:00,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1103 states. [2022-10-17 10:51:00,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1103 to 1101. [2022-10-17 10:51:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1101 states, 824 states have (on average 1.145631067961165) internal successors, (944), 879 states have internal predecessors, (944), 146 states have call successors, (146), 124 states have call predecessors, (146), 130 states have return successors, (189), 133 states have call predecessors, (189), 146 states have call successors, (189) [2022-10-17 10:51:00,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 1101 states and 1279 transitions. [2022-10-17 10:51:00,863 INFO L78 Accepts]: Start accepts. Automaton has 1101 states and 1279 transitions. Word has length 171 [2022-10-17 10:51:00,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:51:00,863 INFO L495 AbstractCegarLoop]: Abstraction has 1101 states and 1279 transitions. [2022-10-17 10:51:00,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 7 states have internal predecessors, (87), 4 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2022-10-17 10:51:00,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1279 transitions. [2022-10-17 10:51:00,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-17 10:51:00,873 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:51:00,874 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:51:00,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-17 10:51:00,874 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:51:00,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:00,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1382549873, now seen corresponding path program 1 times [2022-10-17 10:51:00,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:00,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852941369] [2022-10-17 10:51:00,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:00,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:51:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:51:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-17 10:51:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:51:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-17 10:51:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-17 10:51:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:51:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-17 10:51:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:51:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-17 10:51:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:51:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-17 10:51:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-17 10:51:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-17 10:51:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-10-17 10:51:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,199 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-10-17 10:51:01,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:51:01,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852941369] [2022-10-17 10:51:01,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852941369] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:51:01,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1275031895] [2022-10-17 10:51:01,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:01,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:01,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:01,205 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:01,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-17 10:51:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:01,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 10:51:01,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:01,566 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-10-17 10:51:01,566 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:51:01,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1275031895] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:51:01,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-17 10:51:01,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2022-10-17 10:51:01,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125042375] [2022-10-17 10:51:01,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:51:01,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 10:51:01,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:51:01,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:51:01,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-10-17 10:51:01,569 INFO L87 Difference]: Start difference. First operand 1101 states and 1279 transitions. Second operand has 6 states, 6 states have (on average 17.5) internal successors, (105), 6 states have internal predecessors, (105), 3 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-17 10:51:01,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:51:01,767 INFO L93 Difference]: Finished difference Result 2020 states and 2353 transitions. [2022-10-17 10:51:01,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 10:51:01,767 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 6 states have internal predecessors, (105), 3 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 171 [2022-10-17 10:51:01,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:51:01,775 INFO L225 Difference]: With dead ends: 2020 [2022-10-17 10:51:01,775 INFO L226 Difference]: Without dead ends: 1023 [2022-10-17 10:51:01,779 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2022-10-17 10:51:01,780 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 69 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 10:51:01,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 416 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 10:51:01,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2022-10-17 10:51:01,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 1008. [2022-10-17 10:51:01,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1008 states, 760 states have (on average 1.138157894736842) internal successors, (865), 806 states have internal predecessors, (865), 131 states have call successors, (131), 113 states have call predecessors, (131), 116 states have return successors, (167), 119 states have call predecessors, (167), 131 states have call successors, (167) [2022-10-17 10:51:01,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 1008 states and 1163 transitions. [2022-10-17 10:51:01,920 INFO L78 Accepts]: Start accepts. Automaton has 1008 states and 1163 transitions. Word has length 171 [2022-10-17 10:51:01,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:51:01,921 INFO L495 AbstractCegarLoop]: Abstraction has 1008 states and 1163 transitions. [2022-10-17 10:51:01,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 6 states have internal predecessors, (105), 3 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-17 10:51:01,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1163 transitions. [2022-10-17 10:51:01,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-17 10:51:01,927 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:51:01,927 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:51:01,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:02,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-10-17 10:51:02,148 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:51:02,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:51:02,149 INFO L85 PathProgramCache]: Analyzing trace with hash 2106216135, now seen corresponding path program 2 times [2022-10-17 10:51:02,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:51:02,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290487647] [2022-10-17 10:51:02,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:51:02,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:51:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-10-17 10:51:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-17 10:51:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:51:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-17 10:51:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:51:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:51:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-17 10:51:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:51:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-17 10:51:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-17 10:51:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:51:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-17 10:51:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-10-17 10:51:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-17 10:51:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-10-17 10:51:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:51:02,521 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 66 proven. 5 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-10-17 10:51:02,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:51:02,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290487647] [2022-10-17 10:51:02,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290487647] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:51:02,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1961770769] [2022-10-17 10:51:02,522 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:51:02,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:51:02,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:51:02,524 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:51:02,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-17 10:51:02,677 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-17 10:51:02,678 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-17 10:51:02,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 10:51:02,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:51:02,937 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 134 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-10-17 10:51:02,937 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 10:51:03,491 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 77 proven. 39 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-10-17 10:51:03,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1961770769] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 10:51:03,491 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-17 10:51:03,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 11] total 26 [2022-10-17 10:51:03,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351577606] [2022-10-17 10:51:03,492 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-17 10:51:03,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-10-17 10:51:03,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:51:03,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-10-17 10:51:03,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=529, Unknown=0, NotChecked=0, Total=650 [2022-10-17 10:51:03,495 INFO L87 Difference]: Start difference. First operand 1008 states and 1163 transitions. Second operand has 26 states, 26 states have (on average 8.076923076923077) internal successors, (210), 21 states have internal predecessors, (210), 9 states have call successors, (33), 10 states have call predecessors, (33), 9 states have return successors, (34), 8 states have call predecessors, (34), 9 states have call successors, (34) [2022-10-17 10:51:05,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:51:05,213 INFO L93 Difference]: Finished difference Result 2117 states and 2508 transitions. [2022-10-17 10:51:05,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-10-17 10:51:05,214 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 8.076923076923077) internal successors, (210), 21 states have internal predecessors, (210), 9 states have call successors, (33), 10 states have call predecessors, (33), 9 states have return successors, (34), 8 states have call predecessors, (34), 9 states have call successors, (34) Word has length 171 [2022-10-17 10:51:05,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:51:05,215 INFO L225 Difference]: With dead ends: 2117 [2022-10-17 10:51:05,216 INFO L226 Difference]: Without dead ends: 0 [2022-10-17 10:51:05,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 361 SyntacticMatches, 5 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 531 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=557, Invalid=2095, Unknown=0, NotChecked=0, Total=2652 [2022-10-17 10:51:05,224 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 658 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 1527 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 661 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-10-17 10:51:05,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [661 Valid, 545 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1527 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-10-17 10:51:05,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-17 10:51:05,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-17 10:51:05,225 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) [2022-10-17 10:51:05,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-17 10:51:05,226 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 171 [2022-10-17 10:51:05,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:51:05,226 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:51:05,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 8.076923076923077) internal successors, (210), 21 states have internal predecessors, (210), 9 states have call successors, (33), 10 states have call predecessors, (33), 9 states have return successors, (34), 8 states have call predecessors, (34), 9 states have call successors, (34) [2022-10-17 10:51:05,227 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-17 10:51:05,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 10:51:05,231 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-10-17 10:51:05,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:51:05,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-10-17 10:51:05,458 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-17 10:51:19,461 INFO L895 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 206 213) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= 1 ~systemActive~0))) (or .cse0 (not (<= 2 ~waterLevel~0)) (= 0 ~systemActive~0)))) [2022-10-17 10:51:19,462 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 206 213) no Hoare annotation was computed. [2022-10-17 10:51:19,462 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 206 213) no Hoare annotation was computed. [2022-10-17 10:51:19,462 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 139 145) no Hoare annotation was computed. [2022-10-17 10:51:19,462 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 139 145) the Hoare annotation is: true [2022-10-17 10:51:19,465 INFO L895 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 915 926) the Hoare annotation is: (let ((.cse0 (not (< 1 ~waterLevel~0))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse7 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse8 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse3 .cse4 .cse6 .cse5 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse1 .cse3 (not (= 2 ~waterLevel~0)) .cse4 .cse6) (or .cse0 .cse2 .cse3 .cse4 .cse7 .cse5) (or .cse2 .cse3 .cse4 .cse7 .cse8) (or .cse3 .cse4 (not (<= 2 ~waterLevel~0)) .cse6 .cse7 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse8))) [2022-10-17 10:51:19,465 INFO L899 garLoopResultBuilder]: For program point L919-1(lines 915 926) no Hoare annotation was computed. [2022-10-17 10:51:19,465 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 915 926) no Hoare annotation was computed. [2022-10-17 10:51:19,465 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 324) no Hoare annotation was computed. [2022-10-17 10:51:19,466 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 306 335) no Hoare annotation was computed. [2022-10-17 10:51:19,466 INFO L902 garLoopResultBuilder]: At program point L320-1(lines 320 324) the Hoare annotation is: true [2022-10-17 10:51:19,466 INFO L899 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2022-10-17 10:51:19,466 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 306 335) the Hoare annotation is: true [2022-10-17 10:51:19,466 INFO L902 garLoopResultBuilder]: At program point L316-2(lines 316 330) the Hoare annotation is: true [2022-10-17 10:51:19,466 INFO L902 garLoopResultBuilder]: At program point L312(line 312) the Hoare annotation is: true [2022-10-17 10:51:19,467 INFO L899 garLoopResultBuilder]: For program point L312-1(line 312) no Hoare annotation was computed. [2022-10-17 10:51:19,467 INFO L902 garLoopResultBuilder]: At program point L331(lines 306 335) the Hoare annotation is: true [2022-10-17 10:51:19,467 INFO L899 garLoopResultBuilder]: For program point L327(line 327) no Hoare annotation was computed. [2022-10-17 10:51:19,467 INFO L895 garLoopResultBuilder]: At program point L192(line 192) the Hoare annotation is: (let ((.cse9 (not (< 1 |old(~waterLevel~0)|))) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse1 .cse7) (or .cse5 .cse6 .cse1 .cse7 .cse8) (or .cse1 .cse2 .cse9 .cse3 .cse10) (or .cse1 .cse2 .cse9 .cse7 .cse10) (or .cse5 .cse6 .cse1 .cse3 .cse8) (or .cse0 .cse5 .cse6 .cse1 .cse3) (or .cse1 .cse2 .cse7 .cse10 .cse4) (or .cse5 (not (= 0 ~systemActive~0))))) [2022-10-17 10:51:19,468 INFO L895 garLoopResultBuilder]: At program point L192-1(lines 173 197) the Hoare annotation is: (let ((.cse8 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse25 (= 1 ~systemActive~0)) (.cse12 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse26 (<= 1 ~methaneLevelCritical~0)) (.cse9 (= ~pumpRunning~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse18 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse27 (<= ~waterLevel~0 1)) (.cse19 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse28 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse20 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse21 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse11 (<= 1 ~switchedOnBeforeTS~0)) (.cse22 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse17 (and .cse18 .cse10 .cse27 .cse19 .cse28 .cse20 .cse21 .cse11 .cse22)) (.cse1 (and .cse9 .cse5)) (.cse16 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not .cse26)) (.cse13 (and .cse8 .cse9 .cse26 .cse10 .cse27 .cse25 .cse28 .cse11 .cse12)) (.cse14 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse24 (= ~waterLevel~0 1)) (.cse2 (not .cse25)) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse23 (not (< 1 |old(~waterLevel~0)|))) (.cse15 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5) .cse6) (or .cse2 .cse7 (and .cse8 .cse9 .cse10 .cse5 .cse11 .cse12) .cse3 .cse13 .cse6 .cse14) (or .cse0 .cse1 .cse2 .cse15 .cse6 (and .cse4 (= 2 ~waterLevel~0) .cse5)) (or .cse2 .cse7 .cse3 .cse13 (not (= |old(~waterLevel~0)| 2))) (or .cse16 .cse2 .cse17 .cse7 .cse15 .cse14) (or .cse2 .cse17 .cse7 .cse15 (and .cse18 .cse10 .cse19 .cse20 .cse21 .cse5 .cse11 .cse22) .cse6 .cse14) (or .cse2 .cse7 .cse23 .cse3 .cse24 .cse6) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3) (or .cse16 .cse2 .cse7 .cse3 .cse13 .cse14) (or (and .cse18 .cse10 .cse19 .cse20 .cse21 .cse24 .cse11 .cse22) .cse2 .cse7 .cse23 .cse15 .cse6) (or .cse0 (not (= 0 ~systemActive~0)))))) [2022-10-17 10:51:19,469 INFO L895 garLoopResultBuilder]: At program point L221(lines 214 224) the Hoare annotation is: (let ((.cse9 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse19 (<= 1 ~methaneLevelCritical~0)) (.cse21 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse20 (<= ~waterLevel~0 1)) (.cse22 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse12 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse14 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse7 (= ~waterLevel~0 1)) (.cse10 (and .cse5 .cse6 .cse20 .cse22 .cse12 .cse8 .cse14)) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse17 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not .cse21)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not .cse19)) (.cse18 (and (<= 1 ~pumpRunning~0) .cse5 .cse19 .cse6 .cse20 .cse21 .cse22 .cse8 .cse9)) (.cse15 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse16 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and .cse5 .cse6 .cse7 .cse8 .cse9)) (or .cse0 .cse1 .cse10 .cse11 .cse4 (and .cse5 .cse6 .cse12 .cse13 .cse8 .cse14) .cse15) (or .cse16 .cse0 .cse11 (not (= |old(~waterLevel~0)| 2))) (or (not (<= |old(~waterLevel~0)| 1)) .cse16 .cse0 .cse11) (or .cse0 .cse1 .cse2 .cse11 (and .cse5 .cse6 .cse12 .cse7 .cse8 .cse14) .cse4) (or .cse17 .cse0 .cse1 .cse10 .cse11 .cse15) (or .cse16 .cse0 .cse3 .cse4) (or (and .cse5 .cse6 .cse13 .cse8 .cse9) .cse0 .cse1 .cse3 .cse4 .cse18 .cse15) (or .cse17 .cse0 .cse1 .cse3 .cse18 .cse15) (or .cse16 (not (= 0 ~systemActive~0)))))) [2022-10-17 10:51:19,469 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 126 132) no Hoare annotation was computed. [2022-10-17 10:51:19,469 INFO L899 garLoopResultBuilder]: For program point L506(lines 506 512) no Hoare annotation was computed. [2022-10-17 10:51:19,469 INFO L895 garLoopResultBuilder]: At program point L490(lines 483 492) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (= 1 ~systemActive~0)) (.cse14 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (and .cse13 (let ((.cse15 (<= 1 ~pumpRunning~0))) (or (and .cse15 .cse12 .cse11 (= ~waterLevel~0 1) .cse14) (and .cse15 .cse12 (<= 2 ~waterLevel~0) .cse11 .cse14))))) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (and (= ~pumpRunning~0 0) .cse13)) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (and .cse12 .cse13 .cse14)) (.cse0 (not .cse11)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (not (= 0 ~systemActive~0))) (or .cse7 .cse5 .cse6 .cse0 .cse2) (or .cse5 .cse6 .cse0 .cse2 .cse4) (or .cse0 .cse1 .cse8 .cse3 .cse4) (or .cse7 .cse9 .cse0 .cse1 .cse8 .cse10) (or .cse5 .cse6 .cse0 .cse8 .cse4) (or .cse7 .cse5 .cse6 .cse0 .cse8) (or .cse7 .cse9 .cse0 .cse1 .cse2 .cse10)))) [2022-10-17 10:51:19,470 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 112 138) no Hoare annotation was computed. [2022-10-17 10:51:19,470 INFO L895 garLoopResultBuilder]: At program point L932(lines 927 935) the Hoare annotation is: (let ((.cse14 (<= 1 ~methaneLevelCritical~0)) (.cse16 (<= 1 ~pumpRunning~0)) (.cse17 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse22 (= ~methaneLevelCritical~0 0)) (.cse18 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse19 (<= ~waterLevel~0 1)) (.cse15 (= 1 ~systemActive~0)) (.cse20 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse21 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse8 (and .cse16 .cse17 .cse22 .cse18 .cse19 .cse15 .cse20 .cse21)) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse4 (and .cse17 .cse18 (= ~waterLevel~0 1) .cse21)) (.cse7 (not .cse22)) (.cse12 (not (<= |old(~waterLevel~0)| 1))) (.cse13 (and .cse17 .cse18 (= |old(~waterLevel~0)| ~waterLevel~0) .cse21)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (and .cse16 .cse17 .cse14 .cse18 .cse19 .cse15 .cse20 .cse21)) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not .cse15)) (.cse3 (not .cse14)) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse7 .cse8 .cse9) (or .cse10 .cse0 .cse7 (not (= |old(~waterLevel~0)| 2))) (or .cse6 .cse0 .cse1 .cse3 .cse11 .cse9) (or .cse12 .cse13 .cse0 .cse1 .cse7 .cse8 .cse9) (or .cse0 .cse1 .cse2 .cse7 .cse4 .cse5) (or .cse12 .cse10 .cse0 .cse7) (or .cse12 .cse13 .cse0 .cse1 .cse3 .cse11 .cse9) (or .cse10 .cse0 .cse3 .cse5) (or .cse10 (not (= 0 ~systemActive~0)))))) [2022-10-17 10:51:19,470 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 899) no Hoare annotation was computed. [2022-10-17 10:51:19,471 INFO L895 garLoopResultBuilder]: At program point L895-2(lines 891 902) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse16 (<= 1 ~methaneLevelCritical~0)) (.cse18 (<= ~waterLevel~0 1)) (.cse17 (= 1 ~systemActive~0)) (.cse19 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse10 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse13 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (= |old(~waterLevel~0)| 1))) (.cse14 (and (<= 1 ~pumpRunning~0) .cse8 .cse16 .cse18 .cse17 .cse19 .cse10)) (.cse15 (and .cse8 (= |old(~waterLevel~0)| ~waterLevel~0) .cse10)) (.cse4 (and .cse8 .cse18 .cse17 .cse19 .cse10)) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (< 1 |old(~waterLevel~0)|))) (.cse9 (= ~waterLevel~0 1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not .cse17)) (.cse7 (not .cse16)) (.cse11 (not (<= |old(~waterLevel~0)| 2))) (.cse12 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse6 .cse7 (and .cse8 .cse9 .cse10) .cse11) (or .cse12 .cse1 .cse3 .cse13) (or .cse1 .cse2 .cse3 .cse13 .cse4) (or .cse0 .cse1 .cse2 .cse14 .cse7 .cse5) (or .cse15 .cse1 .cse2 .cse14 .cse7 .cse11 .cse5) (or .cse15 .cse1 .cse2 .cse3 .cse4 .cse11 .cse5) (or .cse1 .cse2 .cse6 .cse3 .cse9 .cse11) (or (not (<= |old(~waterLevel~0)| 1)) .cse12 .cse1 .cse3) (or .cse12 .cse1 .cse7 .cse11) (or .cse12 (not (= 0 ~systemActive~0)))))) [2022-10-17 10:51:19,471 INFO L899 garLoopResultBuilder]: For program point L119(lines 119 125) no Hoare annotation was computed. [2022-10-17 10:51:19,472 INFO L895 garLoopResultBuilder]: At program point L503(line 503) the Hoare annotation is: (let ((.cse23 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse24 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse25 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse26 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse27 (<= 0 |timeShift_isMethaneAlarm_#res#1|)) (.cse3 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse4 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse5 (= ~pumpRunning~0 0)) (.cse32 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse20 (<= ~waterLevel~0 1)) (.cse30 (= 1 ~systemActive~0)) (.cse31 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse7 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~5#1| ~waterLevel~0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse10 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse22 (not (= 0 ~systemActive~0))) (.cse8 (= ~waterLevel~0 1)) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse19 (not (= |old(~pumpRunning~0)| 0))) (.cse13 (not (<= |old(~waterLevel~0)| 1))) (.cse15 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse16 (< |timeShift___utac_acc__Specification5_spec__3_~tmp~5#1| 2)) (.cse17 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (and .cse3 .cse4 .cse5 .cse32 .cse6 .cse20 .cse30 .cse31 .cse7 .cse9 .cse10)) (.cse11 (not .cse32)) (.cse29 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not .cse30)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse21 (not (= ~methaneLevelCritical~0 0))) (.cse28 (and .cse23 .cse3 .cse6 .cse20 .cse30 .cse24 .cse31 .cse25 .cse26 .cse7 .cse9 .cse27)) (.cse18 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse11 .cse12) (or .cse13 .cse14 .cse0 .cse1 .cse11 (and .cse4 .cse5 .cse15 .cse6 .cse16 .cse17 .cse9 .cse10) .cse18) (or .cse19 .cse0 (and .cse5 .cse15 .cse20 .cse16 .cse17) .cse11 .cse12) (or .cse19 .cse0 .cse21 (not (= |old(~waterLevel~0)| 2))) (or .cse19 (and .cse5 .cse17) .cse22) (or .cse19 .cse2 .cse12 .cse22) (or (and .cse23 .cse3 .cse6 .cse24 .cse25 .cse26 .cse7 .cse8 .cse9 .cse27) .cse0 .cse1 .cse2 .cse21 .cse12) (or .cse13 .cse19 .cse0 .cse21 (and .cse5 .cse15 .cse16 .cse17)) (or .cse13 .cse0 .cse1 (and .cse23 .cse15 .cse6 .cse24 .cse25 .cse26 .cse16 .cse17 .cse9 .cse27) .cse21 .cse28 .cse18) (or .cse29 .cse14 .cse0 .cse1 .cse11 .cse18) (or .cse29 .cse0 .cse1 .cse21 .cse28 .cse18)))) [2022-10-17 10:51:19,472 INFO L899 garLoopResultBuilder]: For program point L503-1(line 503) no Hoare annotation was computed. [2022-10-17 10:51:19,472 INFO L899 garLoopResultBuilder]: For program point L119-2(lines 115 137) no Hoare annotation was computed. [2022-10-17 10:51:19,472 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 189) no Hoare annotation was computed. [2022-10-17 10:51:19,473 INFO L899 garLoopResultBuilder]: For program point L177(lines 177 194) no Hoare annotation was computed. [2022-10-17 10:51:19,473 INFO L899 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2022-10-17 10:51:19,473 INFO L895 garLoopResultBuilder]: At program point L488(line 488) the Hoare annotation is: (let ((.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse18 (= ~pumpRunning~0 0)) (.cse15 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse19 (< 1 ~waterLevel~0)) (.cse17 (= 1 ~systemActive~0)) (.cse20 (<= ~waterLevel~0 2))) (let ((.cse4 (and .cse14 .cse18 .cse15 .cse19 .cse17 .cse20)) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse11 (and (<= 1 ~pumpRunning~0) .cse14 .cse15 .cse19 .cse17 .cse20)) (.cse6 (and .cse18 .cse15 .cse16)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not .cse17)) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse12 (and .cse14 .cse15 .cse16)) (.cse13 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse1 .cse2) (or .cse6 .cse7 .cse0 .cse1 .cse8) (or .cse0 .cse1 .cse8 .cse3 .cse4 .cse5) (or .cse1 .cse9 .cse10 .cse11 .cse2 .cse3) (or .cse1 .cse9 .cse10 .cse11 .cse8 .cse3) (or .cse6 .cse0 (not (= 0 ~systemActive~0))) (or .cse7 .cse1 .cse9 .cse2 .cse12 .cse13) (or .cse1 .cse9 .cse8 .cse3 .cse12 .cse13)))) [2022-10-17 10:51:19,473 INFO L899 garLoopResultBuilder]: For program point L488-1(line 488) no Hoare annotation was computed. [2022-10-17 10:51:19,474 INFO L895 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse12 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse13 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse14 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse15 (<= 1 ~switchedOnBeforeTS~0)) (.cse16 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse9 (and .cse10 .cse11 (<= ~waterLevel~0 1) .cse12 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse13 .cse14 .cse15 .cse16)) (.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 (not (= |old(~waterLevel~0)| 2))) (or .cse1 .cse2 .cse7 .cse3 .cse8) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse9 .cse2 .cse6 .cse4) (or .cse1 .cse9 .cse2 .cse6 (and .cse10 .cse11 .cse12 .cse13 .cse14 (= |old(~waterLevel~0)| ~waterLevel~0) .cse15 .cse16) .cse8 .cse4) (or .cse0 .cse5 .cse1 .cse6) (or .cse5 .cse1 .cse3 .cse8) (or (and .cse10 .cse11 .cse12 .cse13 .cse14 (= ~waterLevel~0 1) .cse15 .cse16) .cse1 .cse2 .cse7 .cse6 .cse8) (or .cse5 (not (= 0 ~systemActive~0)))))) [2022-10-17 10:51:19,474 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 515) no Hoare annotation was computed. [2022-10-17 10:51:19,475 INFO L895 garLoopResultBuilder]: At program point L183(line 183) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse17 (<= 1 ~methaneLevelCritical~0)) (.cse10 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse16 (= 1 ~systemActive~0)) (.cse11 (<= 1 ~switchedOnBeforeTS~0)) (.cse12 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (and (<= 1 ~pumpRunning~0) .cse8 .cse9 .cse17 .cse10 (<= ~waterLevel~0 1) .cse16 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse11 .cse12)) (.cse14 (not (< 1 |old(~waterLevel~0)|))) (.cse13 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not .cse17)) (.cse0 (not .cse16)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse15 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse7) (or (and .cse8 .cse9 .cse10 (= |old(~waterLevel~0)| ~waterLevel~0) .cse11 .cse12) .cse13 .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse14 .cse6 .cse15) (or .cse0 .cse1 .cse14 .cse3 (= ~waterLevel~0 1) .cse15) (or .cse13 .cse5 .cse0 .cse6) (or .cse5 .cse0 .cse3 .cse15) (or .cse0 .cse1 .cse6 .cse15 .cse4) (or .cse5 (not (= 0 ~systemActive~0)))))) [2022-10-17 10:51:19,475 INFO L895 garLoopResultBuilder]: At program point L55(lines 50 57) the Hoare annotation is: (let ((.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 (not (= |old(~waterLevel~0)| 2))) (or .cse1 .cse2 .cse7 .cse3 .cse8) (or .cse1 .cse2 .cse7 .cse6 .cse8) (or .cse0 .cse5 .cse1 .cse6) (or .cse5 .cse1 .cse3 .cse8) (or .cse1 .cse2 .cse6 .cse8 .cse4) (or .cse5 (not (= 0 ~systemActive~0))))) [2022-10-17 10:51:19,475 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 518) no Hoare annotation was computed. [2022-10-17 10:51:19,476 INFO L895 garLoopResultBuilder]: At program point L501-1(lines 493 521) the Hoare annotation is: (let ((.cse8 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse9 (= ~pumpRunning~0 0)) (.cse34 (<= 1 ~methaneLevelCritical~0)) (.cse14 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse32 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse21 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse33 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~5#1| 2)) (.cse36 (<= 1 ~pumpRunning~0)) (.cse22 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse37 (= ~methaneLevelCritical~0 0)) (.cse10 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse30 (<= ~waterLevel~0 1)) (.cse29 (= 1 ~systemActive~0)) (.cse23 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse35 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse24 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse25 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse11 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~5#1| ~waterLevel~0)) (.cse13 (<= 1 ~switchedOnBeforeTS~0)) (.cse26 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse2 (and .cse36 .cse22 .cse7 .cse37 .cse10 .cse30 .cse29 .cse23 .cse35 .cse24 .cse25 .cse11 .cse13 .cse26)) (.cse17 (not (<= |old(~waterLevel~0)| 1))) (.cse12 (= ~waterLevel~0 1)) (.cse19 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse20 (< |timeShift___utac_acc__Specification5_spec__3_~tmp~5#1| 2)) (.cse6 (not (< 1 |old(~waterLevel~0)|))) (.cse16 (not (<= |old(~waterLevel~0)| 2))) (.cse28 (not (= 0 ~systemActive~0))) (.cse27 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not .cse37)) (.cse31 (and .cse36 .cse32 (<= 2 ~waterLevel~0) .cse29 .cse21 .cse33)) (.cse0 (not (= |old(~waterLevel~0)| 1))) (.cse18 (and .cse7 .cse8 .cse9 .cse34 .cse10 .cse30 .cse29 .cse35 .cse11 .cse13 .cse14)) (.cse1 (not .cse29)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse15 (not .cse34)) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse3 .cse6 (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) .cse15 .cse16) (or .cse17 .cse18 .cse1 .cse3 .cse15 (and .cse8 .cse9 .cse19 .cse10 .cse20 .cse21 .cse13 .cse14) .cse5) (or .cse17 .cse1 .cse2 .cse3 (and .cse22 .cse19 .cse10 .cse23 .cse24 .cse25 .cse20 .cse21 .cse13 .cse26) .cse4 .cse5) (or .cse27 (and .cse9 .cse21) .cse28) (or .cse17 .cse27 .cse1 .cse4 (and .cse22 .cse9 .cse19 (not (<= 2 |timeShift___utac_acc__Specification5_spec__3_~tmp~5#1|)) .cse29 .cse21)) (or (and .cse22 .cse7 .cse10 .cse23 .cse24 .cse25 .cse11 .cse12 .cse13 .cse26) .cse1 .cse3 .cse6 .cse4 .cse16) (or .cse27 .cse1 (and .cse22 .cse9 .cse19 .cse30 .cse29 .cse20 .cse21) .cse15 .cse31 .cse16 (and .cse22 .cse9 (= 2 ~waterLevel~0) .cse32 .cse29 .cse21 .cse33)) (or .cse27 .cse6 (and .cse32 .cse33) .cse16 .cse28) (or .cse27 .cse1 (and .cse22 .cse9 .cse32 .cse29 .cse21 .cse33) .cse4 .cse31 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse18 .cse1 .cse3 .cse15 .cse5)))) [2022-10-17 10:51:19,477 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 112 138) the Hoare annotation is: (let ((.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse18 (= ~pumpRunning~0 0)) (.cse15 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse19 (< 1 ~waterLevel~0)) (.cse17 (= 1 ~systemActive~0)) (.cse20 (<= ~waterLevel~0 2))) (let ((.cse4 (and .cse14 .cse18 .cse15 .cse19 .cse17 .cse20)) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse11 (and (<= 1 ~pumpRunning~0) .cse14 .cse15 .cse19 .cse17 .cse20)) (.cse6 (and .cse18 .cse15 .cse16)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not .cse17)) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse12 (and .cse14 .cse15 .cse16)) (.cse13 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse1 .cse2) (or .cse6 .cse7 .cse0 .cse1 .cse8) (or .cse0 .cse1 .cse8 .cse3 .cse4 .cse5) (or .cse1 .cse9 .cse10 .cse11 .cse2 .cse3) (or .cse1 .cse9 .cse10 .cse11 .cse8 .cse3) (or .cse6 .cse0 (not (= 0 ~systemActive~0))) (or .cse7 .cse1 .cse9 .cse2 .cse12 .cse13) (or .cse1 .cse9 .cse8 .cse3 .cse12 .cse13)))) [2022-10-17 10:51:19,477 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 112 138) no Hoare annotation was computed. [2022-10-17 10:51:19,477 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2022-10-17 10:51:19,478 INFO L895 garLoopResultBuilder]: At program point L964(lines 959 967) the Hoare annotation is: (let ((.cse8 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse4 (= ~pumpRunning~0 0)) (.cse12 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse31 (<= 1 ~methaneLevelCritical~0)) (.cse20 (<= 1 ~pumpRunning~0)) (.cse23 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse34 (= ~methaneLevelCritical~0 0)) (.cse9 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse17 (<= ~waterLevel~0 1)) (.cse32 (= 1 ~systemActive~0)) (.cse24 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse33 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse25 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse26 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse11 (<= 1 ~switchedOnBeforeTS~0)) (.cse27 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse21 (not (= 0 ~systemActive~0))) (.cse14 (not (< 1 |old(~waterLevel~0)|))) (.cse10 (= ~waterLevel~0 1)) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse22 (and .cse20 .cse23 .cse7 .cse34 .cse9 .cse17 .cse32 .cse24 .cse33 .cse25 .cse26 .cse11 .cse27)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not .cse34)) (.cse19 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse16 (not (<= |old(~waterLevel~0)| 2))) (.cse30 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not .cse32)) (.cse13 (not (<= 1 |old(~pumpRunning~0)|))) (.cse15 (not .cse31)) (.cse29 (and .cse7 .cse8 .cse4 .cse31 .cse9 .cse17 .cse32 .cse33 .cse11 .cse12)) (.cse28 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6)) (or (and .cse7 .cse8 .cse4 .cse9 .cse10 .cse11 .cse12) .cse2 .cse13 .cse14 .cse15 .cse16) (let ((.cse18 (= 2 ~waterLevel~0))) (or .cse1 .cse2 .cse15 (and .cse4 .cse5 .cse17 .cse6) (and .cse4 .cse18 .cse19 .cse6) .cse16 (and .cse20 .cse18 .cse19 .cse6))) (or .cse1 (and .cse4 .cse6) .cse21) (or .cse1 .cse19 .cse14 .cse16 .cse21) (or .cse0 .cse2 .cse13 .cse3 .cse22 (and .cse23 .cse5 .cse9 .cse24 .cse25 .cse26 .cse6 .cse11 .cse27) .cse28) (or .cse2 .cse13 .cse14 .cse3 .cse16 (and .cse23 .cse7 .cse9 .cse24 .cse25 .cse26 .cse10 .cse11 .cse27)) (or .cse0 (and .cse8 .cse4 .cse5 .cse9 .cse6 .cse11 .cse12) .cse2 .cse13 .cse15 .cse29 .cse28) (or .cse30 .cse2 .cse13 .cse3 .cse22 .cse28) (or (and .cse4 .cse19 .cse6) .cse1 .cse2 .cse3 (and .cse20 .cse19 .cse6) .cse16 (not (<= 2 |old(~waterLevel~0)|))) (or .cse30 .cse2 .cse13 .cse15 .cse29 .cse28)))) [2022-10-17 10:51:19,478 INFO L899 garLoopResultBuilder]: For program point L436(lines 436 442) no Hoare annotation was computed. [2022-10-17 10:51:19,478 INFO L899 garLoopResultBuilder]: For program point L436-1(lines 436 442) no Hoare annotation was computed. [2022-10-17 10:51:19,478 INFO L895 garLoopResultBuilder]: At program point L366(lines 362 368) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-10-17 10:51:19,479 INFO L895 garLoopResultBuilder]: At program point L77(lines 73 79) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-10-17 10:51:19,479 INFO L895 garLoopResultBuilder]: At program point L461(lines 416 463) the Hoare annotation is: (let ((.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse3 .cse4) (and .cse0 .cse6 .cse1 .cse3 .cse4) (and .cse5 .cse4 (= 0 ~systemActive~0)) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse7 .cse3 .cse4 (<= 1 ~switchedOnBeforeTS~0)) (and .cse5 .cse2 .cse7 .cse3 .cse4))) [2022-10-17 10:51:19,479 INFO L895 garLoopResultBuilder]: At program point L428(line 428) the Hoare annotation is: (let ((.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse3 .cse4) (and .cse0 .cse6 .cse1 .cse3 .cse4) (and .cse5 .cse4 (= 0 ~systemActive~0)) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse7 .cse3 .cse4 (<= 1 ~switchedOnBeforeTS~0)) (and .cse5 .cse2 .cse7 .cse3 .cse4))) [2022-10-17 10:51:19,479 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-17 10:51:19,480 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-17 10:51:19,480 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-17 10:51:19,480 INFO L902 garLoopResultBuilder]: At program point L379(lines 371 381) the Hoare annotation is: true [2022-10-17 10:51:19,480 INFO L895 garLoopResultBuilder]: At program point L301(lines 289 303) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 0 ~systemActive~0)) [2022-10-17 10:51:19,480 INFO L899 garLoopResultBuilder]: For program point L392(lines 392 399) no Hoare annotation was computed. [2022-10-17 10:51:19,480 INFO L899 garLoopResultBuilder]: For program point L392-2(lines 392 399) no Hoare annotation was computed. [2022-10-17 10:51:19,481 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 299) no Hoare annotation was computed. [2022-10-17 10:51:19,481 INFO L899 garLoopResultBuilder]: For program point L293-1(lines 293 299) no Hoare annotation was computed. [2022-10-17 10:51:19,481 INFO L899 garLoopResultBuilder]: For program point L417(lines 416 463) no Hoare annotation was computed. [2022-10-17 10:51:19,481 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-17 10:51:19,481 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 459) no Hoare annotation was computed. [2022-10-17 10:51:19,482 INFO L895 garLoopResultBuilder]: At program point L438(line 438) the Hoare annotation is: (let ((.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse2 (< 1 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse3 .cse4 .cse5) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse4 (= 0 ~systemActive~0)) (and .cse6 (= 2 ~waterLevel~0) .cse7 .cse3 .cse4) (and .cse0 .cse7 .cse8 .cse3 .cse4 (<= 1 ~switchedOnBeforeTS~0)) (and .cse6 .cse7 .cse8 .cse3 .cse4))) [2022-10-17 10:51:19,482 INFO L902 garLoopResultBuilder]: At program point L467(lines 406 471) the Hoare annotation is: true [2022-10-17 10:51:19,482 INFO L902 garLoopResultBuilder]: At program point L401(lines 382 404) the Hoare annotation is: true [2022-10-17 10:51:19,482 INFO L899 garLoopResultBuilder]: For program point L426(lines 426 432) no Hoare annotation was computed. [2022-10-17 10:51:19,482 INFO L899 garLoopResultBuilder]: For program point L426-1(lines 426 432) no Hoare annotation was computed. [2022-10-17 10:51:19,482 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 422) no Hoare annotation was computed. [2022-10-17 10:51:19,483 INFO L895 garLoopResultBuilder]: At program point L480(lines 475 482) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-10-17 10:51:19,483 INFO L895 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-10-17 10:51:19,483 INFO L895 garLoopResultBuilder]: At program point L84(lines 80 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-10-17 10:51:19,483 INFO L895 garLoopResultBuilder]: At program point L464(lines 415 465) the Hoare annotation is: false [2022-10-17 10:51:19,483 INFO L895 garLoopResultBuilder]: At program point L295(line 295) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= 1 ~systemActive~0) .cse0) (and (<= 2 ~waterLevel~0) .cse0 (not (= 0 ~systemActive~0))))) [2022-10-17 10:51:19,484 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 458) no Hoare annotation was computed. [2022-10-17 10:51:19,484 INFO L895 garLoopResultBuilder]: At program point L452-2(lines 446 459) the Hoare annotation is: (let ((.cse2 (< 1 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse3 .cse4 .cse5) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse8 .cse3 .cse4 .cse9) (and .cse6 .cse4 (= 0 ~systemActive~0)) (and .cse6 (= 2 ~waterLevel~0) .cse7 .cse3 .cse4) (and .cse0 .cse7 .cse8 .cse3 .cse4 .cse9) (and .cse6 .cse7 .cse8 .cse3 .cse4))) [2022-10-17 10:51:19,484 INFO L895 garLoopResultBuilder]: At program point L161(line 161) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0) (= |processEnvironment__wrappee__highWaterSensor_~tmp~0#1| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse2 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-10-17 10:51:19,484 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 147 171) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse4 .cse6) (or .cse0 .cse1 .cse2 .cse7 .cse6) (or .cse0 .cse1 .cse2 .cse3 .cse7 .cse5) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse6 (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-10-17 10:51:19,485 INFO L895 garLoopResultBuilder]: At program point L285(lines 270 288) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse8 (= 1 ~systemActive~0))) (let ((.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not .cse8)) (.cse3 (= 2 ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~2#1| 0)) .cse1 .cse8 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~0#1| 0)))) (and (or .cse0 .cse1 .cse2 (not .cse3) .cse4) (or .cse0 .cse2 .cse4 .cse5 .cse6) (or .cse2 (not (<= 1 |old(~pumpRunning~0)|)) .cse7 .cse5 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse2 (and .cse1 .cse3) .cse7 (not (<= ~waterLevel~0 2)) .cse6)))) [2022-10-17 10:51:19,485 INFO L899 garLoopResultBuilder]: For program point L155(lines 155 163) no Hoare annotation was computed. [2022-10-17 10:51:19,485 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 168) no Hoare annotation was computed. [2022-10-17 10:51:19,485 INFO L899 garLoopResultBuilder]: For program point L279(lines 279 283) no Hoare annotation was computed. [2022-10-17 10:51:19,485 INFO L899 garLoopResultBuilder]: For program point L279-2(lines 279 283) no Hoare annotation was computed. [2022-10-17 10:51:19,486 INFO L895 garLoopResultBuilder]: At program point L977(lines 968 981) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (and .cse1 (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0)))) (.cse7 (not (<= ~waterLevel~0 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse2 .cse6 .cse4 .cse7) (or .cse2 (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse7 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse2 .cse6 .cse8 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse8 .cse5)))) [2022-10-17 10:51:19,486 INFO L895 garLoopResultBuilder]: At program point L203(lines 198 205) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (and (<= 1 ~pumpRunning~0) (= 2 ~waterLevel~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 .cse4 .cse3))) [2022-10-17 10:51:19,486 INFO L895 garLoopResultBuilder]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse3 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-10-17 10:51:19,486 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 147 171) no Hoare annotation was computed. [2022-10-17 10:51:19,487 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 147 171) no Hoare annotation was computed. [2022-10-17 10:51:19,487 INFO L899 garLoopResultBuilder]: For program point L972(lines 972 978) no Hoare annotation was computed. [2022-10-17 10:51:19,487 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 903 914) no Hoare annotation was computed. [2022-10-17 10:51:19,487 INFO L899 garLoopResultBuilder]: For program point L907-1(lines 903 914) no Hoare annotation was computed. [2022-10-17 10:51:19,487 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 903 914) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~pumpRunning~0 0))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (= 1 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= 1 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 2)) .cse3) (or .cse0 .cse4 .cse2 .cse3 .cse5 (not (<= 2 |old(~waterLevel~0)|))) (or .cse6 .cse0 .cse1 .cse3 .cse5) (or .cse6 .cse3 (not (= 0 ~systemActive~0))) (or .cse6 .cse0 .cse4 .cse3 .cse5) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse4 .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-10-17 10:51:19,488 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 225 233) no Hoare annotation was computed. [2022-10-17 10:51:19,488 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 225 233) the Hoare annotation is: true [2022-10-17 10:51:19,488 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 225 233) no Hoare annotation was computed. [2022-10-17 10:51:19,491 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:51:19,494 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-17 10:51:19,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 10:51:19 BoogieIcfgContainer [2022-10-17 10:51:19,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 10:51:19,567 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:51:19,567 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:51:19,568 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:51:19,568 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:50:51" (3/4) ... [2022-10-17 10:51:19,571 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 10:51:19,578 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-10-17 10:51:19,578 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 10:51:19,578 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 10:51:19,578 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 10:51:19,578 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 10:51:19,579 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 10:51:19,579 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 10:51:19,579 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-10-17 10:51:19,588 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2022-10-17 10:51:19,589 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-10-17 10:51:19,589 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-10-17 10:51:19,590 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 10:51:19,591 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 10:51:19,592 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 10:51:19,592 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 10:51:19,620 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (\old(waterLevel) == waterLevel && (((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 == systemActive) && waterLevel == 1) && 1 <= switchedOnBeforeTS) || ((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 2 <= waterLevel) && 1 == systemActive) && 1 <= switchedOnBeforeTS)))) || !(\old(waterLevel) == 2)) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (\old(waterLevel) == waterLevel && (((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 == systemActive) && waterLevel == 1) && 1 <= switchedOnBeforeTS) || ((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 2 <= waterLevel) && 1 == systemActive) && 1 <= switchedOnBeforeTS)))) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) <= 1) || ((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && (((((!(\old(waterLevel) <= 1) || ((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) [2022-10-17 10:51:19,620 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || waterLevel == 1) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-10-17 10:51:19,621 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || (((((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && \result == methaneLevelCritical) && tmp <= waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(waterLevel) <= 1) || ((((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((methaneLevelCritical <= tmp && pumpRunning == 0) && \result < 2) && \result == methaneLevelCritical) && tmp < 2) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || (((((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(pumpRunning))) || (((((((((pumpRunning == \old(pumpRunning) && \result < 2) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && tmp < 2) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && !(2 <= tmp)) && 1 == systemActive) && \old(waterLevel) == waterLevel))) && ((((((((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && tmp <= waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && 0 <= \result) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && waterLevel <= 1) && 1 == systemActive) && tmp < 2) && \old(waterLevel) == waterLevel)) || !(1 <= methaneLevelCritical)) || (((((1 <= pumpRunning && 2 == \result) && 2 <= waterLevel) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(\old(waterLevel) <= 2)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && 2 == waterLevel) && 2 == \result) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 < \old(waterLevel))) || (2 == \result && tmp == 2)) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && 2 == \result) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(methaneLevelCritical == 0)) || (((((1 <= pumpRunning && 2 == \result) && 2 <= waterLevel) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || ((((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(1 <= \old(switchedOnBeforeTS))) [2022-10-17 10:51:19,621 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((((methaneLevelCritical <= tmp && pumpRunning == 0) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= methaneLevelCritical)) || ((((((((methaneLevelCritical <= tmp && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((1 <= pumpRunning && 2 == waterLevel) && \old(waterLevel) == waterLevel))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((((methaneLevelCritical <= tmp && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || ((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel <= 1) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || ((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel <= 1) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || waterLevel == 1) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((((methaneLevelCritical <= tmp && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && 0 <= \result) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-10-17 10:51:19,622 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(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))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-10-17 10:51:19,622 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel)) && (((((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((pumpRunning == 0 && \result < 2) && waterLevel <= 1) && \old(waterLevel) == waterLevel)) || (((pumpRunning == 0 && 2 == waterLevel) && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && 2 == waterLevel) && 2 == \result) && \old(waterLevel) == waterLevel))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(pumpRunning) == 0) || 2 == \result) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && ((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || ((((((((pumpRunning == \old(pumpRunning) && \result < 2) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && 0 <= \result))) && ((((((!(\old(waterLevel) <= 1) || ((((((methaneLevelCritical <= tmp && pumpRunning == 0) && \result < 2) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS))) [2022-10-17 10:51:19,623 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(\old(waterLevel) <= 1) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && ((((((!(\old(waterLevel) <= 1) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-10-17 10:51:19,623 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \result <= 0) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \result <= 0) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-10-17 10:51:19,623 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && !(\result == 0))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && !(\result == 0))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) [2022-10-17 10:51:19,624 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(1 <= methaneLevelCritical)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) || (((((pumpRunning == \old(pumpRunning) && !(tmp == 0)) && pumpRunning == 0) && 1 == systemActive) && \result == 0) && tmp___0 == 0))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && 2 == waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (((((pumpRunning == \old(pumpRunning) && !(tmp == 0)) && pumpRunning == 0) && 1 == systemActive) && \result == 0) && tmp___0 == 0)) [2022-10-17 10:51:19,624 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (1 <= pumpRunning && 2 == waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (1 <= pumpRunning && 2 == waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) [2022-10-17 10:51:19,670 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/witness.graphml [2022-10-17 10:51:19,671 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:51:19,671 INFO L158 Benchmark]: Toolchain (without parser) took 29772.20ms. Allocated memory was 100.7MB in the beginning and 297.8MB in the end (delta: 197.1MB). Free memory was 78.4MB in the beginning and 243.4MB in the end (delta: -165.1MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2022-10-17 10:51:19,672 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 70.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:51:19,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 625.66ms. Allocated memory is still 100.7MB. Free memory was 78.0MB in the beginning and 65.3MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 10:51:19,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.88ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 62.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:51:19,673 INFO L158 Benchmark]: Boogie Preprocessor took 34.39ms. Allocated memory is still 100.7MB. Free memory was 62.7MB in the beginning and 61.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:51:19,673 INFO L158 Benchmark]: RCFGBuilder took 594.24ms. Allocated memory is still 100.7MB. Free memory was 61.1MB in the beginning and 42.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 10:51:19,674 INFO L158 Benchmark]: TraceAbstraction took 28340.85ms. Allocated memory was 100.7MB in the beginning and 297.8MB in the end (delta: 197.1MB). Free memory was 41.7MB in the beginning and 248.7MB in the end (delta: -207.0MB). Peak memory consumption was 152.7MB. Max. memory is 16.1GB. [2022-10-17 10:51:19,674 INFO L158 Benchmark]: Witness Printer took 103.69ms. Allocated memory is still 297.8MB. Free memory was 248.7MB in the beginning and 243.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 10:51:19,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 70.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 625.66ms. Allocated memory is still 100.7MB. Free memory was 78.0MB in the beginning and 65.3MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.88ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 62.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.39ms. Allocated memory is still 100.7MB. Free memory was 62.7MB in the beginning and 61.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 594.24ms. Allocated memory is still 100.7MB. Free memory was 61.1MB in the beginning and 42.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 28340.85ms. Allocated memory was 100.7MB in the beginning and 297.8MB in the end (delta: 197.1MB). Free memory was 41.7MB in the beginning and 248.7MB in the end (delta: -207.0MB). Peak memory consumption was 152.7MB. Max. memory is 16.1GB. * Witness Printer took 103.69ms. Allocated memory is still 297.8MB. Free memory was 248.7MB in the beginning and 243.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. 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: 54]: 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, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.2s, OverallIterations: 13, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3195 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3143 mSDsluCounter, 5886 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4058 mSDsCounter, 1206 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4288 IncrementalHoareTripleChecker+Invalid, 5494 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1206 mSolverCounterUnsat, 1828 mSDtfsCounter, 4288 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1101 GetRequests, 880 SyntacticMatches, 10 SemanticMatches, 211 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1515 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1101occurred in iteration=11, InterpolantAutomatonStates: 176, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 443 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 3262 PreInvPairs, 3716 NumberOfFragments, 6464 HoareAnnotationTreeSize, 3262 FomulaSimplifications, 8247 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 45 FomulaSimplificationsInter, 48935 FormulaSimplificationTreeSizeReductionInter, 12.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1479 NumberOfCodeBlocks, 1479 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1726 ConstructedInterpolants, 0 QuantifiedInterpolants, 3493 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1808 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 18 InterpolantComputations, 11 PerfectInterpolantSequences, 1165/1258 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: 80]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: ((((((((((1 <= pumpRunning && 2 == waterLevel) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) || ((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((pumpRunning == 0 && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 1 <= methaneLevelCritical) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((pumpRunning == 0 && splverifierCounter == 0) && 0 == systemActive)) || ((((pumpRunning == 0 && 2 == waterLevel) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || (((((1 <= pumpRunning && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) && 1 <= switchedOnBeforeTS)) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: ((((((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || (((((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && \result == methaneLevelCritical) && tmp <= waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(waterLevel) <= 1) || ((((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((methaneLevelCritical <= tmp && pumpRunning == 0) && \result < 2) && \result == methaneLevelCritical) && tmp < 2) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || (((((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(pumpRunning))) || (((((((((pumpRunning == \old(pumpRunning) && \result < 2) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && tmp < 2) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && !(2 <= tmp)) && 1 == systemActive) && \old(waterLevel) == waterLevel))) && ((((((((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && tmp <= waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && 0 <= \result) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && waterLevel <= 1) && 1 == systemActive) && tmp < 2) && \old(waterLevel) == waterLevel)) || !(1 <= methaneLevelCritical)) || (((((1 <= pumpRunning && 2 == \result) && 2 <= waterLevel) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(\old(waterLevel) <= 2)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && 2 == waterLevel) && 2 == \result) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 < \old(waterLevel))) || (2 == \result && tmp == 2)) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && 2 == \result) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(methaneLevelCritical == 0)) || (((((1 <= pumpRunning && 2 == \result) && 2 <= waterLevel) && 1 == systemActive) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || ((((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && 0 == systemActive - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(\old(waterLevel) <= 1) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && ((((((!(\old(waterLevel) <= 1) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: ((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && !(\result == 0))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && !(\result == 0))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (1 <= pumpRunning && 2 == waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (1 <= pumpRunning && 2 == waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: (((((((((((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel)) && (((((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((pumpRunning == 0 && \result < 2) && waterLevel <= 1) && \old(waterLevel) == waterLevel)) || (((pumpRunning == 0 && 2 == waterLevel) && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && 2 == waterLevel) && 2 == \result) && \old(waterLevel) == waterLevel))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(pumpRunning) == 0) || 2 == \result) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && ((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || ((((((((pumpRunning == \old(pumpRunning) && \result < 2) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && 0 <= \result))) && ((((((!(\old(waterLevel) <= 1) || ((((((methaneLevelCritical <= tmp && pumpRunning == 0) && \result < 2) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((((((\result <= waterLevel && methaneLevelCritical <= tmp) && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \result <= 0) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \result <= 0) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: ((((((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(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))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: (((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (\old(waterLevel) == waterLevel && (((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 == systemActive) && waterLevel == 1) && 1 <= switchedOnBeforeTS) || ((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 2 <= waterLevel) && 1 == systemActive) && 1 <= switchedOnBeforeTS)))) || !(\old(waterLevel) == 2)) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (\old(waterLevel) == waterLevel && (((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 == systemActive) && waterLevel == 1) && 1 <= switchedOnBeforeTS) || ((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 2 <= waterLevel) && 1 == systemActive) && 1 <= switchedOnBeforeTS)))) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) <= 1) || ((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && (((((!(\old(waterLevel) <= 1) || ((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: ((((((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || waterLevel == 1) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: ((((((((((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((((methaneLevelCritical <= tmp && pumpRunning == 0) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= methaneLevelCritical)) || ((((((((methaneLevelCritical <= tmp && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((1 <= pumpRunning && 2 == waterLevel) && \old(waterLevel) == waterLevel))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((((methaneLevelCritical <= tmp && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || ((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel <= 1) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || ((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel <= 1) && 0 < tmp + 1) && waterLevel + 1 <= \old(waterLevel)) && \result <= 0) && tmp <= 0) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && 0 <= \result)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || waterLevel == 1) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((((methaneLevelCritical <= tmp && pumpRunning == 0) && 1 <= methaneLevelCritical) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && methaneLevelCritical <= \result)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && 0 < tmp + 1) && \result <= 0) && tmp <= 0) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && 0 <= \result) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(1 <= methaneLevelCritical)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) || (((((pumpRunning == \old(pumpRunning) && !(tmp == 0)) && pumpRunning == 0) && 1 == systemActive) && \result == 0) && tmp___0 == 0))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && 2 == waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (((((pumpRunning == \old(pumpRunning) && !(tmp == 0)) && pumpRunning == 0) && 1 == systemActive) && \result == 0) && tmp___0 == 0)) RESULT: Ultimate proved your program to be correct! [2022-10-17 10:51:19,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0acc9cc-3e6b-4499-9cc7-3ed9f3f57b09/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0