./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8 --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 303db4082dd8b7a60cb4b5043655f09159321046818373497160cd54b8948d04 --- 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-2329fc7 [2022-12-13 17:22:00,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:22:00,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:22:00,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:22:00,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:22:00,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:22:00,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:22:00,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:22:00,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:22:00,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:22:00,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:22:00,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:22:00,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:22:00,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:22:00,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:22:00,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:22:00,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:22:00,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:22:00,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:22:00,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:22:00,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:22:00,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:22:00,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:22:00,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:22:00,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:22:00,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:22:00,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:22:00,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:22:00,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:22:00,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:22:00,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:22:00,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:22:00,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:22:00,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:22:00,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:22:00,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:22:00,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:22:00,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:22:00,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:22:00,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:22:00,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:22:00,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 17:22:00,102 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:22:00,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:22:00,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:22:00,102 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:22:00,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:22:00,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:22:00,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:22:00,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:22:00,104 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:22:00,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:22:00,105 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 17:22:00,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:22:00,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 17:22:00,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:22:00,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 17:22:00,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:22:00,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 17:22:00,106 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 17:22:00,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:22:00,106 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:22:00,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 17:22:00,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:22:00,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:22:00,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:22:00,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:22:00,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:22:00,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:22:00,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 17:22:00,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:22:00,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:22:00,108 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:22:00,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 17:22:00,108 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:22:00,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:22:00,108 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:22:00,108 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 303db4082dd8b7a60cb4b5043655f09159321046818373497160cd54b8948d04 [2022-12-13 17:22:00,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:22:00,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:22:00,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:22:00,325 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:22:00,325 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:22:00,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2022-12-13 17:22:02,951 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:22:03,115 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:22:03,116 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2022-12-13 17:22:03,124 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/data/731641100/158eb948e7334fa6b4a438f1dada8b8d/FLAG631a4f43a [2022-12-13 17:22:03,135 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/data/731641100/158eb948e7334fa6b4a438f1dada8b8d [2022-12-13 17:22:03,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:22:03,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:22:03,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:22:03,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:22:03,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:22:03,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ade443a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03, skipping insertion in model container [2022-12-13 17:22:03,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:22:03,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:22:03,338 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c[1605,1618] [2022-12-13 17:22:03,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:22:03,465 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:22:03,478 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c[1605,1618] [2022-12-13 17:22:03,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:22:03,551 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:22:03,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03 WrapperNode [2022-12-13 17:22:03,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:22:03,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:22:03,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:22:03,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:22:03,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,602 INFO L138 Inliner]: procedures = 57, calls = 104, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 211 [2022-12-13 17:22:03,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:22:03,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:22:03,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:22:03,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:22:03,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,625 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:22:03,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:22:03,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:22:03,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:22:03,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (1/1) ... [2022-12-13 17:22:03,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:22:03,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:22:03,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 17:22:03,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 17:22:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 17:22:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-12-13 17:22:03,701 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-12-13 17:22:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-12-13 17:22:03,701 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-12-13 17:22:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-12-13 17:22:03,702 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-12-13 17:22:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-12-13 17:22:03,702 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-12-13 17:22:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-12-13 17:22:03,702 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-12-13 17:22:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-12-13 17:22:03,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-12-13 17:22:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-12-13 17:22:03,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-12-13 17:22:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-12-13 17:22:03,703 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-12-13 17:22:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 17:22:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-12-13 17:22:03,704 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-12-13 17:22:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:22:03,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:22:03,774 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:22:03,776 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:22:03,994 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:22:04,001 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:22:04,001 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 17:22:04,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:22:04 BoogieIcfgContainer [2022-12-13 17:22:04,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:22:04,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 17:22:04,012 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 17:22:04,015 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 17:22:04,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 05:22:03" (1/3) ... [2022-12-13 17:22:04,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a2aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:22:04, skipping insertion in model container [2022-12-13 17:22:04,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:22:03" (2/3) ... [2022-12-13 17:22:04,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a2aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:22:04, skipping insertion in model container [2022-12-13 17:22:04,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:22:04" (3/3) ... [2022-12-13 17:22:04,018 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47.cil.c [2022-12-13 17:22:04,035 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 17:22:04,035 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 17:22:04,071 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 17:22:04,075 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;@68c64cba, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 17:22:04,076 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 17:22:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 78 states have (on average 1.358974358974359) internal successors, (106), 87 states have internal predecessors, (106), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-13 17:22:04,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-13 17:22:04,087 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:04,087 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] [2022-12-13 17:22:04,088 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:04,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:04,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1870870440, now seen corresponding path program 1 times [2022-12-13 17:22:04,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:04,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110727080] [2022-12-13 17:22:04,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:04,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 17:22:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:22:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 17:22:04,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:04,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110727080] [2022-12-13 17:22:04,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110727080] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:22:04,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:22:04,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 17:22:04,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855524433] [2022-12-13 17:22:04,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:22:04,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 17:22:04,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:04,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 17:22:04,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 17:22:04,310 INFO L87 Difference]: Start difference. First operand has 105 states, 78 states have (on average 1.358974358974359) internal successors, (106), 87 states have internal predecessors, (106), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) 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) [2022-12-13 17:22:04,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:04,339 INFO L93 Difference]: Finished difference Result 201 states and 270 transitions. [2022-12-13 17:22:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 17:22:04,340 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 [2022-12-13 17:22:04,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:04,347 INFO L225 Difference]: With dead ends: 201 [2022-12-13 17:22:04,348 INFO L226 Difference]: Without dead ends: 96 [2022-12-13 17:22:04,350 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 [2022-12-13 17:22:04,353 INFO L413 NwaCegarLoop]: 132 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, 132 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 [2022-12-13 17:22:04,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:22:04,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-12-13 17:22:04,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-12-13 17:22:04,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 71 states have (on average 1.295774647887324) internal successors, (92), 79 states have internal predecessors, (92), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2022-12-13 17:22:04,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 123 transitions. [2022-12-13 17:22:04,386 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 123 transitions. Word has length 32 [2022-12-13 17:22:04,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:04,386 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 123 transitions. [2022-12-13 17:22:04,386 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) [2022-12-13 17:22:04,386 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 123 transitions. [2022-12-13 17:22:04,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-13 17:22:04,388 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:04,388 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] [2022-12-13 17:22:04,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 17:22:04,389 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:04,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:04,389 INFO L85 PathProgramCache]: Analyzing trace with hash 470285971, now seen corresponding path program 1 times [2022-12-13 17:22:04,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:04,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075550008] [2022-12-13 17:22:04,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:04,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 17:22:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 17:22:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 17:22:04,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:04,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075550008] [2022-12-13 17:22:04,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075550008] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:22:04,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:22:04,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 17:22:04,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853866561] [2022-12-13 17:22:04,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:22:04,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 17:22:04,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:04,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 17:22:04,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:22:04,494 INFO L87 Difference]: Start difference. First operand 96 states and 123 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) [2022-12-13 17:22:04,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:04,512 INFO L93 Difference]: Finished difference Result 153 states and 195 transitions. [2022-12-13 17:22:04,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 17:22:04,512 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 [2022-12-13 17:22:04,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:04,513 INFO L225 Difference]: With dead ends: 153 [2022-12-13 17:22:04,513 INFO L226 Difference]: Without dead ends: 87 [2022-12-13 17:22:04,514 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 [2022-12-13 17:22:04,515 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 16 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 199 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 [2022-12-13 17:22:04,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 199 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:22:04,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2022-12-13 17:22:04,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2022-12-13 17:22:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 65 states have (on average 1.3076923076923077) internal successors, (85), 73 states have internal predecessors, (85), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2022-12-13 17:22:04,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 111 transitions. [2022-12-13 17:22:04,522 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 111 transitions. Word has length 33 [2022-12-13 17:22:04,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:04,523 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 111 transitions. [2022-12-13 17:22:04,523 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) [2022-12-13 17:22:04,523 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 111 transitions. [2022-12-13 17:22:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-13 17:22:04,524 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:04,524 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] [2022-12-13 17:22:04,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 17:22:04,524 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:04,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:04,525 INFO L85 PathProgramCache]: Analyzing trace with hash 746670416, now seen corresponding path program 1 times [2022-12-13 17:22:04,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:04,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429583819] [2022-12-13 17:22:04,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:04,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 17:22:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 17:22:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 17:22:04,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:04,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429583819] [2022-12-13 17:22:04,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429583819] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:22:04,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:22:04,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 17:22:04,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125784780] [2022-12-13 17:22:04,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:22:04,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 17:22:04,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:04,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 17:22:04,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:22:04,620 INFO L87 Difference]: Start difference. First operand 87 states and 111 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) [2022-12-13 17:22:04,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:04,649 INFO L93 Difference]: Finished difference Result 244 states and 317 transitions. [2022-12-13 17:22:04,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 17:22:04,650 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 [2022-12-13 17:22:04,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:04,653 INFO L225 Difference]: With dead ends: 244 [2022-12-13 17:22:04,653 INFO L226 Difference]: Without dead ends: 165 [2022-12-13 17:22:04,654 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 [2022-12-13 17:22:04,656 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 86 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 236 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 [2022-12-13 17:22:04,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 236 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:22:04,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-12-13 17:22:04,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2022-12-13 17:22:04,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 119 states have (on average 1.3277310924369747) internal successors, (158), 134 states have internal predecessors, (158), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 19 states have call predecessors, (26), 26 states have call successors, (26) [2022-12-13 17:22:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 210 transitions. [2022-12-13 17:22:04,680 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 210 transitions. Word has length 37 [2022-12-13 17:22:04,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:04,680 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 210 transitions. [2022-12-13 17:22:04,680 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) [2022-12-13 17:22:04,680 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 210 transitions. [2022-12-13 17:22:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-13 17:22:04,681 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:04,682 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] [2022-12-13 17:22:04,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 17:22:04,682 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:04,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:04,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1079510586, now seen corresponding path program 1 times [2022-12-13 17:22:04,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:04,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225935974] [2022-12-13 17:22:04,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:04,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 17:22:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 17:22:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 17:22:04,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:04,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225935974] [2022-12-13 17:22:04,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225935974] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:22:04,793 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:22:04,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:22:04,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696336720] [2022-12-13 17:22:04,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:22:04,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:22:04,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:04,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:22:04,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:22:04,795 INFO L87 Difference]: Start difference. First operand 162 states and 210 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) [2022-12-13 17:22:04,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:04,920 INFO L93 Difference]: Finished difference Result 428 states and 563 transitions. [2022-12-13 17:22:04,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:22:04,921 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 [2022-12-13 17:22:04,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:04,922 INFO L225 Difference]: With dead ends: 428 [2022-12-13 17:22:04,923 INFO L226 Difference]: Without dead ends: 274 [2022-12-13 17:22:04,924 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 [2022-12-13 17:22:04,924 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 59 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:04,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 514 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 17:22:04,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2022-12-13 17:22:04,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 261. [2022-12-13 17:22:04,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 194 states have (on average 1.2783505154639174) internal successors, (248), 211 states have internal predecessors, (248), 36 states have call successors, (36), 30 states have call predecessors, (36), 30 states have return successors, (44), 33 states have call predecessors, (44), 36 states have call successors, (44) [2022-12-13 17:22:04,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 328 transitions. [2022-12-13 17:22:04,944 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 328 transitions. Word has length 41 [2022-12-13 17:22:04,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:04,944 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 328 transitions. [2022-12-13 17:22:04,944 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) [2022-12-13 17:22:04,945 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 328 transitions. [2022-12-13 17:22:04,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-13 17:22:04,946 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:04,946 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:04,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 17:22:04,946 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:04,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:04,947 INFO L85 PathProgramCache]: Analyzing trace with hash -298139813, now seen corresponding path program 1 times [2022-12-13 17:22:04,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:04,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105834339] [2022-12-13 17:22:04,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:04,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:04,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 17:22:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 17:22:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 17:22:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 17:22:05,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:05,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105834339] [2022-12-13 17:22:05,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105834339] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:22:05,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:22:05,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:22:05,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010880049] [2022-12-13 17:22:05,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:22:05,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:22:05,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:05,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:22:05,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:22:05,043 INFO L87 Difference]: Start difference. First operand 261 states and 328 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 17:22:05,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:05,192 INFO L93 Difference]: Finished difference Result 578 states and 747 transitions. [2022-12-13 17:22:05,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 17:22:05,193 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 59 [2022-12-13 17:22:05,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:05,196 INFO L225 Difference]: With dead ends: 578 [2022-12-13 17:22:05,196 INFO L226 Difference]: Without dead ends: 325 [2022-12-13 17:22:05,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-12-13 17:22:05,198 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 71 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:05,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 386 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 17:22:05,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2022-12-13 17:22:05,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 313. [2022-12-13 17:22:05,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 236 states have (on average 1.2627118644067796) internal successors, (298), 253 states have internal predecessors, (298), 40 states have call successors, (40), 30 states have call predecessors, (40), 36 states have return successors, (54), 41 states have call predecessors, (54), 40 states have call successors, (54) [2022-12-13 17:22:05,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 392 transitions. [2022-12-13 17:22:05,224 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 392 transitions. Word has length 59 [2022-12-13 17:22:05,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:05,224 INFO L495 AbstractCegarLoop]: Abstraction has 313 states and 392 transitions. [2022-12-13 17:22:05,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 17:22:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 392 transitions. [2022-12-13 17:22:05,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-13 17:22:05,229 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:05,230 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:05,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 17:22:05,230 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:05,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:05,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1625088221, now seen corresponding path program 1 times [2022-12-13 17:22:05,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:05,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503345117] [2022-12-13 17:22:05,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:05,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 17:22:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 17:22:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 17:22:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 17:22:05,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:05,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503345117] [2022-12-13 17:22:05,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503345117] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:22:05,352 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:22:05,352 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:22:05,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512523527] [2022-12-13 17:22:05,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:22:05,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:22:05,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:05,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:22:05,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:22:05,354 INFO L87 Difference]: Start difference. First operand 313 states and 392 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 17:22:05,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:05,592 INFO L93 Difference]: Finished difference Result 648 states and 829 transitions. [2022-12-13 17:22:05,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 17:22:05,592 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 59 [2022-12-13 17:22:05,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:05,594 INFO L225 Difference]: With dead ends: 648 [2022-12-13 17:22:05,594 INFO L226 Difference]: Without dead ends: 343 [2022-12-13 17:22:05,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-12-13 17:22:05,596 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 238 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:05,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 414 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 17:22:05,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2022-12-13 17:22:05,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 317. [2022-12-13 17:22:05,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 240 states have (on average 1.2583333333333333) internal successors, (302), 257 states have internal predecessors, (302), 40 states have call successors, (40), 30 states have call predecessors, (40), 36 states have return successors, (54), 41 states have call predecessors, (54), 40 states have call successors, (54) [2022-12-13 17:22:05,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 396 transitions. [2022-12-13 17:22:05,618 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 396 transitions. Word has length 59 [2022-12-13 17:22:05,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:05,619 INFO L495 AbstractCegarLoop]: Abstraction has 317 states and 396 transitions. [2022-12-13 17:22:05,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 17:22:05,619 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 396 transitions. [2022-12-13 17:22:05,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-13 17:22:05,620 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:05,621 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:05,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 17:22:05,621 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:05,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:05,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1283675681, now seen corresponding path program 1 times [2022-12-13 17:22:05,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:05,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182179745] [2022-12-13 17:22:05,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:05,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 17:22:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 17:22:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 17:22:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 17:22:05,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:05,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182179745] [2022-12-13 17:22:05,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182179745] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:22:05,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:22:05,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 17:22:05,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588448860] [2022-12-13 17:22:05,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:22:05,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 17:22:05,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:05,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 17:22:05,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 17:22:05,702 INFO L87 Difference]: Start difference. First operand 317 states and 396 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 17:22:05,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:05,934 INFO L93 Difference]: Finished difference Result 898 states and 1165 transitions. [2022-12-13 17:22:05,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 17:22:05,935 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 59 [2022-12-13 17:22:05,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:05,940 INFO L225 Difference]: With dead ends: 898 [2022-12-13 17:22:05,940 INFO L226 Difference]: Without dead ends: 589 [2022-12-13 17:22:05,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:22:05,941 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 235 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:05,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 327 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 17:22:05,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2022-12-13 17:22:05,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 582. [2022-12-13 17:22:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 582 states, 439 states have (on average 1.2300683371298406) internal successors, (540), 465 states have internal predecessors, (540), 77 states have call successors, (77), 63 states have call predecessors, (77), 65 states have return successors, (115), 76 states have call predecessors, (115), 77 states have call successors, (115) [2022-12-13 17:22:05,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 732 transitions. [2022-12-13 17:22:05,974 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 732 transitions. Word has length 59 [2022-12-13 17:22:05,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:05,974 INFO L495 AbstractCegarLoop]: Abstraction has 582 states and 732 transitions. [2022-12-13 17:22:05,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 17:22:05,974 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 732 transitions. [2022-12-13 17:22:05,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-13 17:22:05,975 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:05,975 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:05,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 17:22:05,975 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:05,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:05,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1565994427, now seen corresponding path program 1 times [2022-12-13 17:22:05,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:05,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318355991] [2022-12-13 17:22:05,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:05,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:06,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:06,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 17:22:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:06,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 17:22:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:06,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:06,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-12-13 17:22:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 17:22:06,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:06,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318355991] [2022-12-13 17:22:06,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318355991] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:22:06,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:22:06,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 17:22:06,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249417307] [2022-12-13 17:22:06,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:22:06,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 17:22:06,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:06,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 17:22:06,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-12-13 17:22:06,178 INFO L87 Difference]: Start difference. First operand 582 states and 732 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-12-13 17:22:07,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:07,042 INFO L93 Difference]: Finished difference Result 1865 states and 2460 transitions. [2022-12-13 17:22:07,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-12-13 17:22:07,043 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) Word has length 63 [2022-12-13 17:22:07,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:07,050 INFO L225 Difference]: With dead ends: 1865 [2022-12-13 17:22:07,050 INFO L226 Difference]: Without dead ends: 1394 [2022-12-13 17:22:07,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 296 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=221, Invalid=969, Unknown=0, NotChecked=0, Total=1190 [2022-12-13 17:22:07,054 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 597 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 975 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 1186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:07,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [608 Valid, 822 Invalid, 1186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 975 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 17:22:07,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2022-12-13 17:22:07,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1135. [2022-12-13 17:22:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1135 states, 854 states have (on average 1.2271662763466042) internal successors, (1048), 911 states have internal predecessors, (1048), 152 states have call successors, (152), 112 states have call predecessors, (152), 128 states have return successors, (230), 150 states have call predecessors, (230), 152 states have call successors, (230) [2022-12-13 17:22:07,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1430 transitions. [2022-12-13 17:22:07,125 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1430 transitions. Word has length 63 [2022-12-13 17:22:07,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:07,125 INFO L495 AbstractCegarLoop]: Abstraction has 1135 states and 1430 transitions. [2022-12-13 17:22:07,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-12-13 17:22:07,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1430 transitions. [2022-12-13 17:22:07,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-13 17:22:07,128 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:07,128 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:07,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 17:22:07,129 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:07,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:07,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1171557300, now seen corresponding path program 1 times [2022-12-13 17:22:07,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:07,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500633402] [2022-12-13 17:22:07,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:07,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 17:22:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:07,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:22:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:22:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 17:22:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,229 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-13 17:22:07,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:07,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500633402] [2022-12-13 17:22:07,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500633402] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:22:07,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:22:07,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:22:07,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847600584] [2022-12-13 17:22:07,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:22:07,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 17:22:07,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:07,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:22:07,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:22:07,231 INFO L87 Difference]: Start difference. First operand 1135 states and 1430 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 17:22:07,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:07,510 INFO L93 Difference]: Finished difference Result 1371 states and 1719 transitions. [2022-12-13 17:22:07,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 17:22:07,511 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 93 [2022-12-13 17:22:07,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:07,513 INFO L225 Difference]: With dead ends: 1371 [2022-12-13 17:22:07,513 INFO L226 Difference]: Without dead ends: 582 [2022-12-13 17:22:07,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2022-12-13 17:22:07,516 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 337 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:07,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 328 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 17:22:07,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2022-12-13 17:22:07,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 556. [2022-12-13 17:22:07,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 419 states have (on average 1.1933174224343674) internal successors, (500), 445 states have internal predecessors, (500), 73 states have call successors, (73), 55 states have call predecessors, (73), 63 states have return successors, (112), 73 states have call predecessors, (112), 73 states have call successors, (112) [2022-12-13 17:22:07,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 685 transitions. [2022-12-13 17:22:07,567 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 685 transitions. Word has length 93 [2022-12-13 17:22:07,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:07,568 INFO L495 AbstractCegarLoop]: Abstraction has 556 states and 685 transitions. [2022-12-13 17:22:07,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 17:22:07,568 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 685 transitions. [2022-12-13 17:22:07,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-13 17:22:07,575 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:07,575 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:07,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 17:22:07,575 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:07,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:07,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1917161194, now seen corresponding path program 1 times [2022-12-13 17:22:07,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:07,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800693511] [2022-12-13 17:22:07,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:07,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 17:22:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:22:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 17:22:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 17:22:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 17:22:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:22:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 17:22:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,771 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-13 17:22:07,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:07,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800693511] [2022-12-13 17:22:07,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800693511] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:22:07,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1581563583] [2022-12-13 17:22:07,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:07,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:22:07,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:22:07,773 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:22:07,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 17:22:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:07,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 17:22:07,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:22:08,011 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:22:08,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 17:22:08,178 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-13 17:22:08,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1581563583] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 17:22:08,179 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 17:22:08,179 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 15 [2022-12-13 17:22:08,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997058308] [2022-12-13 17:22:08,179 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 17:22:08,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-12-13 17:22:08,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:08,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-12-13 17:22:08,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-12-13 17:22:08,187 INFO L87 Difference]: Start difference. First operand 556 states and 685 transitions. Second operand has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (21), 8 states have call predecessors, (21), 6 states have call successors, (21) [2022-12-13 17:22:09,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:09,113 INFO L93 Difference]: Finished difference Result 1201 states and 1516 transitions. [2022-12-13 17:22:09,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-12-13 17:22:09,113 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (21), 8 states have call predecessors, (21), 6 states have call successors, (21) Word has length 106 [2022-12-13 17:22:09,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:09,118 INFO L225 Difference]: With dead ends: 1201 [2022-12-13 17:22:09,118 INFO L226 Difference]: Without dead ends: 701 [2022-12-13 17:22:09,120 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 237 SyntacticMatches, 4 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 463 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=441, Invalid=1451, Unknown=0, NotChecked=0, Total=1892 [2022-12-13 17:22:09,121 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 410 mSDsluCounter, 1081 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 1430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:09,121 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 1246 Invalid, 1430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1215 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 17:22:09,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2022-12-13 17:22:09,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 617. [2022-12-13 17:22:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 617 states, 459 states have (on average 1.1764705882352942) internal successors, (540), 493 states have internal predecessors, (540), 83 states have call successors, (83), 69 states have call predecessors, (83), 74 states have return successors, (108), 78 states have call predecessors, (108), 83 states have call successors, (108) [2022-12-13 17:22:09,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 731 transitions. [2022-12-13 17:22:09,183 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 731 transitions. Word has length 106 [2022-12-13 17:22:09,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:09,183 INFO L495 AbstractCegarLoop]: Abstraction has 617 states and 731 transitions. [2022-12-13 17:22:09,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (21), 8 states have call predecessors, (21), 6 states have call successors, (21) [2022-12-13 17:22:09,184 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 731 transitions. [2022-12-13 17:22:09,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-12-13 17:22:09,188 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:09,188 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:09,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 17:22:09,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 17:22:09,390 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:09,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:09,392 INFO L85 PathProgramCache]: Analyzing trace with hash 670646930, now seen corresponding path program 1 times [2022-12-13 17:22:09,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:09,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962569047] [2022-12-13 17:22:09,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:09,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 17:22:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:09,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:22:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:22:09,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 17:22:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:22:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 17:22:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 17:22:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 17:22:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 17:22:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 17:22:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-12-13 17:22:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,768 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 84 proven. 13 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-12-13 17:22:09,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:09,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962569047] [2022-12-13 17:22:09,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962569047] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:22:09,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [584919706] [2022-12-13 17:22:09,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:09,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:22:09,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:22:09,770 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:22:09,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 17:22:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:09,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 17:22:09,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:22:10,067 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 158 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-13 17:22:10,067 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 17:22:10,460 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 78 proven. 42 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-12-13 17:22:10,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [584919706] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 17:22:10,460 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 17:22:10,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 11] total 28 [2022-12-13 17:22:10,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241703834] [2022-12-13 17:22:10,461 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 17:22:10,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-12-13 17:22:10,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:10,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-12-13 17:22:10,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=632, Unknown=0, NotChecked=0, Total=756 [2022-12-13 17:22:10,464 INFO L87 Difference]: Start difference. First operand 617 states and 731 transitions. Second operand has 28 states, 28 states have (on average 7.535714285714286) internal successors, (211), 22 states have internal predecessors, (211), 10 states have call successors, (37), 8 states have call predecessors, (37), 11 states have return successors, (41), 11 states have call predecessors, (41), 10 states have call successors, (41) [2022-12-13 17:22:12,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:12,142 INFO L93 Difference]: Finished difference Result 1768 states and 2177 transitions. [2022-12-13 17:22:12,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-12-13 17:22:12,142 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 7.535714285714286) internal successors, (211), 22 states have internal predecessors, (211), 10 states have call successors, (37), 8 states have call predecessors, (37), 11 states have return successors, (41), 11 states have call predecessors, (41), 10 states have call successors, (41) Word has length 195 [2022-12-13 17:22:12,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:12,148 INFO L225 Difference]: With dead ends: 1768 [2022-12-13 17:22:12,148 INFO L226 Difference]: Without dead ends: 1159 [2022-12-13 17:22:12,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 424 SyntacticMatches, 4 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1513 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1066, Invalid=4786, Unknown=0, NotChecked=0, Total=5852 [2022-12-13 17:22:12,151 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 1181 mSDsluCounter, 1138 mSDsCounter, 0 mSdLazyCounter, 2198 mSolverCounterSat, 498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 1266 SdHoareTripleChecker+Invalid, 2696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 498 IncrementalHoareTripleChecker+Valid, 2198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:12,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1181 Valid, 1266 Invalid, 2696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [498 Valid, 2198 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 17:22:12,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1159 states. [2022-12-13 17:22:12,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1159 to 1087. [2022-12-13 17:22:12,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1087 states, 818 states have (on average 1.117359413202934) internal successors, (914), 864 states have internal predecessors, (914), 145 states have call successors, (145), 125 states have call predecessors, (145), 123 states have return successors, (168), 130 states have call predecessors, (168), 145 states have call successors, (168) [2022-12-13 17:22:12,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 1087 states and 1227 transitions. [2022-12-13 17:22:12,219 INFO L78 Accepts]: Start accepts. Automaton has 1087 states and 1227 transitions. Word has length 195 [2022-12-13 17:22:12,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:12,219 INFO L495 AbstractCegarLoop]: Abstraction has 1087 states and 1227 transitions. [2022-12-13 17:22:12,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 7.535714285714286) internal successors, (211), 22 states have internal predecessors, (211), 10 states have call successors, (37), 8 states have call predecessors, (37), 11 states have return successors, (41), 11 states have call predecessors, (41), 10 states have call successors, (41) [2022-12-13 17:22:12,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1227 transitions. [2022-12-13 17:22:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-12-13 17:22:12,224 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:12,225 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:12,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 17:22:12,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:22:12,425 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:12,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:12,426 INFO L85 PathProgramCache]: Analyzing trace with hash 2132410704, now seen corresponding path program 1 times [2022-12-13 17:22:12,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:12,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348636517] [2022-12-13 17:22:12,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:12,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 17:22:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:22:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:22:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 17:22:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:22:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 17:22:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 17:22:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 17:22:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:12,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 17:22:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 17:22:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 17:22:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 17:22:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 17:22:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 17:22:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,718 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 86 proven. 53 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-12-13 17:22:12,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:12,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348636517] [2022-12-13 17:22:12,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348636517] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:22:12,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809219585] [2022-12-13 17:22:12,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:12,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:22:12,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:22:12,720 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:22:12,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 17:22:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:12,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 17:22:12,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:22:12,924 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 195 proven. 9 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-13 17:22:12,924 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 17:22:13,217 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 99 proven. 54 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-12-13 17:22:13,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809219585] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 17:22:13,218 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 17:22:13,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 22 [2022-12-13 17:22:13,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595682164] [2022-12-13 17:22:13,218 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 17:22:13,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-12-13 17:22:13,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:13,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-12-13 17:22:13,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=394, Unknown=0, NotChecked=0, Total=462 [2022-12-13 17:22:13,220 INFO L87 Difference]: Start difference. First operand 1087 states and 1227 transitions. Second operand has 22 states, 22 states have (on average 10.363636363636363) internal successors, (228), 15 states have internal predecessors, (228), 7 states have call successors, (48), 8 states have call predecessors, (48), 11 states have return successors, (42), 10 states have call predecessors, (42), 7 states have call successors, (42) [2022-12-13 17:22:14,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:14,296 INFO L93 Difference]: Finished difference Result 2124 states and 2428 transitions. [2022-12-13 17:22:14,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-12-13 17:22:14,297 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 10.363636363636363) internal successors, (228), 15 states have internal predecessors, (228), 7 states have call successors, (48), 8 states have call predecessors, (48), 11 states have return successors, (42), 10 states have call predecessors, (42), 7 states have call successors, (42) Word has length 211 [2022-12-13 17:22:14,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:14,308 INFO L225 Difference]: With dead ends: 2124 [2022-12-13 17:22:14,308 INFO L226 Difference]: Without dead ends: 1141 [2022-12-13 17:22:14,311 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 468 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=483, Invalid=1869, Unknown=0, NotChecked=0, Total=2352 [2022-12-13 17:22:14,312 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 561 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 565 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 1927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:14,312 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [565 Valid, 388 Invalid, 1927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 17:22:14,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1141 states. [2022-12-13 17:22:14,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1141 to 1085. [2022-12-13 17:22:14,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 818 states have (on average 1.10880195599022) internal successors, (907), 862 states have internal predecessors, (907), 139 states have call successors, (139), 127 states have call predecessors, (139), 127 states have return successors, (162), 128 states have call predecessors, (162), 139 states have call successors, (162) [2022-12-13 17:22:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1208 transitions. [2022-12-13 17:22:14,392 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1208 transitions. Word has length 211 [2022-12-13 17:22:14,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:14,393 INFO L495 AbstractCegarLoop]: Abstraction has 1085 states and 1208 transitions. [2022-12-13 17:22:14,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 10.363636363636363) internal successors, (228), 15 states have internal predecessors, (228), 7 states have call successors, (48), 8 states have call predecessors, (48), 11 states have return successors, (42), 10 states have call predecessors, (42), 7 states have call successors, (42) [2022-12-13 17:22:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1208 transitions. [2022-12-13 17:22:14,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-12-13 17:22:14,396 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:14,396 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:14,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 17:22:14,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:22:14,597 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:14,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:14,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1954980905, now seen corresponding path program 1 times [2022-12-13 17:22:14,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:14,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117333077] [2022-12-13 17:22:14,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:14,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 17:22:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:22:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:22:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 17:22:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:22:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 17:22:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:22:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:22:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 17:22:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 17:22:14,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 17:22:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 17:22:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 17:22:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 17:22:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,805 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 73 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-13 17:22:14,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:14,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117333077] [2022-12-13 17:22:14,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117333077] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:22:14,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469885849] [2022-12-13 17:22:14,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:14,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:22:14,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:22:14,806 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:22:14,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 17:22:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:14,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-13 17:22:14,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:22:15,093 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 138 proven. 26 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-12-13 17:22:15,093 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 17:22:15,556 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 99 proven. 45 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-12-13 17:22:15,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469885849] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 17:22:15,556 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 17:22:15,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 8, 13] total 28 [2022-12-13 17:22:15,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280844138] [2022-12-13 17:22:15,557 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 17:22:15,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-12-13 17:22:15,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:15,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-12-13 17:22:15,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2022-12-13 17:22:15,559 INFO L87 Difference]: Start difference. First operand 1085 states and 1208 transitions. Second operand has 28 states, 28 states have (on average 9.285714285714286) internal successors, (260), 22 states have internal predecessors, (260), 14 states have call successors, (51), 12 states have call predecessors, (51), 15 states have return successors, (52), 15 states have call predecessors, (52), 14 states have call successors, (52) [2022-12-13 17:22:17,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:17,867 INFO L93 Difference]: Finished difference Result 2390 states and 2704 transitions. [2022-12-13 17:22:17,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-12-13 17:22:17,867 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 9.285714285714286) internal successors, (260), 22 states have internal predecessors, (260), 14 states have call successors, (51), 12 states have call predecessors, (51), 15 states have return successors, (52), 15 states have call predecessors, (52), 14 states have call successors, (52) Word has length 212 [2022-12-13 17:22:17,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:17,873 INFO L225 Difference]: With dead ends: 2390 [2022-12-13 17:22:17,873 INFO L226 Difference]: Without dead ends: 1415 [2022-12-13 17:22:17,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 560 GetRequests, 464 SyntacticMatches, 8 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2147 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1571, Invalid=6439, Unknown=0, NotChecked=0, Total=8010 [2022-12-13 17:22:17,877 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 1924 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 4467 mSolverCounterSat, 1077 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1924 SdHoareTripleChecker+Valid, 953 SdHoareTripleChecker+Invalid, 5544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1077 IncrementalHoareTripleChecker+Valid, 4467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:17,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1924 Valid, 953 Invalid, 5544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1077 Valid, 4467 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-12-13 17:22:17,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2022-12-13 17:22:17,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1270. [2022-12-13 17:22:17,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 958 states have (on average 1.0991649269311066) internal successors, (1053), 994 states have internal predecessors, (1053), 166 states have call successors, (166), 153 states have call predecessors, (166), 145 states have return successors, (183), 148 states have call predecessors, (183), 166 states have call successors, (183) [2022-12-13 17:22:17,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 1402 transitions. [2022-12-13 17:22:17,967 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 1402 transitions. Word has length 212 [2022-12-13 17:22:17,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:17,967 INFO L495 AbstractCegarLoop]: Abstraction has 1270 states and 1402 transitions. [2022-12-13 17:22:17,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 9.285714285714286) internal successors, (260), 22 states have internal predecessors, (260), 14 states have call successors, (51), 12 states have call predecessors, (51), 15 states have return successors, (52), 15 states have call predecessors, (52), 14 states have call successors, (52) [2022-12-13 17:22:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1402 transitions. [2022-12-13 17:22:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-12-13 17:22:17,971 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:22:17,971 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:17,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 17:22:18,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-13 17:22:18,172 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 17:22:18,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:22:18,173 INFO L85 PathProgramCache]: Analyzing trace with hash -457369096, now seen corresponding path program 1 times [2022-12-13 17:22:18,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:22:18,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231324065] [2022-12-13 17:22:18,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:18,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:22:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 17:22:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:22:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:22:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 17:22:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:22:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 17:22:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 17:22:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 17:22:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 17:22:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 17:22:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 17:22:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-12-13 17:22:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 17:22:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 17:22:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:22:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:22:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 17:22:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 17:22:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 17:22:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 17:22:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 17:22:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-12-13 17:22:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:18,987 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 99 proven. 131 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2022-12-13 17:22:18,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:22:18,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231324065] [2022-12-13 17:22:18,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231324065] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:22:18,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021177684] [2022-12-13 17:22:18,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:22:18,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:22:18,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:22:18,989 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:22:18,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 17:22:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:22:19,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-13 17:22:19,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:22:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 155 proven. 89 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-12-13 17:22:19,315 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 17:22:19,927 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 96 proven. 136 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-12-13 17:22:19,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021177684] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 17:22:19,927 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 17:22:19,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 11, 16] total 32 [2022-12-13 17:22:19,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569881833] [2022-12-13 17:22:19,928 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 17:22:19,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-12-13 17:22:19,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:22:19,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-12-13 17:22:19,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=825, Unknown=0, NotChecked=0, Total=992 [2022-12-13 17:22:19,931 INFO L87 Difference]: Start difference. First operand 1270 states and 1402 transitions. Second operand has 32 states, 32 states have (on average 9.8125) internal successors, (314), 28 states have internal predecessors, (314), 19 states have call successors, (62), 13 states have call predecessors, (62), 20 states have return successors, (65), 19 states have call predecessors, (65), 19 states have call successors, (65) [2022-12-13 17:22:21,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:22:21,523 INFO L93 Difference]: Finished difference Result 2002 states and 2228 transitions. [2022-12-13 17:22:21,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-12-13 17:22:21,523 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 9.8125) internal successors, (314), 28 states have internal predecessors, (314), 19 states have call successors, (62), 13 states have call predecessors, (62), 20 states have return successors, (65), 19 states have call predecessors, (65), 19 states have call successors, (65) Word has length 266 [2022-12-13 17:22:21,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:22:21,524 INFO L225 Difference]: With dead ends: 2002 [2022-12-13 17:22:21,524 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 17:22:21,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 651 GetRequests, 570 SyntacticMatches, 15 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 963 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=951, Invalid=3605, Unknown=0, NotChecked=0, Total=4556 [2022-12-13 17:22:21,527 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 917 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 2571 mSolverCounterSat, 382 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 919 SdHoareTripleChecker+Valid, 760 SdHoareTripleChecker+Invalid, 2953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 2571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 17:22:21,527 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [919 Valid, 760 Invalid, 2953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 2571 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 17:22:21,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 17:22:21,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 17:22:21,527 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) [2022-12-13 17:22:21,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 17:22:21,528 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 266 [2022-12-13 17:22:21,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:22:21,528 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 17:22:21,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 9.8125) internal successors, (314), 28 states have internal predecessors, (314), 19 states have call successors, (62), 13 states have call predecessors, (62), 20 states have return successors, (65), 19 states have call predecessors, (65), 19 states have call successors, (65) [2022-12-13 17:22:21,528 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 17:22:21,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 17:22:21,530 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 17:22:21,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 17:22:21,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-12-13 17:22:21,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 17:22:35,701 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2022-12-13 17:22:35,702 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 185 192) 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)))) [2022-12-13 17:22:35,702 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2022-12-13 17:22:35,702 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 101 107) no Hoare annotation was computed. [2022-12-13 17:22:35,702 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 101 107) the Hoare annotation is: true [2022-12-13 17:22:35,702 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 932 943) the Hoare annotation is: (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (<= 0 ~waterLevel~0))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse4) (or .cse1 .cse2 .cse4 (not (<= 2 ~waterLevel~0)) .cse5 .cse6) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 .cse2 .cse7 .cse4) (or .cse0 .cse2 .cse3 .cse4 .cse8) (or .cse1 .cse2 .cse7 .cse4 .cse5 (not (<= ~waterLevel~0 1))) (or .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse7 .cse8 .cse6 (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-12-13 17:22:35,702 INFO L899 garLoopResultBuilder]: For program point L936-1(lines 932 943) no Hoare annotation was computed. [2022-12-13 17:22:35,702 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 932 943) no Hoare annotation was computed. [2022-12-13 17:22:35,702 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 355 384) no Hoare annotation was computed. [2022-12-13 17:22:35,703 INFO L902 garLoopResultBuilder]: At program point L380(lines 355 384) the Hoare annotation is: true [2022-12-13 17:22:35,703 INFO L899 garLoopResultBuilder]: For program point L376(line 376) no Hoare annotation was computed. [2022-12-13 17:22:35,703 INFO L899 garLoopResultBuilder]: For program point L369(lines 369 373) no Hoare annotation was computed. [2022-12-13 17:22:35,703 INFO L902 garLoopResultBuilder]: At program point L369-1(lines 369 373) the Hoare annotation is: true [2022-12-13 17:22:35,703 INFO L899 garLoopResultBuilder]: For program point L366(line 366) no Hoare annotation was computed. [2022-12-13 17:22:35,703 INFO L902 garLoopResultBuilder]: At program point L365-2(lines 365 379) the Hoare annotation is: true [2022-12-13 17:22:35,703 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 355 384) the Hoare annotation is: true [2022-12-13 17:22:35,703 INFO L902 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-12-13 17:22:35,703 INFO L899 garLoopResultBuilder]: For program point L361-1(line 361) no Hoare annotation was computed. [2022-12-13 17:22:35,704 INFO L895 garLoopResultBuilder]: At program point L886(line 886) the Hoare annotation is: (let ((.cse11 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse9 (= ~pumpRunning~0 0)) (.cse10 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse13 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| ~waterLevel~0)) (.cse22 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse12 (<= ~waterLevel~0 0)) (.cse16 (<= 0 ~waterLevel~0)) (.cse23 (not (= 0 ~systemActive~0))) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse21 (not (= |old(~waterLevel~0)| 2))) (.cse25 (= ~waterLevel~0 1)) (.cse24 (not (<= 2 |old(~waterLevel~0)|))) (.cse20 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and .cse9 .cse10 .cse13 .cse22)) (.cse19 (not .cse7)) (.cse1 (not .cse11)) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse14 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse15 (<= 1 ~switchedOnBeforeTS~0)) (.cse17 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= |old(~waterLevel~0)| 0))) (.cse18 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1 .cse8 .cse4 (and .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) .cse17 .cse18) (or .cse6 .cse1 .cse8 .cse19 (and .cse20 .cse10 .cse12 .cse13 .cse14 .cse15 .cse16) .cse18) (or .cse0 .cse1 .cse19 .cse21) (or .cse0 (and .cse9 .cse22) .cse23) (or .cse0 .cse1 .cse4 .cse17 .cse24) (or .cse0 (not (< 1 |old(~waterLevel~0)|)) .cse17 .cse23) (or .cse0 .cse6 .cse1 .cse4 (and .cse9 .cse10 .cse13 .cse25)) (or .cse1 .cse8 .cse4 (and .cse9 .cse10 .cse11 .cse13 .cse14 .cse25 .cse15) .cse21) (or (and .cse20 .cse10 .cse13 .cse14 .cse25 .cse15) .cse1 .cse8 .cse19 .cse17 .cse24) (or .cse1 .cse8 .cse2 (and .cse20 .cse10 .cse13 .cse22 .cse14 .cse15) .cse19 .cse5 .cse18) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3 .cse19) (or .cse7 .cse1 .cse8 .cse2 .cse4 (and .cse9 .cse10 .cse13 .cse22 .cse14 .cse15) .cse17 .cse5 .cse18)))) [2022-12-13 17:22:35,704 INFO L899 garLoopResultBuilder]: For program point L886-1(line 886) no Hoare annotation was computed. [2022-12-13 17:22:35,704 INFO L899 garLoopResultBuilder]: For program point L81(lines 81 87) no Hoare annotation was computed. [2022-12-13 17:22:35,704 INFO L899 garLoopResultBuilder]: For program point L81-2(lines 77 99) no Hoare annotation was computed. [2022-12-13 17:22:35,704 INFO L899 garLoopResultBuilder]: For program point L143(lines 143 151) no Hoare annotation was computed. [2022-12-13 17:22:35,704 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 156) no Hoare annotation was computed. [2022-12-13 17:22:35,704 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 74 100) no Hoare annotation was computed. [2022-12-13 17:22:35,705 INFO L895 garLoopResultBuilder]: At program point getWaterLevel_returnLabel#1(lines 976 984) the Hoare annotation is: (let ((.cse14 (= ~methaneLevelCritical~0 0)) (.cse11 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse18 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse20 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse8 (not (<= |old(~waterLevel~0)| 0))) (.cse17 (not (= |old(~waterLevel~0)| 2))) (.cse22 (and .cse1 .cse20 .cse2)) (.cse15 (not (<= 1 ~methaneLevelCritical~0))) (.cse19 (= ~waterLevel~0 1)) (.cse16 (not (<= |old(~waterLevel~0)| 2))) (.cse24 (not (<= 2 |old(~waterLevel~0)|))) (.cse23 (not (= |old(~waterLevel~0)| 1))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse25 (<= ~waterLevel~0 0)) (.cse12 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse13 (<= 1 ~switchedOnBeforeTS~0)) (.cse26 (<= 0 ~waterLevel~0)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not .cse18)) (.cse6 (not (<= 0 |old(~waterLevel~0)|))) (.cse21 (and .cse1 .cse11 .cse2)) (.cse7 (not .cse14))) (and (or .cse0 (and .cse1 .cse2) .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (and .cse10 .cse11 .cse2 .cse12 .cse13)) (or .cse14 .cse4 .cse5 .cse6 (and .cse1 .cse11 .cse2 .cse12 .cse13) .cse15 .cse16 .cse8 .cse9) (or .cse4 .cse5 .cse15 .cse17 (and .cse1 .cse11 .cse18 .cse12 .cse19 .cse13)) (or .cse0 .cse20 (not (< 1 |old(~waterLevel~0)|)) .cse16 .cse3) (or .cse0 .cse4 .cse6 .cse21 .cse15 .cse8) (or .cse22 .cse0 .cse4 .cse15 .cse17) (or .cse0 (and .cse1 .cse11 .cse19) .cse23 .cse4 .cse15) (or .cse22 .cse0 .cse4 .cse7 (and (<= 1 ~pumpRunning~0) .cse20 .cse2) .cse16 .cse24) (or .cse23 .cse14 .cse4 .cse5 .cse15 (and .cse1 .cse11 .cse18 .cse25 .cse12 .cse13 .cse26) .cse16 .cse9) (or .cse4 .cse5 .cse7 (and .cse10 .cse11 .cse12 .cse19 .cse13) .cse16 .cse24) (or .cse23 .cse4 .cse5 .cse7 .cse9 (and .cse10 .cse11 .cse25 .cse12 .cse13 .cse26)) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse4 .cse6 .cse21 .cse7)))) [2022-12-13 17:22:35,705 INFO L899 garLoopResultBuilder]: For program point L912(lines 912 916) no Hoare annotation was computed. [2022-12-13 17:22:35,706 INFO L895 garLoopResultBuilder]: At program point L912-2(lines 908 919) the Hoare annotation is: (let ((.cse13 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse14 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (and .cse13 (= ~waterLevel~0 1) .cse14)) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse10 (and .cse13 (= |old(~waterLevel~0)| ~waterLevel~0) .cse14)) (.cse8 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (<= 0 |old(~waterLevel~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse12 (and .cse13 (<= ~waterLevel~0 0) .cse14 (<= 0 ~waterLevel~0))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse4) (or .cse0 .cse1 .cse6 .cse3 .cse4) (or .cse5 .cse0 .cse6 (not (<= |old(~waterLevel~0)| 2)) (not (<= 2 |old(~waterLevel~0)|))) (or .cse5 .cse0 .cse7 .cse6 .cse8) (or .cse5 .cse9 .cse0 .cse6) (or .cse10 .cse0 .cse1 .cse7 .cse6 .cse8 .cse11) (or .cse10 .cse0 .cse1 .cse7 .cse2 .cse8 .cse11) (or .cse9 .cse0 .cse1 .cse2 .cse12 .cse11) (or (not (<= |old(~waterLevel~0)| 1)) .cse5 .cse0 .cse7 .cse2) (or .cse9 .cse0 .cse1 .cse6 .cse12 .cse11) (or .cse5 (not (= 0 ~systemActive~0)))))) [2022-12-13 17:22:35,706 INFO L895 garLoopResultBuilder]: At program point L871(line 871) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse8 (= ~waterLevel~0 1))) (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse14 (and .cse17 .cse7 .cse8)) (.cse15 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse12 (and .cse6 .cse7 .cse18)) (.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse13 (not (<= 0 |old(~waterLevel~0)|))) (.cse16 (not (<= |old(~waterLevel~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (and .cse17 .cse7 .cse18))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (and .cse6 .cse7 .cse8) .cse9 .cse10 .cse0 .cse11) (or .cse12 .cse9 .cse0 .cse2 .cse3 .cse5) (or .cse12 .cse9 .cse0 .cse11 .cse3 .cse5) (or .cse12 (not (<= |old(~waterLevel~0)| 1)) .cse9 .cse0 .cse13 .cse2) (or .cse10 .cse0 .cse1 .cse14 .cse2 .cse15) (or .cse0 .cse1 .cse13 .cse2 .cse4 .cse16 .cse15) (or .cse10 .cse0 .cse1 .cse14 .cse11 .cse15) (or .cse12 .cse9 (not (= 0 ~systemActive~0))) (or .cse0 .cse1 .cse13 .cse11 .cse4 .cse16 .cse15) (or .cse12 .cse9 .cse0 .cse13 .cse11 .cse16) (or .cse0 .cse1 .cse11 (not (= |old(~waterLevel~0)| 2)) .cse4)))) [2022-12-13 17:22:35,706 INFO L899 garLoopResultBuilder]: For program point L871-1(line 871) no Hoare annotation was computed. [2022-12-13 17:22:35,706 INFO L899 garLoopResultBuilder]: For program point L888(lines 888 898) no Hoare annotation was computed. [2022-12-13 17:22:35,706 INFO L899 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2022-12-13 17:22:35,707 INFO L895 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: (let ((.cse9 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse12 (not (<= |old(~waterLevel~0)| 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse13 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (= 1 ~systemActive~0))) (.cse7 (not (<= 0 |old(~waterLevel~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and .cse2 .cse3 (= ~waterLevel~0 1) .cse4) .cse5 .cse6) (or .cse0 .cse1 .cse7 .cse8 .cse9 .cse10) (or .cse11 .cse0 .cse5 .cse6) (or .cse11 .cse0 .cse8 .cse9 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 .cse8 .cse6) (or .cse11 .cse0 .cse7 .cse8 .cse12) (or .cse11 .cse13 .cse0 .cse8) (or (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 .cse4) .cse0 .cse1 .cse7 .cse5 .cse12 .cse10) (or (and .cse2 (<= ~waterLevel~0 0) .cse3 .cse4 (<= 0 ~waterLevel~0)) .cse13 .cse0 .cse1 .cse5 .cse10) (or (not (<= |old(~waterLevel~0)| 1)) .cse11 .cse0 .cse7 .cse5) (or .cse11 (not (= 0 ~systemActive~0))))) [2022-12-13 17:22:35,707 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 901) no Hoare annotation was computed. [2022-12-13 17:22:35,707 INFO L895 garLoopResultBuilder]: At program point L884-1(lines 876 904) the Hoare annotation is: (let ((.cse27 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse6 (<= ~pumpRunning~0 |timeShift___utac_acc__Specification5_spec__3_~tmp___0~2#1|)) (.cse28 (= 1 ~systemActive~0)) (.cse7 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 0)) (.cse16 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| 2))) (let ((.cse14 (not (= 0 ~systemActive~0))) (.cse18 (and .cse12 .cse16 .cse13 .cse17)) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse20 (and .cse4 .cse12 .cse5 .cse6 .cse28 .cse7 .cse13)) (.cse23 (<= ~waterLevel~0 0)) (.cse24 (<= 0 ~waterLevel~0)) (.cse15 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse21 (not (<= 0 |old(~waterLevel~0)|))) (.cse2 (not .cse27)) (.cse26 (not (<= |old(~waterLevel~0)| 0))) (.cse8 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse25 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse11 (not (= |old(~pumpRunning~0)| 0))) (.cse22 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not .cse28)) (.cse19 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (= ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10)) (or .cse11 (and .cse12 .cse13) .cse14) (or .cse11 (not (< 1 |old(~waterLevel~0)|)) .cse15 (and .cse16 .cse17) .cse14) (or .cse11 (and (<= 1 ~pumpRunning~0) .cse16 .cse13 .cse17) .cse0 .cse18 .cse2 .cse3) (or .cse11 .cse0 .cse18 .cse19 .cse15 (not (<= 2 |old(~waterLevel~0)|))) (or (not (<= |old(~waterLevel~0)| 1)) .cse11 .cse20 .cse0 .cse21 .cse2) (or .cse22 .cse0 .cse1 .cse2 (and .cse4 .cse5 .cse6 .cse23 .cse7 .cse8 .cse10 .cse24) .cse25) (or (and .cse12 .cse5 .cse7 .cse8 .cse9 .cse10) .cse0 .cse1 .cse19 .cse3) (or .cse11 .cse20 .cse0 .cse21 .cse19 .cse26) (or .cse22 .cse27 .cse0 .cse1 .cse19 .cse15 (and .cse12 .cse5 .cse23 .cse7 .cse8 .cse10 .cse24) .cse25) (or .cse27 .cse0 .cse1 .cse21 .cse19 (and .cse12 .cse5 .cse7 .cse13 .cse8 .cse10) .cse15 .cse26 .cse25) (or .cse0 .cse1 .cse21 .cse2 .cse26 (and .cse4 .cse5 .cse6 .cse7 .cse13 .cse8 .cse10) .cse25) (or .cse11 .cse22 .cse0 .cse19 (and .cse12 .cse5 .cse6 .cse7 .cse9))))) [2022-12-13 17:22:35,707 INFO L895 garLoopResultBuilder]: At program point L145(line 145) the Hoare annotation is: (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 0))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 0 |old(~waterLevel~0)|))) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse13 (<= 1 ~switchedOnBeforeTS~0)) (.cse10 (not (<= 1 ~methaneLevelCritical~0))) (.cse14 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse6) (or .cse0 .cse1 .cse7 .cse2 .cse8 .cse9) (or .cse5 .cse0 .cse10 .cse3 .cse4) (or .cse5 .cse0 .cse7 .cse10 .cse8) (or (and .cse11 (= |old(~waterLevel~0)| ~waterLevel~0) .cse12 .cse13) .cse0 .cse1 .cse7 .cse10 .cse8 .cse9) (or .cse5 .cse14 .cse0 .cse10) (or .cse0 .cse1 (and .cse11 .cse12 (= ~waterLevel~0 1) .cse13) .cse10 .cse6) (or (not (<= |old(~waterLevel~0)| 1)) .cse5 .cse0 .cse7 .cse2) (or (and .cse11 (<= ~waterLevel~0 0) .cse12 .cse13 (<= 0 ~waterLevel~0)) .cse14 .cse0 .cse1 .cse10 .cse9) (or .cse14 .cse0 .cse1 .cse2 .cse9) (or .cse5 (not (= 0 ~systemActive~0))))) [2022-12-13 17:22:35,708 INFO L895 garLoopResultBuilder]: At program point L141(line 141) the Hoare annotation is: (let ((.cse13 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse14 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (and .cse13 (= ~waterLevel~0 1) .cse14)) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse10 (and .cse13 (= |old(~waterLevel~0)| ~waterLevel~0) .cse14)) (.cse8 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (<= 0 |old(~waterLevel~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse12 (and .cse13 (<= ~waterLevel~0 0) .cse14 (<= 0 ~waterLevel~0))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse4) (or .cse0 .cse1 .cse6 .cse3 .cse4) (or .cse5 .cse0 .cse6 (not (<= |old(~waterLevel~0)| 2)) (not (<= 2 |old(~waterLevel~0)|))) (or .cse5 .cse0 .cse7 .cse6 .cse8) (or .cse5 .cse9 .cse0 .cse6) (or .cse10 .cse0 .cse1 .cse7 .cse6 .cse8 .cse11) (or .cse10 .cse0 .cse1 .cse7 .cse2 .cse8 .cse11) (or .cse9 .cse0 .cse1 .cse2 .cse12 .cse11) (or (not (<= |old(~waterLevel~0)| 1)) .cse5 .cse0 .cse7 .cse2) (or .cse9 .cse0 .cse1 .cse6 .cse12 .cse11) (or .cse5 (not (= 0 ~systemActive~0)))))) [2022-12-13 17:22:35,708 INFO L899 garLoopResultBuilder]: For program point L141-1(line 141) no Hoare annotation was computed. [2022-12-13 17:22:35,708 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 50 57) the Hoare annotation is: (let ((.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse9 (not (= |old(~waterLevel~0)| 2))) (.cse10 (not (<= |old(~waterLevel~0)| 0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse4 .cse7) (or .cse8 .cse0 .cse6 .cse9) (or .cse0 .cse1 .cse2 .cse6 .cse10 .cse5) (or .cse8 .cse0 .cse3 .cse4 .cse7) (or .cse0 .cse1 .cse3 .cse9) (or .cse8 .cse0 .cse2 .cse3 .cse10) (or .cse8 .cse11 .cse0 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse8 .cse0 .cse2 .cse6) (or .cse11 .cse0 .cse1 .cse6 .cse5) (or .cse8 (not (= 0 ~systemActive~0))))) [2022-12-13 17:22:35,708 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 74 100) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse8 (= ~waterLevel~0 1))) (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse14 (and .cse17 .cse7 .cse8)) (.cse15 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse12 (and .cse6 .cse7 .cse18)) (.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse13 (not (<= 0 |old(~waterLevel~0)|))) (.cse16 (not (<= |old(~waterLevel~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (and .cse17 .cse7 .cse18))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (and .cse6 .cse7 .cse8) .cse9 .cse10 .cse0 .cse11) (or .cse12 .cse9 .cse0 .cse2 .cse3 .cse5) (or .cse12 .cse9 .cse0 .cse11 .cse3 .cse5) (or .cse12 (not (<= |old(~waterLevel~0)| 1)) .cse9 .cse0 .cse13 .cse2) (or .cse10 .cse0 .cse1 .cse14 .cse2 .cse15) (or .cse0 .cse1 .cse13 .cse2 .cse4 .cse16 .cse15) (or .cse10 .cse0 .cse1 .cse14 .cse11 .cse15) (or .cse12 .cse9 (not (= 0 ~systemActive~0))) (or .cse0 .cse1 .cse13 .cse11 .cse4 .cse16 .cse15) (or .cse12 .cse9 .cse0 .cse13 .cse11 .cse16) (or .cse0 .cse1 .cse11 (not (= |old(~waterLevel~0)| 2)) .cse4)))) [2022-12-13 17:22:35,708 INFO L895 garLoopResultBuilder]: At program point L154(line 154) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0))) (let ((.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= |old(~waterLevel~0)| 0))) (.cse9 (and .cse12 (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse4 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 .cse2 .cse6 .cse7 .cse5) (or .cse8 .cse9 .cse0 .cse6 .cse10) (or .cse0 .cse1 .cse3 .cse10) (or .cse8 .cse11 .cse0 .cse3 (and .cse12 (= ~waterLevel~0 1))) (or .cse8 .cse9 .cse0 .cse3 .cse10) (or .cse8 .cse9 .cse0 .cse2 .cse3 .cse7) (or (not (<= |old(~waterLevel~0)| 1)) .cse8 .cse9 .cse0 .cse2 .cse6) (or .cse11 .cse0 .cse1 .cse6 .cse5) (or .cse8 (not (= 0 ~systemActive~0)))))) [2022-12-13 17:22:35,709 INFO L895 garLoopResultBuilder]: At program point L154-1(lines 135 159) the Hoare annotation is: (let ((.cse18 (= 1 ~systemActive~0)) (.cse21 (= ~methaneLevelCritical~0 0)) (.cse13 (= ~pumpRunning~0 0)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (= ~waterLevel~0 1)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse19 (<= ~waterLevel~0 0)) (.cse20 (<= 0 ~waterLevel~0)) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse9 (and .cse13 .cse10)) (.cse6 (not .cse21)) (.cse3 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse0 (not .cse18)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse15 (not (<= 0 |old(~waterLevel~0)|))) (.cse12 (not (<= 1 ~methaneLevelCritical~0))) (.cse14 (not (<= |old(~waterLevel~0)| 2))) (.cse16 (not (<= |old(~waterLevel~0)| 0))) (.cse17 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7) (or .cse8 .cse9 .cse0 .cse6 (and (<= 1 ~pumpRunning~0) .cse10) .cse7) (or .cse8 .cse11 .cse0 .cse12 (and .cse13 .cse4)) (or .cse8 .cse9 .cse0 .cse12 .cse14 (not (<= 2 |old(~waterLevel~0)|))) (or .cse8 .cse9 .cse0 .cse15 .cse12 .cse16) (or (and .cse2 .cse10 .cse3 .cse5) .cse0 .cse1 .cse15 .cse6 .cse16 .cse17) (or .cse0 .cse1 .cse12 (and .cse13 .cse18 .cse3 .cse4 .cse5) .cse7) (or (and .cse13 .cse18 .cse19 .cse3 .cse5 .cse20) .cse11 .cse21 .cse0 .cse1 .cse12 .cse14 .cse17) (or (and .cse2 .cse19 .cse3 .cse5 .cse20) .cse11 .cse0 .cse1 .cse6 .cse17) (or (not (<= |old(~waterLevel~0)| 1)) .cse8 .cse9 .cse0 .cse15 .cse6) (or (and .cse13 .cse10 .cse3 .cse5) .cse21 .cse0 .cse1 .cse15 .cse12 .cse14 .cse16 .cse17) (or .cse8 (not (= 0 ~systemActive~0)))))) [2022-12-13 17:22:35,709 INFO L899 garLoopResultBuilder]: For program point L889(lines 889 895) no Hoare annotation was computed. [2022-12-13 17:22:35,709 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 88 94) no Hoare annotation was computed. [2022-12-13 17:22:35,709 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__2_returnLabel#1(lines 866 875) the Hoare annotation is: (let ((.cse13 (= ~pumpRunning~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (= ~waterLevel~0 1)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse19 (= 1 ~systemActive~0)) (.cse20 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse16 (not (<= |old(~waterLevel~0)| 0))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse10 (and .cse5 (let ((.cse21 (<= 1 ~pumpRunning~0))) (or (and .cse21 .cse4 .cse19 .cse14 .cse20) (and .cse21 .cse4 (<= 2 ~waterLevel~0) .cse19 .cse20))))) (.cse18 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse17 (and .cse4 .cse5 .cse20)) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and .cse13 .cse5)) (.cse2 (not .cse19)) (.cse15 (not (<= 0 |old(~waterLevel~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (= 0 ~systemActive~0))) (or .cse0 .cse2 .cse3 (and .cse4 .cse5) .cse6 .cse7) (or .cse2 .cse8 .cse9 .cse10 .cse11) (or .cse0 .cse12 .cse2 .cse9 (and .cse13 .cse14)) (or .cse0 .cse1 .cse2 .cse9 .cse6 .cse7) (or .cse0 .cse1 .cse2 .cse15 .cse9 .cse16) (or .cse17 .cse2 .cse8 .cse15 .cse3 .cse16 .cse18) (or .cse17 .cse2 .cse8 .cse15 .cse9 .cse6 .cse18) (or .cse12 .cse2 .cse8 .cse3 .cse10 .cse18) (or .cse17 .cse2 .cse8 .cse3 .cse11) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse15 .cse3)))) [2022-12-13 17:22:35,709 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 74 100) no Hoare annotation was computed. [2022-12-13 17:22:35,709 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2022-12-13 17:22:35,709 INFO L895 garLoopResultBuilder]: At program point L345(lines 296 346) the Hoare annotation is: false [2022-12-13 17:22:35,709 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 417 427) the Hoare annotation is: true [2022-12-13 17:22:35,709 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 339) no Hoare annotation was computed. [2022-12-13 17:22:35,710 INFO L895 garLoopResultBuilder]: At program point L333-2(lines 327 340) the Hoare annotation is: (let ((.cse8 (< 1 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (= 2 ~waterLevel~0)) (.cse11 (<= ~waterLevel~0 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~waterLevel~0 1)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse12 (<= 1 ~switchedOnBeforeTS~0)) (.cse10 (<= 0 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8 .cse3 .cse4 .cse9) (and .cse6 .cse1 .cse2 .cse8 .cse3 .cse4) (and .cse0 .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse7 (<= ~waterLevel~0 1) .cse3 .cse4 .cse10) (and .cse0 .cse1 .cse3 .cse4 .cse11 .cse10) (and .cse0 .cse2 .cse7 .cse3 .cse4) (and .cse6 .cse7 .cse3 .cse4 .cse11 .cse12 .cse10) (and .cse6 .cse7 .cse3 .cse4 .cse5 .cse12) (and .cse6 .cse1 .cse3 .cse4 .cse9 .cse12 .cse10))) [2022-12-13 17:22:35,710 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 832 838) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-12-13 17:22:35,710 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 431 453) the Hoare annotation is: true [2022-12-13 17:22:35,710 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 17:22:35,710 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 323) no Hoare annotation was computed. [2022-12-13 17:22:35,710 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 17:22:35,710 INFO L899 garLoopResultBuilder]: For program point L317-1(lines 317 323) no Hoare annotation was computed. [2022-12-13 17:22:35,710 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 448) no Hoare annotation was computed. [2022-12-13 17:22:35,710 INFO L899 garLoopResultBuilder]: For program point L441-2(lines 441 448) no Hoare annotation was computed. [2022-12-13 17:22:35,711 INFO L895 garLoopResultBuilder]: At program point L342(lines 297 344) the Hoare annotation is: (let ((.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 2 ~waterLevel~0)) (.cse8 (<= ~waterLevel~0 0)) (.cse9 (<= 0 ~waterLevel~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (= ~waterLevel~0 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse2 .cse3 .cse4 .cse6) (and .cse5 .cse7 .cse1 .cse3 .cse4) (and .cse5 .cse7 .cse3 .cse4 .cse6) (and .cse5 .cse2 .cse3 .cse4 .cse8 .cse9) (and .cse5 .cse4 (= 0 ~systemActive~0)) (and .cse5 .cse7 .cse3 .cse4 .cse8 .cse9) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse8 .cse10 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse6 .cse10))) [2022-12-13 17:22:35,711 INFO L895 garLoopResultBuilder]: At program point L309(line 309) the Hoare annotation is: (let ((.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 0)) (.cse7 (<= 0 ~waterLevel~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse8 (= ~waterLevel~0 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 (<= ~waterLevel~0 1) .cse3 .cse4 .cse7) (and .cse5 .cse2 .cse3 .cse4 .cse8) (and .cse5 .cse6 .cse1 .cse3 .cse4) (and .cse5 .cse2 .cse3 .cse4 .cse9 .cse7) (and .cse5 .cse4 (= 0 ~systemActive~0)) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse9 .cse10 .cse7) (and .cse0 .cse2 .cse3 .cse4 .cse8 .cse10))) [2022-12-13 17:22:35,711 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 278) no Hoare annotation was computed. [2022-12-13 17:22:35,711 INFO L899 garLoopResultBuilder]: For program point L272-1(lines 272 278) no Hoare annotation was computed. [2022-12-13 17:22:35,711 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(lines 409 415) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-12-13 17:22:35,711 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 17:22:35,711 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__1_returnLabel#1(lines 858 865) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-12-13 17:22:35,711 INFO L899 garLoopResultBuilder]: For program point L298(lines 297 344) no Hoare annotation was computed. [2022-12-13 17:22:35,711 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 17:22:35,712 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 839 845) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-12-13 17:22:35,712 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 340) no Hoare annotation was computed. [2022-12-13 17:22:35,712 INFO L895 garLoopResultBuilder]: At program point L319(line 319) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (<= 0 ~waterLevel~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse9 (< 1 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse3 .cse4 (= ~waterLevel~0 1)) (and .cse7 .cse6 .cse2 .cse3 .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse5) (and .cse7 .cse6 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse8) (and .cse0 .cse6 .cse3 .cse4 (<= ~waterLevel~0 0) .cse5) (and .cse0 .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse6 .cse9 .cse3 .cse4 .cse8) (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse9 .cse3 .cse4))) [2022-12-13 17:22:35,712 INFO L902 garLoopResultBuilder]: At program point L348(lines 287 352) the Hoare annotation is: true [2022-12-13 17:22:35,712 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 313) no Hoare annotation was computed. [2022-12-13 17:22:35,712 INFO L899 garLoopResultBuilder]: For program point L307-1(lines 307 313) no Hoare annotation was computed. [2022-12-13 17:22:35,712 INFO L895 garLoopResultBuilder]: At program point L274(line 274) 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))))) [2022-12-13 17:22:35,712 INFO L895 garLoopResultBuilder]: At program point stopSystem_returnLabel#1(lines 268 282) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 0 ~systemActive~0)) [2022-12-13 17:22:35,713 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 846 854) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-12-13 17:22:35,713 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2022-12-13 17:22:35,713 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 920 931) no Hoare annotation was computed. [2022-12-13 17:22:35,713 INFO L899 garLoopResultBuilder]: For program point L924-1(lines 920 931) no Hoare annotation was computed. [2022-12-13 17:22:35,713 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 920 931) the Hoare annotation is: (let ((.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse11 (not (<= |old(~waterLevel~0)| 0))) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse9 (= ~waterLevel~0 1)) (.cse12 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 0 |old(~waterLevel~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (or .cse0 .cse3 (not (= 0 ~systemActive~0))) (or .cse0 .cse8 .cse1 .cse6 .cse9) (or .cse1 .cse10 .cse6 .cse7 .cse3 .cse11 .cse12) (or .cse0 .cse1 .cse10 .cse6 .cse3 .cse11) (or .cse8 .cse1 .cse6 .cse7 .cse9 .cse12) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse10 .cse2 .cse3))) [2022-12-13 17:22:35,713 INFO L899 garLoopResultBuilder]: For program point L258-2(lines 258 262) no Hoare annotation was computed. [2022-12-13 17:22:35,713 INFO L895 garLoopResultBuilder]: At program point L128(line 128) the Hoare annotation is: (let ((.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 2 ~waterLevel~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse9 (not (<= ~waterLevel~0 1))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 ~waterLevel~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 ~switchedOnBeforeTS~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse7) (or .cse5 .cse1 .cse8 .cse7 .cse9) (or .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse8 .cse3 .cse9) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 .cse8 .cse2 .cse3 .cse4))) [2022-12-13 17:22:35,714 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 109 133) no Hoare annotation was computed. [2022-12-13 17:22:35,714 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 995) no Hoare annotation was computed. [2022-12-13 17:22:35,714 INFO L895 garLoopResultBuilder]: At program point activatePump__wrappee__highWaterSensor_returnLabel#1(lines 160 167) the Hoare annotation is: (let ((.cse5 (not (= 2 ~waterLevel~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse4 .cse0 .cse5 (and (<= 1 ~pumpRunning~0) (= |processEnvironment__wrappee__methaneQuery_activatePump_~tmp~2#1| ~methaneLevelCritical~0)) .cse2) (or .cse4 .cse0 .cse5 .cse6) (or .cse4 .cse0 .cse1 .cse6 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3))) [2022-12-13 17:22:35,714 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 109 133) the Hoare annotation is: (let ((.cse8 (not (<= ~waterLevel~0 0))) (.cse9 (not (<= 0 ~waterLevel~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 1 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse2 .cse6 .cse3 .cse7) (or .cse0 .cse1 .cse8 .cse2 .cse9 .cse3) (or .cse0 .cse1 .cse8 .cse2 .cse9 .cse10) (or .cse5 .cse8 .cse2 .cse9 .cse6 .cse3 .cse7) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse10) (or .cse5 .cse0 .cse2 (not (<= 2 ~waterLevel~0)) .cse10 (not (<= ~waterLevel~0 2))))) [2022-12-13 17:22:35,714 INFO L895 garLoopResultBuilder]: At program point isHighWaterSensorDry_returnLabel#1(lines 985 998) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (<= ~waterLevel~0 0))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse4 (and .cse5 (not (= |processEnvironment__wrappee__methaneQuery_isHighWaterSensorDry_#res#1| 0)))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse2 (not (= 2 ~waterLevel~0)) .cse3) (or .cse2 .cse6 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 .cse7 .cse4) (or .cse1 .cse8 .cse2 .cse6 .cse3 .cse4) (or .cse1 .cse8 .cse2 .cse6 .cse7 .cse4) (or .cse1 .cse5 .cse2 (not (<= 2 ~waterLevel~0)) .cse7 (not (<= ~waterLevel~0 2)))))) [2022-12-13 17:22:35,715 INFO L895 garLoopResultBuilder]: At program point isHighWaterLevel_returnLabel#1(lines 249 267) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse6 (not (= ~waterLevel~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse9 (not (<= ~waterLevel~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 ~waterLevel~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~tmp~3#1| 0)) (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~tmp___0~0#1| 0) (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_#res#1| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse6 .cse0 .cse2 .cse5 .cse7) (or .cse2 .cse8 (not (<= 1 |old(~pumpRunning~0)|)) .cse5 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse6 .cse0 .cse2 .cse4 .cse7) (or .cse0 .cse9 .cse2 .cse8 .cse5 .cse7) (or .cse0 .cse9 .cse2 .cse8 .cse4 .cse7)))) [2022-12-13 17:22:35,715 INFO L895 garLoopResultBuilder]: At program point L123(line 123) the Hoare annotation is: (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= ~waterLevel~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0) (= |processEnvironment__wrappee__methaneQuery_~tmp~0#1| 0)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse3 .cse0 (not (= 2 ~waterLevel~0)) .cse2 .cse4) (or .cse3 .cse5 .cse0 .cse1 .cse2 .cse4) (or .cse6 .cse3 .cse0 .cse7 .cse4) (or .cse3 .cse0 (not (<= 2 ~waterLevel~0)) .cse7 .cse4 (not (<= ~waterLevel~0 2))) (or .cse6 .cse3 .cse0 .cse2 .cse4) (or .cse3 .cse5 .cse0 .cse1 .cse7 .cse4))) [2022-12-13 17:22:35,715 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 125) no Hoare annotation was computed. [2022-12-13 17:22:35,715 INFO L899 garLoopResultBuilder]: For program point L113(lines 113 130) no Hoare annotation was computed. [2022-12-13 17:22:35,715 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 181) no Hoare annotation was computed. [2022-12-13 17:22:35,716 INFO L895 garLoopResultBuilder]: At program point L173(line 173) the Hoare annotation is: (let ((.cse4 (not (<= 0 ~waterLevel~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0)) .cse3) (or .cse2 .cse4 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 .cse5 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse2 .cse4 .cse6 .cse5) (or .cse0 .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) .cse6 (not (<= ~waterLevel~0 2))))) [2022-12-13 17:22:35,716 INFO L895 garLoopResultBuilder]: At program point L175-2(lines 168 184) the Hoare annotation is: (let ((.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (= |processEnvironment__wrappee__methaneQuery_activatePump_~tmp~2#1| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse4 .cse0 (not (= 2 ~waterLevel~0)) (and (<= 1 ~pumpRunning~0) .cse5) .cse2) (or .cse4 .cse0 .cse1 .cse6 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 (not (<= 2 ~waterLevel~0)) .cse6 (not (<= ~waterLevel~0 2)) (and (= ~pumpRunning~0 0) .cse5)))) [2022-12-13 17:22:35,716 INFO L899 garLoopResultBuilder]: For program point L173-1(line 173) no Hoare annotation was computed. [2022-12-13 17:22:35,716 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 109 133) no Hoare annotation was computed. [2022-12-13 17:22:35,716 INFO L899 garLoopResultBuilder]: For program point L258(lines 258 262) no Hoare annotation was computed. [2022-12-13 17:22:35,716 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 204 212) no Hoare annotation was computed. [2022-12-13 17:22:35,716 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 204 212) no Hoare annotation was computed. [2022-12-13 17:22:35,716 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 204 212) the Hoare annotation is: true [2022-12-13 17:22:35,717 INFO L895 garLoopResultBuilder]: At program point isMethaneLevelCritical_returnLabel#1(lines 944 952) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 0))) (.cse2 (not (<= 0 ~waterLevel~0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 2 ~waterLevel~0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (<= ~waterLevel~0 2))) (.cse5 (= |isMethaneAlarm_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse7 .cse4 .cse5 .cse6) (or .cse8 .cse1 .cse3 .cse4 .cse5 .cse6) (or .cse8 .cse1 .cse7 .cse4 .cse5 .cse6) (or .cse9 .cse1 .cse10 .cse3 .cse11 .cse5) (or .cse9 .cse1 .cse10 .cse7 .cse11 .cse5))) [2022-12-13 17:22:35,717 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 193 203) no Hoare annotation was computed. [2022-12-13 17:22:35,717 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 193 203) the Hoare annotation is: true [2022-12-13 17:22:35,717 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 193 203) no Hoare annotation was computed. [2022-12-13 17:22:35,719 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:22:35,721 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 17:22:35,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 05:22:35 BoogieIcfgContainer [2022-12-13 17:22:35,751 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 17:22:35,752 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 17:22:35,752 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 17:22:35,752 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 17:22:35,752 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:22:04" (3/4) ... [2022-12-13 17:22:35,754 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 17:22:35,759 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-12-13 17:22:35,759 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-12-13 17:22:35,759 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-12-13 17:22:35,759 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-12-13 17:22:35,759 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-12-13 17:22:35,760 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-12-13 17:22:35,760 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-12-13 17:22:35,760 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-12-13 17:22:35,760 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-12-13 17:22:35,768 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-12-13 17:22:35,768 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-13 17:22:35,768 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 17:22:35,769 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 17:22:35,769 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 17:22:35,786 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive)) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(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(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(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)))) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) [2022-12-13 17:22:35,787 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((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))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-12-13 17:22:35,787 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || ((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && pumpRunning <= tmp___0) && tmp == waterLevel) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(pumpRunning) == 0) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || (2 == \result && tmp == 2)) || !(0 == systemActive))) && (((((!(\old(pumpRunning) == 0) || (((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(1 == systemActive)) || (((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && pumpRunning <= tmp___0) && waterLevel <= 0) && tmp == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == 0 && waterLevel == \result) && tmp == waterLevel) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && (((((!(\old(pumpRunning) == 0) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((((pumpRunning == 0 && waterLevel == \result) && waterLevel <= 0) && tmp == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((pumpRunning == 0 && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || ((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && pumpRunning <= tmp___0) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == 0 && waterLevel == \result) && pumpRunning <= tmp___0) && tmp == waterLevel) && waterLevel == 1)) [2022-12-13 17:22:35,787 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == 0 && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) == 2))) && ((((((((((((pumpRunning == 0 && 1 == systemActive) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((((((((pumpRunning == 0 && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-12-13 17:22:35,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-12-13 17:22:35,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive)) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) || ((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || ((((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) || (((((pumpRunning == 0 && waterLevel == \result) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || 2 == \result) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || ((pumpRunning == 0 && waterLevel == \result) && waterLevel == 1)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((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) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((pumpRunning == 0 && waterLevel == \result) && 1 == systemActive) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(methaneLevelCritical == 0)) [2022-12-13 17:22:35,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS)) && ((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(waterLevel == 1) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || \result == methaneLevelCritical)) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || \result == methaneLevelCritical) [2022-12-13 17:22:35,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && !(\result == 0))) && ((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) [2022-12-13 17:22:35,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || (1 <= pumpRunning && tmp == methaneLevelCritical)) || !(methaneLevelCritical == 0))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || (pumpRunning == 0 && tmp == methaneLevelCritical)) [2022-12-13 17:22:35,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || (1 <= pumpRunning && tmp == methaneLevelCritical)) || !(methaneLevelCritical == 0))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(1 <= methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) [2022-12-13 17:22:35,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(1 <= methaneLevelCritical)) && ((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(methaneLevelCritical == 0))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0)) [2022-12-13 17:22:35,810 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 17:22:35,811 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 17:22:35,811 INFO L158 Benchmark]: Toolchain (without parser) took 32672.09ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 102.7MB in the beginning and 83.7MB in the end (delta: 19.0MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. [2022-12-13 17:22:35,811 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:22:35,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.37ms. Allocated memory is still 144.7MB. Free memory was 102.2MB in the beginning and 83.8MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 17:22:35,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.36ms. Allocated memory is still 144.7MB. Free memory was 83.8MB in the beginning and 81.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 17:22:35,812 INFO L158 Benchmark]: Boogie Preprocessor took 26.15ms. Allocated memory is still 144.7MB. Free memory was 81.2MB in the beginning and 79.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:22:35,812 INFO L158 Benchmark]: RCFGBuilder took 373.83ms. Allocated memory is still 144.7MB. Free memory was 79.8MB in the beginning and 113.7MB in the end (delta: -33.9MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2022-12-13 17:22:35,813 INFO L158 Benchmark]: TraceAbstraction took 31739.40ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 115.8MB in the beginning and 90.0MB in the end (delta: 25.8MB). Peak memory consumption was 138.9MB. Max. memory is 16.1GB. [2022-12-13 17:22:35,813 INFO L158 Benchmark]: Witness Printer took 58.86ms. Allocated memory is still 209.7MB. Free memory was 90.0MB in the beginning and 83.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 17:22:35,815 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.37ms. Allocated memory is still 144.7MB. Free memory was 102.2MB in the beginning and 83.8MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.36ms. Allocated memory is still 144.7MB. Free memory was 83.8MB in the beginning and 81.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.15ms. Allocated memory is still 144.7MB. Free memory was 81.2MB in the beginning and 79.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 373.83ms. Allocated memory is still 144.7MB. Free memory was 79.8MB in the beginning and 113.7MB in the end (delta: -33.9MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * TraceAbstraction took 31739.40ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 115.8MB in the beginning and 90.0MB in the end (delta: 25.8MB). Peak memory consumption was 138.9MB. Max. memory is 16.1GB. * Witness Printer took 58.86ms. Allocated memory is still 209.7MB. Free memory was 90.0MB in the beginning and 83.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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 10 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.7s, OverallIterations: 14, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6690 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6632 mSDsluCounter, 7971 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6415 mSDsCounter, 2898 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13978 IncrementalHoareTripleChecker+Invalid, 16876 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2898 mSolverCounterUnsat, 1556 mSDtfsCounter, 13978 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2678 GetRequests, 2249 SyntacticMatches, 33 SemanticMatches, 396 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5874 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1270occurred in iteration=13, InterpolantAutomatonStates: 303, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 703 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 3807 PreInvPairs, 4169 NumberOfFragments, 7003 HoareAnnotationTreeSize, 3807 FomulaSimplifications, 10579 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 48 FomulaSimplificationsInter, 63973 FormulaSimplificationTreeSizeReductionInter, 12.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 2456 NumberOfCodeBlocks, 2456 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 3422 ConstructedInterpolants, 0 QuantifiedInterpolants, 8334 SizeOfPredicates, 13 NumberOfNonLiveVariables, 2972 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 24 InterpolantComputations, 9 PerfectInterpolantSequences, 3019/3687 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: 365]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: ((((((((((((1 <= pumpRunning && 2 == waterLevel) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || ((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || (((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 0) && 0 <= waterLevel)) || ((pumpRunning == 0 && splverifierCounter == 0) && 0 == systemActive)) || (((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 0) && 0 <= waterLevel)) || ((((pumpRunning == 0 && 2 == waterLevel) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || (((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && 0 == systemActive - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: ((((((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS)) && ((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(waterLevel == 1) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || \result == methaneLevelCritical)) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || \result == methaneLevelCritical) - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((((((((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive)) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) || ((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || ((((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) || (((((pumpRunning == 0 && waterLevel == \result) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || 2 == \result) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || ((pumpRunning == 0 && waterLevel == \result) && waterLevel == 1)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((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) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((pumpRunning == 0 && waterLevel == \result) && 1 == systemActive) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || (1 <= pumpRunning && tmp == methaneLevelCritical)) || !(methaneLevelCritical == 0))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(1 <= methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (((((((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive)) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(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(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(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)))) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == 0 && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) == 2))) && ((((((((((((pumpRunning == 0 && 1 == systemActive) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((((((((pumpRunning == 0 && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: (((((((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && !(\result == 0))) && ((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: (((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || ((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && pumpRunning <= tmp___0) && tmp == waterLevel) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(pumpRunning) == 0) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || (2 == \result && tmp == 2)) || !(0 == systemActive))) && (((((!(\old(pumpRunning) == 0) || (((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(1 == systemActive)) || (((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && pumpRunning <= tmp___0) && waterLevel <= 0) && tmp == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == 0 && waterLevel == \result) && tmp == waterLevel) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2))) && (((((!(\old(pumpRunning) == 0) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel == \result) && pumpRunning <= tmp___0) && 1 == systemActive) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((((pumpRunning == 0 && waterLevel == \result) && waterLevel <= 0) && tmp == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((pumpRunning == 0 && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || ((((((pumpRunning == \old(pumpRunning) && waterLevel == \result) && pumpRunning <= tmp___0) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == 0 && waterLevel == \result) && pumpRunning <= tmp___0) && tmp == waterLevel) && waterLevel == 1)) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(1 <= methaneLevelCritical)) && ((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || !(methaneLevelCritical == 0))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && ((((!(waterLevel == 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0)) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 == waterLevel)) || (1 <= pumpRunning && tmp == methaneLevelCritical)) || !(methaneLevelCritical == 0))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || (pumpRunning == 0 && tmp == methaneLevelCritical)) - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((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))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) == 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) RESULT: Ultimate proved your program to be correct! [2022-12-13 17:22:35,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681a9c16-3e90-4daa-a4f1-c1317ee410f7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE