./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc --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 e7a194b3d6e079d2329a0d70eaa59b34ff3d58300de8b046ef1cd7cff7f67b94 --- 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-5e519f3 [2022-11-02 20:25:15,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:25:15,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:25:15,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:25:15,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:25:15,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:25:15,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:25:15,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:25:15,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:25:15,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:25:15,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:25:15,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:25:15,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:25:15,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:25:15,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:25:15,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:25:15,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:25:15,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:25:15,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:25:15,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:25:15,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:25:15,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:25:15,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:25:15,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:25:15,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:25:15,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:25:15,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:25:15,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:25:15,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:25:15,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:25:15,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:25:15,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:25:15,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:25:15,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:25:15,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:25:15,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:25:15,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:25:15,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:25:15,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:25:15,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:25:15,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:25:15,494 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:25:15,549 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:25:15,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:25:15,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:25:15,551 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:25:15,552 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:25:15,553 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:25:15,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:25:15,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:25:15,554 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:25:15,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:25:15,556 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:25:15,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:25:15,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:25:15,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:25:15,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:25:15,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:25:15,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:25:15,558 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:25:15,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:25:15,559 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:25:15,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:25:15,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:25:15,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:25:15,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:25:15,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:25:15,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:25:15,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:25:15,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:25:15,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:25:15,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:25:15,565 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:25:15,565 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:25:15,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:25:15,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7a194b3d6e079d2329a0d70eaa59b34ff3d58300de8b046ef1cd7cff7f67b94 [2022-11-02 20:25:16,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:25:16,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:25:16,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:25:16,076 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:25:16,077 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:25:16,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2022-11-02 20:25:16,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/data/179266e5e/131d40f5097746ed93a5d5c88bd2557c/FLAG476e97d7a [2022-11-02 20:25:16,888 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:25:16,889 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2022-11-02 20:25:16,902 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/data/179266e5e/131d40f5097746ed93a5d5c88bd2557c/FLAG476e97d7a [2022-11-02 20:25:17,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/data/179266e5e/131d40f5097746ed93a5d5c88bd2557c [2022-11-02 20:25:17,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:25:17,125 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:25:17,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:25:17,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:25:17,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:25:17,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b2b5b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17, skipping insertion in model container [2022-11-02 20:25:17,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:25:17,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:25:17,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c[17915,17928] [2022-11-02 20:25:17,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:25:17,610 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:25:17,702 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c[17915,17928] [2022-11-02 20:25:17,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:25:17,736 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:25:17,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17 WrapperNode [2022-11-02 20:25:17,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:25:17,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:25:17,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:25:17,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:25:17,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,809 INFO L138 Inliner]: procedures = 58, calls = 161, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 286 [2022-11-02 20:25:17,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:25:17,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:25:17,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:25:17,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:25:17,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,870 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:25:17,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:25:17,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:25:17,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:25:17,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (1/1) ... [2022-11-02 20:25:17,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:25:17,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:25:17,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:25:17,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:25:18,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:25:18,008 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-02 20:25:18,009 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-02 20:25:18,009 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-02 20:25:18,009 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-02 20:25:18,009 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-02 20:25:18,009 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-02 20:25:18,010 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-11-02 20:25:18,011 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-11-02 20:25:18,011 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-02 20:25:18,011 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-02 20:25:18,011 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-02 20:25:18,012 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-02 20:25:18,012 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-11-02 20:25:18,012 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-11-02 20:25:18,012 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-02 20:25:18,013 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-02 20:25:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:25:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-02 20:25:18,013 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-02 20:25:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:25:18,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:25:18,141 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:25:18,144 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:25:18,775 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:25:18,786 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:25:18,786 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:25:18,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:25:18 BoogieIcfgContainer [2022-11-02 20:25:18,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:25:18,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:25:18,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:25:18,807 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:25:18,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:25:17" (1/3) ... [2022-11-02 20:25:18,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae513b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:25:18, skipping insertion in model container [2022-11-02 20:25:18,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:25:17" (2/3) ... [2022-11-02 20:25:18,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae513b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:25:18, skipping insertion in model container [2022-11-02 20:25:18,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:25:18" (3/3) ... [2022-11-02 20:25:18,811 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c [2022-11-02 20:25:18,841 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:25:18,842 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:25:18,950 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:25:18,964 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;@5cefe7cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:25:18,964 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:25:18,980 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 78 states have (on average 1.3717948717948718) internal successors, (107), 88 states have internal predecessors, (107), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 11 states have call predecessors, (16), 16 states have call successors, (16) [2022-11-02 20:25:19,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-02 20:25:19,000 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:19,002 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:25:19,003 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:19,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:19,014 INFO L85 PathProgramCache]: Analyzing trace with hash 836117038, now seen corresponding path program 1 times [2022-11-02 20:25:19,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:19,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748857439] [2022-11-02 20:25:19,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:19,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:19,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:25:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:19,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-02 20:25:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:19,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:25:19,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:19,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748857439] [2022-11-02 20:25:19,515 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748857439] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:19,515 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:19,516 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:25:19,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202435760] [2022-11-02 20:25:19,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:19,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:25:19,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:19,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:25:19,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:25:19,585 INFO L87 Difference]: Start difference. First operand has 105 states, 78 states have (on average 1.3717948717948718) internal successors, (107), 88 states have internal predecessors, (107), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 11 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) [2022-11-02 20:25:19,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:19,655 INFO L93 Difference]: Finished difference Result 201 states and 272 transitions. [2022-11-02 20:25:19,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:25:19,662 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-11-02 20:25:19,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:19,675 INFO L225 Difference]: With dead ends: 201 [2022-11-02 20:25:19,676 INFO L226 Difference]: Without dead ends: 96 [2022-11-02 20:25:19,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:25:19,685 INFO L413 NwaCegarLoop]: 133 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, 133 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:19,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:25:19,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-11-02 20:25:19,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-11-02 20:25:19,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 80 states have internal predecessors, (93), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-11-02 20:25:19,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 124 transitions. [2022-11-02 20:25:19,787 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 124 transitions. Word has length 32 [2022-11-02 20:25:19,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:19,788 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 124 transitions. [2022-11-02 20:25:19,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:25:19,788 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2022-11-02 20:25:19,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-02 20:25:19,791 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:19,792 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:25:19,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:25:19,793 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:19,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:19,794 INFO L85 PathProgramCache]: Analyzing trace with hash 485124754, now seen corresponding path program 1 times [2022-11-02 20:25:19,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:19,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405396838] [2022-11-02 20:25:19,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:19,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:20,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:25:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:20,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-02 20:25:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:20,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:25:20,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:20,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405396838] [2022-11-02 20:25:20,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405396838] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:20,068 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:20,068 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:25:20,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772254568] [2022-11-02 20:25:20,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:20,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:25:20,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:20,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:25:20,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:25:20,073 INFO L87 Difference]: Start difference. First operand 96 states and 124 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:25:20,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:20,104 INFO L93 Difference]: Finished difference Result 184 states and 243 transitions. [2022-11-02 20:25:20,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:25:20,105 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2022-11-02 20:25:20,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:20,108 INFO L225 Difference]: With dead ends: 184 [2022-11-02 20:25:20,108 INFO L226 Difference]: Without dead ends: 96 [2022-11-02 20:25:20,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:25:20,111 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 101 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:20,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 122 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:25:20,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-11-02 20:25:20,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-11-02 20:25:20,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 71 states have (on average 1.295774647887324) internal successors, (92), 80 states have internal predecessors, (92), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-11-02 20:25:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 123 transitions. [2022-11-02 20:25:20,131 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 123 transitions. Word has length 37 [2022-11-02 20:25:20,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:20,133 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 123 transitions. [2022-11-02 20:25:20,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:25:20,134 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 123 transitions. [2022-11-02 20:25:20,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-02 20:25:20,137 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:20,137 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] [2022-11-02 20:25:20,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:25:20,138 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:20,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:20,139 INFO L85 PathProgramCache]: Analyzing trace with hash 88830114, now seen corresponding path program 1 times [2022-11-02 20:25:20,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:20,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126292936] [2022-11-02 20:25:20,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:20,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:20,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:25:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:20,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-02 20:25:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:20,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:25:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:20,418 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:25:20,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:20,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126292936] [2022-11-02 20:25:20,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126292936] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:20,420 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:20,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:25:20,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180776201] [2022-11-02 20:25:20,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:20,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:25:20,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:20,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:25:20,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:25:20,423 INFO L87 Difference]: Start difference. First operand 96 states and 123 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-02 20:25:20,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:20,863 INFO L93 Difference]: Finished difference Result 288 states and 392 transitions. [2022-11-02 20:25:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:25:20,864 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 46 [2022-11-02 20:25:20,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:20,867 INFO L225 Difference]: With dead ends: 288 [2022-11-02 20:25:20,868 INFO L226 Difference]: Without dead ends: 200 [2022-11-02 20:25:20,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:25:20,872 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 186 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:20,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 290 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-02 20:25:20,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-11-02 20:25:20,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 182. [2022-11-02 20:25:20,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 135 states have (on average 1.2740740740740741) internal successors, (172), 143 states have internal predecessors, (172), 26 states have call successors, (26), 17 states have call predecessors, (26), 20 states have return successors, (43), 26 states have call predecessors, (43), 24 states have call successors, (43) [2022-11-02 20:25:20,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 241 transitions. [2022-11-02 20:25:20,916 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 241 transitions. Word has length 46 [2022-11-02 20:25:20,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:20,917 INFO L495 AbstractCegarLoop]: Abstraction has 182 states and 241 transitions. [2022-11-02 20:25:20,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-02 20:25:20,918 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 241 transitions. [2022-11-02 20:25:20,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-02 20:25:20,920 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:20,928 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] [2022-11-02 20:25:20,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:25:20,929 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:20,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:20,929 INFO L85 PathProgramCache]: Analyzing trace with hash 385655368, now seen corresponding path program 1 times [2022-11-02 20:25:20,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:20,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567457605] [2022-11-02 20:25:20,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:20,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:25:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 20:25:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:25:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:25:21,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:21,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567457605] [2022-11-02 20:25:21,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567457605] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:21,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:21,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:25:21,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546974152] [2022-11-02 20:25:21,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:21,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:25:21,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:21,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:25:21,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:25:21,119 INFO L87 Difference]: Start difference. First operand 182 states and 241 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:25:21,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:21,267 INFO L93 Difference]: Finished difference Result 304 states and 389 transitions. [2022-11-02 20:25:21,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:25:21,268 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 52 [2022-11-02 20:25:21,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:21,276 INFO L225 Difference]: With dead ends: 304 [2022-11-02 20:25:21,276 INFO L226 Difference]: Without dead ends: 166 [2022-11-02 20:25:21,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:25:21,287 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 72 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:21,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 237 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:25:21,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-11-02 20:25:21,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 164. [2022-11-02 20:25:21,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 123 states have (on average 1.2845528455284554) internal successors, (158), 131 states have internal predecessors, (158), 20 states have call successors, (20), 15 states have call predecessors, (20), 20 states have return successors, (31), 22 states have call predecessors, (31), 20 states have call successors, (31) [2022-11-02 20:25:21,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 209 transitions. [2022-11-02 20:25:21,338 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 209 transitions. Word has length 52 [2022-11-02 20:25:21,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:21,339 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 209 transitions. [2022-11-02 20:25:21,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:25:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 209 transitions. [2022-11-02 20:25:21,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-02 20:25:21,341 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:21,342 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] [2022-11-02 20:25:21,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:25:21,342 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:21,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:21,343 INFO L85 PathProgramCache]: Analyzing trace with hash -2065653903, now seen corresponding path program 1 times [2022-11-02 20:25:21,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:21,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178415879] [2022-11-02 20:25:21,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:21,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:25:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 20:25:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-02 20:25:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:21,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:25:21,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:21,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178415879] [2022-11-02 20:25:21,644 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178415879] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:21,644 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:21,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:25:21,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780324080] [2022-11-02 20:25:21,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:21,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:25:21,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:21,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:25:21,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:25:21,649 INFO L87 Difference]: Start difference. First operand 164 states and 209 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:25:21,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:21,917 INFO L93 Difference]: Finished difference Result 328 states and 426 transitions. [2022-11-02 20:25:21,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:25:21,918 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 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 56 [2022-11-02 20:25:21,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:21,926 INFO L225 Difference]: With dead ends: 328 [2022-11-02 20:25:21,926 INFO L226 Difference]: Without dead ends: 172 [2022-11-02 20:25:21,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:25:21,936 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 73 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:21,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 449 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:25:21,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2022-11-02 20:25:21,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 167. [2022-11-02 20:25:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 126 states have (on average 1.2777777777777777) internal successors, (161), 134 states have internal predecessors, (161), 20 states have call successors, (20), 15 states have call predecessors, (20), 20 states have return successors, (31), 22 states have call predecessors, (31), 20 states have call successors, (31) [2022-11-02 20:25:21,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 212 transitions. [2022-11-02 20:25:21,982 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 212 transitions. Word has length 56 [2022-11-02 20:25:21,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:21,982 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 212 transitions. [2022-11-02 20:25:21,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:25:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 212 transitions. [2022-11-02 20:25:21,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-02 20:25:21,989 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:21,989 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] [2022-11-02 20:25:21,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:25:21,990 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:21,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:21,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1642952077, now seen corresponding path program 1 times [2022-11-02 20:25:21,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:21,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480851854] [2022-11-02 20:25:21,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:21,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:25:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 20:25:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-02 20:25:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:25:22,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:22,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480851854] [2022-11-02 20:25:22,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480851854] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:22,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:22,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:25:22,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403011671] [2022-11-02 20:25:22,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:22,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:25:22,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:22,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:25:22,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:25:22,285 INFO L87 Difference]: Start difference. First operand 167 states and 212 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:25:22,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:22,487 INFO L93 Difference]: Finished difference Result 336 states and 440 transitions. [2022-11-02 20:25:22,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:25:22,488 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 56 [2022-11-02 20:25:22,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:22,493 INFO L225 Difference]: With dead ends: 336 [2022-11-02 20:25:22,493 INFO L226 Difference]: Without dead ends: 177 [2022-11-02 20:25:22,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:25:22,499 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 77 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:22,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 350 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:25:22,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2022-11-02 20:25:22,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 169. [2022-11-02 20:25:22,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 128 states have (on average 1.2734375) internal successors, (163), 136 states have internal predecessors, (163), 20 states have call successors, (20), 15 states have call predecessors, (20), 20 states have return successors, (31), 22 states have call predecessors, (31), 20 states have call successors, (31) [2022-11-02 20:25:22,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 214 transitions. [2022-11-02 20:25:22,547 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 214 transitions. Word has length 56 [2022-11-02 20:25:22,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:22,550 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 214 transitions. [2022-11-02 20:25:22,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:25:22,551 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 214 transitions. [2022-11-02 20:25:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-02 20:25:22,560 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:22,560 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] [2022-11-02 20:25:22,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 20:25:22,562 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:22,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:22,563 INFO L85 PathProgramCache]: Analyzing trace with hash 846576885, now seen corresponding path program 1 times [2022-11-02 20:25:22,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:22,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580364337] [2022-11-02 20:25:22,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:22,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:25:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 20:25:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-02 20:25:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:22,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:25:22,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:22,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580364337] [2022-11-02 20:25:22,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580364337] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:22,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:22,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:25:22,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533237054] [2022-11-02 20:25:22,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:22,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:25:22,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:22,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:25:22,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:25:22,795 INFO L87 Difference]: Start difference. First operand 169 states and 214 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-02 20:25:23,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:23,208 INFO L93 Difference]: Finished difference Result 477 states and 626 transitions. [2022-11-02 20:25:23,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:25:23,212 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 56 [2022-11-02 20:25:23,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:23,218 INFO L225 Difference]: With dead ends: 477 [2022-11-02 20:25:23,219 INFO L226 Difference]: Without dead ends: 316 [2022-11-02 20:25:23,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:25:23,224 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 232 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:23,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 361 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-02 20:25:23,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2022-11-02 20:25:23,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 308. [2022-11-02 20:25:23,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 231 states have (on average 1.2467532467532467) internal successors, (288), 243 states have internal predecessors, (288), 40 states have call successors, (40), 33 states have call predecessors, (40), 36 states have return successors, (66), 41 states have call predecessors, (66), 40 states have call successors, (66) [2022-11-02 20:25:23,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 394 transitions. [2022-11-02 20:25:23,276 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 394 transitions. Word has length 56 [2022-11-02 20:25:23,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:23,278 INFO L495 AbstractCegarLoop]: Abstraction has 308 states and 394 transitions. [2022-11-02 20:25:23,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-02 20:25:23,278 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 394 transitions. [2022-11-02 20:25:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-02 20:25:23,280 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:23,280 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] [2022-11-02 20:25:23,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 20:25:23,281 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:23,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:23,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1874240715, now seen corresponding path program 1 times [2022-11-02 20:25:23,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:23,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172345464] [2022-11-02 20:25:23,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:23,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:23,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:25:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:23,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 20:25:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:23,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:23,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:25:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:23,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:25:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:25:23,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:23,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172345464] [2022-11-02 20:25:23,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172345464] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:23,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:23,490 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:25:23,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716279686] [2022-11-02 20:25:23,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:23,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:25:23,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:23,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:25:23,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:25:23,492 INFO L87 Difference]: Start difference. First operand 308 states and 394 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-02 20:25:23,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:23,899 INFO L93 Difference]: Finished difference Result 624 states and 811 transitions. [2022-11-02 20:25:23,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:25:23,900 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 58 [2022-11-02 20:25:23,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:23,904 INFO L225 Difference]: With dead ends: 624 [2022-11-02 20:25:23,905 INFO L226 Difference]: Without dead ends: 324 [2022-11-02 20:25:23,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-11-02 20:25:23,907 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 125 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:23,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 492 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-02 20:25:23,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2022-11-02 20:25:23,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 304. [2022-11-02 20:25:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 227 states have (on average 1.2158590308370043) internal successors, (276), 239 states have internal predecessors, (276), 40 states have call successors, (40), 33 states have call predecessors, (40), 36 states have return successors, (66), 41 states have call predecessors, (66), 40 states have call successors, (66) [2022-11-02 20:25:23,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 382 transitions. [2022-11-02 20:25:23,952 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 382 transitions. Word has length 58 [2022-11-02 20:25:23,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:23,953 INFO L495 AbstractCegarLoop]: Abstraction has 304 states and 382 transitions. [2022-11-02 20:25:23,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-02 20:25:23,954 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 382 transitions. [2022-11-02 20:25:23,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-02 20:25:23,955 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:23,955 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] [2022-11-02 20:25:23,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-02 20:25:23,956 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:23,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:23,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1421347697, now seen corresponding path program 1 times [2022-11-02 20:25:23,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:23,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359352264] [2022-11-02 20:25:23,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:23,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:24,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:25:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:24,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-02 20:25:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:24,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-02 20:25:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:24,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:24,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:25:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:25:24,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:24,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359352264] [2022-11-02 20:25:24,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359352264] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:24,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:24,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-02 20:25:24,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333113687] [2022-11-02 20:25:24,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:24,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:25:24,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:24,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:25:24,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:25:24,339 INFO L87 Difference]: Start difference. First operand 304 states and 382 transitions. Second operand has 10 states, 10 states have (on average 4.7) internal successors, (47), 8 states have internal predecessors, (47), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-11-02 20:25:25,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:25,952 INFO L93 Difference]: Finished difference Result 950 states and 1254 transitions. [2022-11-02 20:25:25,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-02 20:25:25,953 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.7) internal successors, (47), 8 states have internal predecessors, (47), 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 60 [2022-11-02 20:25:25,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:25,958 INFO L225 Difference]: With dead ends: 950 [2022-11-02 20:25:25,958 INFO L226 Difference]: Without dead ends: 709 [2022-11-02 20:25:25,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=221, Invalid=969, Unknown=0, NotChecked=0, Total=1190 [2022-11-02 20:25:25,961 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 552 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 1192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:25,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 880 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 967 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-02 20:25:25,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2022-11-02 20:25:26,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 585. [2022-11-02 20:25:26,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 585 states, 437 states have (on average 1.2151029748283753) internal successors, (531), 463 states have internal predecessors, (531), 77 states have call successors, (77), 58 states have call predecessors, (77), 70 states have return successors, (127), 79 states have call predecessors, (127), 77 states have call successors, (127) [2022-11-02 20:25:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 735 transitions. [2022-11-02 20:25:26,043 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 735 transitions. Word has length 60 [2022-11-02 20:25:26,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:26,044 INFO L495 AbstractCegarLoop]: Abstraction has 585 states and 735 transitions. [2022-11-02 20:25:26,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.7) internal successors, (47), 8 states have internal predecessors, (47), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-11-02 20:25:26,044 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 735 transitions. [2022-11-02 20:25:26,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-02 20:25:26,046 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:26,047 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:25:26,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-02 20:25:26,047 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:26,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:26,048 INFO L85 PathProgramCache]: Analyzing trace with hash 118762499, now seen corresponding path program 1 times [2022-11-02 20:25:26,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:26,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247565101] [2022-11-02 20:25:26,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:26,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:25:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:25:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:25:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:25:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-02 20:25:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-02 20:25:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:25:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-02 20:25:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,283 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-02 20:25:26,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:26,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247565101] [2022-11-02 20:25:26,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247565101] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:25:26,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [659257187] [2022-11-02 20:25:26,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:26,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:25:26,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:25:26,296 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:25:26,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:25:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:26,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 20:25:26,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:25:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:25:26,718 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:25:27,033 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-02 20:25:27,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [659257187] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:25:27,033 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:25:27,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 13 [2022-11-02 20:25:27,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052061427] [2022-11-02 20:25:27,034 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:25:27,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-02 20:25:27,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:27,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-02 20:25:27,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2022-11-02 20:25:27,036 INFO L87 Difference]: Start difference. First operand 585 states and 735 transitions. Second operand has 13 states, 13 states have (on average 10.153846153846153) internal successors, (132), 9 states have internal predecessors, (132), 4 states have call successors, (23), 6 states have call predecessors, (23), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-02 20:25:28,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:28,471 INFO L93 Difference]: Finished difference Result 1239 states and 1603 transitions. [2022-11-02 20:25:28,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-02 20:25:28,472 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 10.153846153846153) internal successors, (132), 9 states have internal predecessors, (132), 4 states have call successors, (23), 6 states have call predecessors, (23), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 109 [2022-11-02 20:25:28,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:28,478 INFO L225 Difference]: With dead ends: 1239 [2022-11-02 20:25:28,478 INFO L226 Difference]: Without dead ends: 715 [2022-11-02 20:25:28,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 240 SyntacticMatches, 4 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=269, Invalid=921, Unknown=0, NotChecked=0, Total=1190 [2022-11-02 20:25:28,483 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 342 mSDsluCounter, 1142 mSDsCounter, 0 mSdLazyCounter, 953 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 1371 SdHoareTripleChecker+Invalid, 1112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:28,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 1371 Invalid, 1112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 953 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-02 20:25:28,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2022-11-02 20:25:28,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 641. [2022-11-02 20:25:28,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 641 states, 475 states have (on average 1.2) internal successors, (570), 507 states have internal predecessors, (570), 86 states have call successors, (86), 71 states have call predecessors, (86), 79 states have return successors, (114), 83 states have call predecessors, (114), 86 states have call successors, (114) [2022-11-02 20:25:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 770 transitions. [2022-11-02 20:25:28,602 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 770 transitions. Word has length 109 [2022-11-02 20:25:28,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:28,604 INFO L495 AbstractCegarLoop]: Abstraction has 641 states and 770 transitions. [2022-11-02 20:25:28,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 10.153846153846153) internal successors, (132), 9 states have internal predecessors, (132), 4 states have call successors, (23), 6 states have call predecessors, (23), 6 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-02 20:25:28,605 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 770 transitions. [2022-11-02 20:25:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-02 20:25:28,615 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:28,616 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:25:28,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-02 20:25:28,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-02 20:25:28,833 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:28,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:28,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1755329041, now seen corresponding path program 1 times [2022-11-02 20:25:28,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:28,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857357691] [2022-11-02 20:25:28,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:28,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:25:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:25:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:25:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:25:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-02 20:25:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:25:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 20:25:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:25:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-02 20:25:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:25:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 20:25:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-02 20:25:29,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 20:25:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:25:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:29,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-02 20:25:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-02 20:25:29,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:29,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857357691] [2022-11-02 20:25:29,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857357691] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:25:29,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:25:29,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-02 20:25:29,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074595033] [2022-11-02 20:25:29,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:25:29,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:25:29,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:29,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:25:29,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:25:29,188 INFO L87 Difference]: Start difference. First operand 641 states and 770 transitions. Second operand has 10 states, 10 states have (on average 9.6) internal successors, (96), 7 states have internal predecessors, (96), 4 states have call successors, (14), 5 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2022-11-02 20:25:30,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:30,553 INFO L93 Difference]: Finished difference Result 1786 states and 2182 transitions. [2022-11-02 20:25:30,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-02 20:25:30,554 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.6) internal successors, (96), 7 states have internal predecessors, (96), 4 states have call successors, (14), 5 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 191 [2022-11-02 20:25:30,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:30,563 INFO L225 Difference]: With dead ends: 1786 [2022-11-02 20:25:30,563 INFO L226 Difference]: Without dead ends: 1153 [2022-11-02 20:25:30,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=229, Invalid=893, Unknown=0, NotChecked=0, Total=1122 [2022-11-02 20:25:30,568 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 509 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 754 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:30,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [513 Valid, 754 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-02 20:25:30,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2022-11-02 20:25:30,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 1138. [2022-11-02 20:25:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1138 states, 849 states have (on average 1.16489988221437) internal successors, (989), 897 states have internal predecessors, (989), 149 states have call successors, (149), 128 states have call predecessors, (149), 139 states have return successors, (195), 146 states have call predecessors, (195), 149 states have call successors, (195) [2022-11-02 20:25:30,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 1333 transitions. [2022-11-02 20:25:30,751 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 1333 transitions. Word has length 191 [2022-11-02 20:25:30,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:30,752 INFO L495 AbstractCegarLoop]: Abstraction has 1138 states and 1333 transitions. [2022-11-02 20:25:30,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.6) internal successors, (96), 7 states have internal predecessors, (96), 4 states have call successors, (14), 5 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2022-11-02 20:25:30,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1333 transitions. [2022-11-02 20:25:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-02 20:25:30,759 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:25:30,760 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-02 20:25:30,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-02 20:25:30,760 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:25:30,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:25:30,761 INFO L85 PathProgramCache]: Analyzing trace with hash -813407625, now seen corresponding path program 1 times [2022-11-02 20:25:30,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:25:30,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506873747] [2022-11-02 20:25:30,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:30,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:25:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:25:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:25:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:25:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 20:25:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-02 20:25:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:25:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 20:25:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:25:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-02 20:25:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:25:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:25:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 20:25:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 20:25:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:25:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:25:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-02 20:25:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,397 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 87 proven. 28 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-11-02 20:25:31,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:25:31,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506873747] [2022-11-02 20:25:31,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506873747] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:25:31,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890523371] [2022-11-02 20:25:31,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:25:31,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:25:31,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:25:31,400 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:25:31,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:25:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:25:31,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:25:31,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:25:32,026 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 143 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-02 20:25:32,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:25:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 77 proven. 39 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-02 20:25:32,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890523371] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:25:32,803 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:25:32,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 11] total 26 [2022-11-02 20:25:32,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966631147] [2022-11-02 20:25:32,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:25:32,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-02 20:25:32,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:25:32,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-02 20:25:32,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2022-11-02 20:25:32,806 INFO L87 Difference]: Start difference. First operand 1138 states and 1333 transitions. Second operand has 26 states, 26 states have (on average 8.384615384615385) internal successors, (218), 22 states have internal predecessors, (218), 10 states have call successors, (39), 9 states have call predecessors, (39), 9 states have return successors, (34), 9 states have call predecessors, (34), 10 states have call successors, (34) [2022-11-02 20:25:35,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:25:35,168 INFO L93 Difference]: Finished difference Result 2415 states and 2913 transitions. [2022-11-02 20:25:35,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-02 20:25:35,169 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 8.384615384615385) internal successors, (218), 22 states have internal predecessors, (218), 10 states have call successors, (39), 9 states have call predecessors, (39), 9 states have return successors, (34), 9 states have call predecessors, (34), 10 states have call successors, (34) Word has length 191 [2022-11-02 20:25:35,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:25:35,171 INFO L225 Difference]: With dead ends: 2415 [2022-11-02 20:25:35,171 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:25:35,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 466 GetRequests, 411 SyntacticMatches, 5 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=549, Invalid=2103, Unknown=0, NotChecked=0, Total=2652 [2022-11-02 20:25:35,178 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 778 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 1916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:25:35,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 563 Invalid, 1916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-02 20:25:35,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:25:35,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:25:35,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:25:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:25:35,180 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 191 [2022-11-02 20:25:35,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:25:35,181 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:25:35,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 8.384615384615385) internal successors, (218), 22 states have internal predecessors, (218), 10 states have call successors, (39), 9 states have call predecessors, (39), 9 states have return successors, (34), 9 states have call predecessors, (34), 10 states have call successors, (34) [2022-11-02 20:25:35,181 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:25:35,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:25:35,184 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:25:35,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:25:35,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-02 20:25:35,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:25:54,426 INFO L895 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 551 558) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= 1 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) [2022-11-02 20:25:54,427 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 551 558) no Hoare annotation was computed. [2022-11-02 20:25:54,427 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 551 558) no Hoare annotation was computed. [2022-11-02 20:25:54,427 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 458 464) no Hoare annotation was computed. [2022-11-02 20:25:54,427 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 458 464) the Hoare annotation is: true [2022-11-02 20:25:54,428 INFO L895 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 943 954) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 0)) .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 (not (<= ~waterLevel~0 2))) (or .cse0 (not (= 2 ~waterLevel~0)) .cse1 .cse2))) [2022-11-02 20:25:54,428 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 943 954) no Hoare annotation was computed. [2022-11-02 20:25:54,428 INFO L899 garLoopResultBuilder]: For program point L947-1(lines 943 954) no Hoare annotation was computed. [2022-11-02 20:25:54,428 INFO L899 garLoopResultBuilder]: For program point L833(line 833) no Hoare annotation was computed. [2022-11-02 20:25:54,429 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 812 841) no Hoare annotation was computed. [2022-11-02 20:25:54,429 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 812 841) the Hoare annotation is: true [2022-11-02 20:25:54,429 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 830) no Hoare annotation was computed. [2022-11-02 20:25:54,429 INFO L902 garLoopResultBuilder]: At program point L826-1(lines 826 830) the Hoare annotation is: true [2022-11-02 20:25:54,430 INFO L899 garLoopResultBuilder]: For program point L823(line 823) no Hoare annotation was computed. [2022-11-02 20:25:54,430 INFO L902 garLoopResultBuilder]: At program point L822-2(lines 822 836) the Hoare annotation is: true [2022-11-02 20:25:54,430 INFO L902 garLoopResultBuilder]: At program point L818(line 818) the Hoare annotation is: true [2022-11-02 20:25:54,430 INFO L899 garLoopResultBuilder]: For program point L818-1(line 818) no Hoare annotation was computed. [2022-11-02 20:25:54,430 INFO L902 garLoopResultBuilder]: At program point L837(lines 812 841) the Hoare annotation is: true [2022-11-02 20:25:54,431 INFO L895 garLoopResultBuilder]: At program point L960(lines 955 963) the Hoare annotation is: (let ((.cse10 (= ~methaneLevelCritical~0 0))) (let ((.cse7 (not .cse10)) (.cse14 (<= 1 ~pumpRunning~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse15 (<= ~waterLevel~0 1)) (.cse16 (= 1 ~systemActive~0)) (.cse17 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse4 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse8 (and .cse14 .cse2 .cse10 .cse3 .cse15 .cse16 .cse17 .cse4)) (.cse13 (not (= |old(~pumpRunning~0)| 0))) (.cse12 (and .cse2 .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (.cse0 (not .cse16)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (and .cse14 .cse2 .cse3 .cse15 .cse16 .cse7 .cse17 .cse4)) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) (and .cse2 .cse3 (= ~waterLevel~0 1) .cse4) .cse5) (or .cse6 .cse0 .cse1 .cse7 .cse8 .cse9) (or .cse6 .cse10 .cse0 .cse1 .cse11 .cse9) (or .cse12 .cse0 .cse1 .cse7 .cse8 .cse5 .cse9) (or .cse13 .cse0 (not (= |old(~waterLevel~0)| 2))) (or (not (<= |old(~waterLevel~0)| 1)) .cse13 .cse0) (or .cse12 .cse10 .cse0 .cse1 .cse11 .cse5 .cse9))))) [2022-11-02 20:25:54,431 INFO L899 garLoopResultBuilder]: For program point L923(lines 923 927) no Hoare annotation was computed. [2022-11-02 20:25:54,432 INFO L895 garLoopResultBuilder]: At program point L923-2(lines 919 930) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (= 1 ~systemActive~0))) (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not .cse8)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (and .cse2 (<= ~waterLevel~0 1) .cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse3)) (.cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1) (or (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3) .cse1 .cse4 .cse5 .cse6 .cse7) (or .cse1 .cse4 (not (< 1 |old(~waterLevel~0)|)) (and .cse2 (= ~waterLevel~0 1) .cse3) .cse6) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse4 .cse5 .cse7)))) [2022-11-02 20:25:54,433 INFO L895 garLoopResultBuilder]: At program point L791(line 791) the Hoare annotation is: (let ((.cse16 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse22 (<= ~waterLevel~0 1)) (.cse23 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse17 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse11 (= ~pumpRunning~0 0)) (.cse12 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse18 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse15 (= 1 ~systemActive~0)) (.cse19 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse13 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| ~waterLevel~0)) (.cse20 (= ~waterLevel~0 1)) (.cse21 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse6 (not (< 1 |old(~waterLevel~0)|))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (and .cse17 .cse11 .cse12 .cse18 .cse15 .cse19 .cse13 .cse20 .cse21)) (.cse10 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not .cse15)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and .cse17 .cse11 .cse12 .cse18 .cse22 .cse15 .cse23 .cse19 .cse13 .cse21)) (.cse3 (and (<= 1 ~pumpRunning~0) .cse16 .cse17 .cse12 .cse18 .cse22 .cse15 .cse23 .cse19 .cse13 .cse21)) (.cse14 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse6 .cse7 .cse8) (or .cse9 .cse0 (not (= |old(~waterLevel~0)| 2))) (or .cse10 .cse9 .cse0 (and .cse11 .cse12 .cse13 .cse14)) (or .cse10 .cse5 .cse0 .cse1 (and .cse11 .cse15) .cse4) (or .cse0 .cse1 .cse6 (and .cse16 .cse17 .cse12 .cse18 .cse19 .cse13 .cse20 .cse21) .cse7 .cse8) (or .cse10 .cse0 .cse1 (and .cse17 .cse11 .cse12 .cse18 .cse19 .cse13 .cse14 .cse21) .cse2 .cse3 (and .cse16 .cse17 .cse12 .cse18 .cse19 .cse13 .cse14 .cse21) .cse4)))) [2022-11-02 20:25:54,433 INFO L899 garLoopResultBuilder]: For program point L791-1(line 791) no Hoare annotation was computed. [2022-11-02 20:25:54,433 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 431 457) no Hoare annotation was computed. [2022-11-02 20:25:54,433 INFO L899 garLoopResultBuilder]: For program point L445-1(lines 445 451) no Hoare annotation was computed. [2022-11-02 20:25:54,434 INFO L895 garLoopResultBuilder]: At program point L532(line 532) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse4 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse5 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse6 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (and .cse1 .cse2 .cse4 (<= ~waterLevel~0 1) (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse5 .cse6)) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5 (= ~waterLevel~0 1) .cse6) .cse7 (not (< 1 |old(~waterLevel~0)|)) .cse8) (or .cse9 .cse0 (not (= |old(~waterLevel~0)| 2))) (or (not (<= |old(~waterLevel~0)| 1)) .cse9 .cse0) (or .cse3 .cse0 .cse7 .cse8 .cse10) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse7 .cse11 .cse10) (or .cse0 .cse7 .cse11 (and .cse1 .cse2 .cse4 .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse6) .cse8 .cse10)))) [2022-11-02 20:25:54,435 INFO L895 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse6 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse12 (= 1 ~systemActive~0)) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse8 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse0 (and (<= 1 ~pumpRunning~0) .cse4 .cse5 .cse6 (<= ~waterLevel~0 1) .cse12 .cse11 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse7 .cse8)) (.cse10 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse12)) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (and .cse4 .cse5 .cse6 .cse7 (= |old(~waterLevel~0)| ~waterLevel~0) .cse8) .cse9 .cse3) (or .cse10 .cse1 (not (= |old(~waterLevel~0)| 2))) (or (not (<= |old(~waterLevel~0)| 1)) .cse10 .cse1) (or (and .cse4 .cse5 .cse6 .cse11 .cse7 (= ~waterLevel~0 1) .cse8) .cse1 .cse2 (not (< 1 |old(~waterLevel~0)|)) .cse9) (or .cse1 .cse2 .cse11 .cse9 .cse3)))) [2022-11-02 20:25:54,435 INFO L899 garLoopResultBuilder]: For program point L912(line 912) no Hoare annotation was computed. [2022-11-02 20:25:54,435 INFO L895 garLoopResultBuilder]: At program point L776(line 776) the Hoare annotation is: (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (and (= ~pumpRunning~0 0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) .cse2 .cse3) (or .cse2 .cse4 (not (< 1 |old(~waterLevel~0)|)) (and .cse5 .cse0 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse4 (and .cse5 .cse0 .cse1) (not (<= 1 |old(~switchedOnBeforeTS~0)|))))) [2022-11-02 20:25:54,436 INFO L899 garLoopResultBuilder]: For program point L776-1(line 776) no Hoare annotation was computed. [2022-11-02 20:25:54,436 INFO L895 garLoopResultBuilder]: At program point L537(line 537) the Hoare annotation is: (let ((.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse2 .cse1 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse2 (not (= |old(~waterLevel~0)| 2))))) [2022-11-02 20:25:54,436 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 803) no Hoare annotation was computed. [2022-11-02 20:25:54,437 INFO L895 garLoopResultBuilder]: At program point L537-1(lines 518 542) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse20 (= ~waterLevel~0 1)) (.cse14 (= ~pumpRunning~0 0)) (.cse19 (= 1 ~systemActive~0)) (.cse18 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse15 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse21 (<= ~waterLevel~0 1)) (.cse22 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse16 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse17 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse2 (and .cse18 .cse13 .cse15 .cse21 .cse22 .cse16 .cse17)) (.cse3 (and .cse13 .cse14 .cse15 .cse21 .cse19 .cse22 .cse16 .cse17)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (< 1 |old(~waterLevel~0)|))) (.cse10 (and .cse13 .cse14 .cse15 .cse19 .cse16 .cse20 .cse17)) (.cse11 (not (<= |old(~waterLevel~0)| 2))) (.cse12 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (and .cse14 .cse7)) (.cse0 (not .cse19))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 (and (<= 1 ~pumpRunning~0) .cse7) (not (= |old(~waterLevel~0)| 2))) (or .cse8 .cse0 .cse1 .cse9 .cse10 .cse11) (or .cse12 .cse0 .cse1 .cse2 (and .cse13 .cse14 .cse15 .cse16 .cse7 .cse17) .cse3 (and .cse18 .cse13 .cse15 .cse16 .cse7 .cse17) .cse4) (or .cse12 .cse8 .cse0 .cse1 (and .cse14 .cse19) .cse4) (or .cse0 .cse1 .cse9 (and .cse18 .cse13 .cse15 .cse16 .cse20 .cse17) .cse10 .cse11) (or .cse12 .cse5 .cse6 .cse0)))) [2022-11-02 20:25:54,437 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 444) no Hoare annotation was computed. [2022-11-02 20:25:54,438 INFO L895 garLoopResultBuilder]: At program point L566(lines 559 569) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0))) (let ((.cse16 (<= 1 ~pumpRunning~0)) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse13 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse17 (<= ~waterLevel~0 1)) (.cse15 (= 1 ~systemActive~0)) (.cse8 (not .cse1)) (.cse18 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse14 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse4 (and .cse16 .cse11 .cse12 .cse13 .cse17 .cse15 .cse8 .cse18 .cse14)) (.cse7 (and .cse11 .cse12 .cse13 (= |old(~waterLevel~0)| ~waterLevel~0) .cse14)) (.cse0 (not (= |old(~waterLevel~0)| 1))) (.cse9 (and .cse16 .cse11 .cse12 .cse1 .cse13 .cse17 .cse15 .cse18 .cse14)) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse10 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not .cse15)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse5) (or .cse2 .cse3 .cse8 .cse6 .cse7 .cse9 .cse5) (or .cse10 .cse2 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse2 .cse3 .cse8 .cse9 .cse5) (or (not (<= |old(~waterLevel~0)| 1)) .cse10 .cse2) (or .cse2 (and .cse11 .cse12 .cse13 (= ~waterLevel~0 1) .cse14) .cse3 (not (< 1 |old(~waterLevel~0)|)) .cse6))))) [2022-11-02 20:25:54,438 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 806) no Hoare annotation was computed. [2022-11-02 20:25:54,438 INFO L899 garLoopResultBuilder]: For program point L438-2(lines 434 456) no Hoare annotation was computed. [2022-11-02 20:25:54,439 INFO L895 garLoopResultBuilder]: At program point L789-1(lines 781 809) the Hoare annotation is: (let ((.cse17 (= ~methaneLevelCritical~0 0))) (let ((.cse27 (= ~waterLevel~0 1)) (.cse4 (not .cse17)) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse23 (= ~pumpRunning~0 0)) (.cse26 (<= 1 ~pumpRunning~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse11 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse12 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse29 (<= ~waterLevel~0 1)) (.cse28 (= 1 ~systemActive~0)) (.cse30 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse13 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse14 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| ~waterLevel~0)) (.cse16 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (and .cse26 .cse9 .cse10 .cse11 .cse17 .cse12 .cse29 .cse28 .cse30 .cse13 .cse14 .cse16)) (.cse5 (and .cse10 .cse23 .cse11 .cse17 .cse12 .cse29 .cse28 .cse30 .cse13 .cse14 .cse16)) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (and .cse10 .cse23 .cse11 .cse12 .cse28 .cse13 .cse14 .cse15 .cse16)) (.cse21 (and .cse10 .cse23 .cse11 .cse12 .cse29 .cse28 .cse4 .cse30 .cse13 .cse14 .cse16)) (.cse0 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse18 (not (< 1 |old(~waterLevel~0)|))) (.cse20 (and .cse10 .cse23 .cse11 .cse12 .cse28 .cse13 .cse14 .cse27 .cse16)) (.cse22 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse28)) (.cse19 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse1 .cse2 .cse8 .cse3 .cse4 .cse5 (and .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) .cse6) (or .cse17 .cse1 .cse2 .cse18 .cse19 .cse20) (or .cse7 .cse21 .cse17 .cse1 .cse2 .cse8 .cse6) (let ((.cse24 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse25 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| 2))) (or .cse22 .cse1 (and .cse23 .cse24 .cse25) .cse19 (and .cse26 .cse24 .cse25) (not (<= 2 |old(~waterLevel~0)|)))) (or .cse21 .cse0 .cse17 .cse1 .cse2 .cse6) (or .cse1 .cse2 .cse18 (and .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse27 .cse16) .cse19 .cse20) (or .cse22 (and (= 2 ~waterLevel~0) .cse15) .cse1 (and .cse23 .cse11 .cse14 .cse15) .cse19))))) [2022-11-02 20:25:54,440 INFO L895 garLoopResultBuilder]: At program point L913(lines 908 915) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse2 .cse0 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse0) (or .cse0 .cse1 .cse3))) [2022-11-02 20:25:54,440 INFO L895 garLoopResultBuilder]: At program point L992(lines 987 995) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 1)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse18 (<= 1 ~pumpRunning~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse19 (= ~methaneLevelCritical~0 0)) (.cse21 (= 1 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse17 (= ~pumpRunning~0 0)) (.cse7 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse8 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse22 (<= ~waterLevel~0 1)) (.cse20 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse9 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse11 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse12 (and .cse6 .cse17 .cse7 .cse8 .cse22 .cse20 .cse9 .cse11)) (.cse13 (and .cse18 .cse5 .cse6 .cse7 .cse19 .cse8 .cse22 .cse21 .cse20 .cse9 .cse11)) (.cse15 (and .cse6 .cse17 .cse7 .cse8 .cse9 .cse16 .cse11)) (.cse14 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not .cse21)) (.cse1 (and .cse6 .cse17 .cse7 .cse8 .cse21 .cse9 .cse10 .cse11)) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (< 1 |old(~waterLevel~0)|))) (.cse4 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11)) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse2 .cse12 .cse13 .cse14) (or .cse15 .cse0 .cse2 (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse16 .cse11) .cse12 .cse13 .cse4 .cse14) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (and .cse17 .cse7 .cse16) .cse4 (and .cse18 .cse7 (= 2 ~waterLevel~0) .cse16)) (or (not (<= |old(~waterLevel~0)| 1)) .cse19 .cse15 .cse0 .cse2 .cse20 .cse14) (or .cse19 .cse0 .cse1 .cse2 .cse3 .cse4)))) [2022-11-02 20:25:54,440 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 800) no Hoare annotation was computed. [2022-11-02 20:25:54,441 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 431 457) the Hoare annotation is: (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (and (= ~pumpRunning~0 0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) .cse2 .cse3) (or .cse2 .cse4 (not (< 1 |old(~waterLevel~0)|)) (and .cse5 .cse0 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse4 (and .cse5 .cse0 .cse1) (not (<= 1 |old(~switchedOnBeforeTS~0)|))))) [2022-11-02 20:25:54,441 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 534) no Hoare annotation was computed. [2022-11-02 20:25:54,441 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 431 457) no Hoare annotation was computed. [2022-11-02 20:25:54,442 INFO L895 garLoopResultBuilder]: At program point L778(lines 771 780) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) .cse0) .cse1 .cse2) (or .cse1 .cse3 (and .cse4 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2) .cse5) (not (< 1 |old(~waterLevel~0)|)) .cse2) (or (and .cse4 .cse0 .cse5) .cse1 .cse3 .cse2 (not (<= 1 |old(~switchedOnBeforeTS~0)|))))) [2022-11-02 20:25:54,442 INFO L899 garLoopResultBuilder]: For program point L522(lines 522 539) no Hoare annotation was computed. [2022-11-02 20:25:54,442 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 912) no Hoare annotation was computed. [2022-11-02 20:25:54,443 INFO L899 garLoopResultBuilder]: For program point L894(lines 894 901) no Hoare annotation was computed. [2022-11-02 20:25:54,443 INFO L899 garLoopResultBuilder]: For program point L894-2(lines 894 901) no Hoare annotation was computed. [2022-11-02 20:25:54,443 INFO L899 garLoopResultBuilder]: For program point L725(lines 725 731) no Hoare annotation was computed. [2022-11-02 20:25:54,443 INFO L899 garLoopResultBuilder]: For program point L725-1(lines 725 731) no Hoare annotation was computed. [2022-11-02 20:25:54,443 INFO L902 garLoopResultBuilder]: At program point L754(lines 695 758) the Hoare annotation is: true [2022-11-02 20:25:54,444 INFO L895 garLoopResultBuilder]: At program point L717(line 717) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse2 .cse3) (and .cse4 (= ~methaneLevelCritical~0 0) .cse5 .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse5 .cse2 .cse3))) [2022-11-02 20:25:54,444 INFO L902 garLoopResultBuilder]: At program point L903(lines 884 906) the Hoare annotation is: true [2022-11-02 20:25:54,444 INFO L895 garLoopResultBuilder]: At program point L870(lines 866 872) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-02 20:25:54,445 INFO L895 garLoopResultBuilder]: At program point L672(lines 668 674) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-02 20:25:54,445 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:25:54,445 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:25:54,445 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:25:54,446 INFO L895 garLoopResultBuilder]: At program point L751(lines 704 752) the Hoare annotation is: false [2022-11-02 20:25:54,446 INFO L899 garLoopResultBuilder]: For program point L706(lines 705 750) no Hoare annotation was computed. [2022-11-02 20:25:54,446 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:25:54,446 INFO L895 garLoopResultBuilder]: At program point L768(lines 763 770) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-02 20:25:54,447 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 746) no Hoare annotation was computed. [2022-11-02 20:25:54,447 INFO L895 garLoopResultBuilder]: At program point L727(line 727) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (< 1 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) .cse1 .cse2 (<= 1 ~switchedOnBeforeTS~0)))) [2022-11-02 20:25:54,447 INFO L895 garLoopResultBuilder]: At program point L748(lines 705 750) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse2 .cse3) (and .cse4 (= ~methaneLevelCritical~0 0) .cse5 .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse5 .cse2 .cse3))) [2022-11-02 20:25:54,448 INFO L899 garLoopResultBuilder]: For program point L715(lines 715 721) no Hoare annotation was computed. [2022-11-02 20:25:54,448 INFO L899 garLoopResultBuilder]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2022-11-02 20:25:54,448 INFO L899 garLoopResultBuilder]: For program point L707(lines 707 711) no Hoare annotation was computed. [2022-11-02 20:25:54,448 INFO L902 garLoopResultBuilder]: At program point L881(lines 873 883) the Hoare annotation is: true [2022-11-02 20:25:54,448 INFO L895 garLoopResultBuilder]: At program point L687(lines 682 690) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-02 20:25:54,449 INFO L895 garLoopResultBuilder]: At program point L679(lines 675 681) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-11-02 20:25:54,449 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 745) no Hoare annotation was computed. [2022-11-02 20:25:54,449 INFO L895 garLoopResultBuilder]: At program point L741-2(lines 735 746) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 (< 1 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0)))) [2022-11-02 20:25:54,450 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 466 490) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (not (<= ~waterLevel~0 2))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-02 20:25:54,450 INFO L895 garLoopResultBuilder]: At program point L630(lines 615 633) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (= 2 ~waterLevel~0))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse1 .cse2 (and .cse3 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~0#1| 0)) .cse0 (not (<= ~waterLevel~0 2))) (or .cse1 .cse3 .cse0 (not .cse2)))) [2022-11-02 20:25:54,450 INFO L899 garLoopResultBuilder]: For program point L624(lines 624 628) no Hoare annotation was computed. [2022-11-02 20:25:54,450 INFO L899 garLoopResultBuilder]: For program point L624-2(lines 624 628) no Hoare annotation was computed. [2022-11-02 20:25:54,451 INFO L899 garLoopResultBuilder]: For program point L1000(lines 1000 1006) no Hoare annotation was computed. [2022-11-02 20:25:54,451 INFO L895 garLoopResultBuilder]: At program point L548(lines 543 550) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (and (<= 1 ~pumpRunning~0) (= 2 ~waterLevel~0)) (not (<= ~waterLevel~0 2))))) [2022-11-02 20:25:54,451 INFO L895 garLoopResultBuilder]: At program point L480(line 480) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |processEnvironment__wrappee__highWaterSensor_~tmp~3#1| 0)) .cse0 (not (<= ~waterLevel~0 2))) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-02 20:25:54,451 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 466 490) no Hoare annotation was computed. [2022-11-02 20:25:54,452 INFO L899 garLoopResultBuilder]: For program point L474(lines 474 482) no Hoare annotation was computed. [2022-11-02 20:25:54,452 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 487) no Hoare annotation was computed. [2022-11-02 20:25:54,452 INFO L895 garLoopResultBuilder]: At program point L1005(lines 996 1009) the Hoare annotation is: (let ((.cse2 (not (<= ~waterLevel~0 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 1)) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 (= ~pumpRunning~0 0) .cse1 (not (<= ~waterLevel~0 2))))) [2022-11-02 20:25:54,452 INFO L895 garLoopResultBuilder]: At program point L485(line 485) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= ~waterLevel~0 2))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-02 20:25:54,453 INFO L899 garLoopResultBuilder]: For program point L485-1(lines 466 490) no Hoare annotation was computed. [2022-11-02 20:25:54,453 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 931 942) no Hoare annotation was computed. [2022-11-02 20:25:54,453 INFO L899 garLoopResultBuilder]: For program point L935-1(lines 931 942) no Hoare annotation was computed. [2022-11-02 20:25:54,453 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 931 942) the Hoare annotation is: (let ((.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 2)) (not (<= 2 |old(~waterLevel~0)|))) (or .cse3 .cse0 (not (= |old(~waterLevel~0)| 2)) .cse2) (or .cse4 .cse3 .cse0 .cse2) (or .cse4 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-02 20:25:54,454 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 492 516) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (not (<= ~waterLevel~0 2))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-02 20:25:54,454 INFO L895 garLoopResultBuilder]: At program point L506(line 506) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= ~waterLevel~0 2))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-02 20:25:54,454 INFO L895 garLoopResultBuilder]: At program point L502(line 502) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= ~waterLevel~0 2))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-02 20:25:54,455 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 508) no Hoare annotation was computed. [2022-11-02 20:25:54,455 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 513) no Hoare annotation was computed. [2022-11-02 20:25:54,455 INFO L895 garLoopResultBuilder]: At program point L649(lines 634 652) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= ~waterLevel~0 2))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-02 20:25:54,455 INFO L899 garLoopResultBuilder]: For program point L643(lines 643 647) no Hoare annotation was computed. [2022-11-02 20:25:54,456 INFO L899 garLoopResultBuilder]: For program point L643-2(lines 643 647) no Hoare annotation was computed. [2022-11-02 20:25:54,456 INFO L895 garLoopResultBuilder]: At program point L511(line 511) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (not (<= ~waterLevel~0 2))))) [2022-11-02 20:25:54,456 INFO L899 garLoopResultBuilder]: For program point L511-1(lines 492 516) no Hoare annotation was computed. [2022-11-02 20:25:54,456 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 492 516) no Hoare annotation was computed. [2022-11-02 20:25:54,457 INFO L895 garLoopResultBuilder]: At program point L1015(lines 1010 1018) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= ~waterLevel~0 2))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-11-02 20:25:54,457 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 570 578) no Hoare annotation was computed. [2022-11-02 20:25:54,457 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 570 578) the Hoare annotation is: true [2022-11-02 20:25:54,457 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 570 578) no Hoare annotation was computed. [2022-11-02 20:25:54,461 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:25:54,464 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:25:54,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:25:54 BoogieIcfgContainer [2022-11-02 20:25:54,520 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:25:54,521 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:25:54,521 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:25:54,521 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:25:54,522 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:25:18" (3/4) ... [2022-11-02 20:25:54,526 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:25:54,534 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-02 20:25:54,534 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-02 20:25:54,534 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-02 20:25:54,535 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-02 20:25:54,535 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-02 20:25:54,535 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2022-11-02 20:25:54,535 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-02 20:25:54,536 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2022-11-02 20:25:54,536 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-11-02 20:25:54,545 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2022-11-02 20:25:54,546 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-02 20:25:54,547 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-02 20:25:54,547 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 20:25:54,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:25:54,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:25:54,549 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:25:54,581 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((pumpRunning == \old(pumpRunning) && 1 < waterLevel) && waterLevel <= 2) && 1 <= switchedOnBeforeTS)) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-02 20:25:54,581 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) && ((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive))) && (((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-02 20:25:54,582 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || ((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && ((((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || ((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp == waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && ((((((!(\old(waterLevel) <= 1) || ((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((pumpRunning == 0 && 2 == \result) && tmp == 2)) || !(\old(waterLevel) <= 2)) || ((1 <= pumpRunning && 2 == \result) && tmp == 2)) || !(2 <= \old(waterLevel)))) && (((((((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && tmp == waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp == waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || (2 == waterLevel && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (((pumpRunning == 0 && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) [2022-11-02 20:25:54,582 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 2))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || (((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (pumpRunning == 0 && 1 == systemActive)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || ((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) [2022-11-02 20:25:54,583 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2))) && ((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive))) && ((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) == 2)) [2022-11-02 20:25:54,583 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(1 == systemActive) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && waterLevel == \result) && 2 == waterLevel) && \old(waterLevel) == waterLevel))) && ((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || ((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || waterLevel + 1 <= \old(waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) [2022-11-02 20:25:54,584 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2))) && ((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive))) && (((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) [2022-11-02 20:25:54,584 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && ((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive))) && ((((!(1 == systemActive) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) [2022-11-02 20:25:54,585 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) && (((((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) [2022-11-02 20:25:54,585 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(waterLevel <= 1)) || \result == 1) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) [2022-11-02 20:25:54,585 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) && (((((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) [2022-11-02 20:25:54,586 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || 2 == waterLevel) || ((pumpRunning == 0 && \result == 0) && tmp___0 == 0)) || !(1 == systemActive)) || !(waterLevel <= 2))) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) [2022-11-02 20:25:54,586 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (1 <= pumpRunning && 2 == waterLevel)) || !(waterLevel <= 2)) [2022-11-02 20:25:54,614 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:25:54,615 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:25:54,616 INFO L158 Benchmark]: Toolchain (without parser) took 37490.65ms. Allocated memory was 92.3MB in the beginning and 220.2MB in the end (delta: 127.9MB). Free memory was 54.3MB in the beginning and 93.4MB in the end (delta: -39.1MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. [2022-11-02 20:25:54,616 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory was 71.4MB in the beginning and 71.3MB in the end (delta: 52.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:25:54,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.01ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 54.1MB in the beginning and 84.6MB in the end (delta: -30.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 20:25:54,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.12ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 82.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:25:54,618 INFO L158 Benchmark]: Boogie Preprocessor took 64.80ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:25:54,618 INFO L158 Benchmark]: RCFGBuilder took 913.11ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 60.3MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-02 20:25:54,618 INFO L158 Benchmark]: TraceAbstraction took 35728.52ms. Allocated memory was 117.4MB in the beginning and 220.2MB in the end (delta: 102.8MB). Free memory was 59.5MB in the beginning and 99.7MB in the end (delta: -40.2MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. [2022-11-02 20:25:54,619 INFO L158 Benchmark]: Witness Printer took 94.12ms. Allocated memory is still 220.2MB. Free memory was 99.7MB in the beginning and 93.4MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:25:54,621 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory was 71.4MB in the beginning and 71.3MB in the end (delta: 52.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.01ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 54.1MB in the beginning and 84.6MB in the end (delta: -30.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.12ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 82.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.80ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 913.11ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 60.3MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 35728.52ms. Allocated memory was 117.4MB in the beginning and 220.2MB in the end (delta: 102.8MB). Free memory was 59.5MB in the beginning and 99.7MB in the end (delta: -40.2MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB. * Witness Printer took 94.12ms. Allocated memory is still 220.2MB. Free memory was 99.7MB in the beginning and 93.4MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 912]: 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: 35.5s, OverallIterations: 12, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3101 SdHoareTripleChecker+Valid, 5.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3047 mSDsluCounter, 6002 SdHoareTripleChecker+Invalid, 4.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4227 mSDsCounter, 1172 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5043 IncrementalHoareTripleChecker+Invalid, 6215 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1172 mSolverCounterUnsat, 1775 mSDtfsCounter, 5043 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 984 GetRequests, 788 SyntacticMatches, 11 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1338 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1138occurred in iteration=11, InterpolantAutomatonStates: 167, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 274 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 2739 PreInvPairs, 3202 NumberOfFragments, 4133 HoareAnnotationTreeSize, 2739 FomulaSimplifications, 3636 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 49 FomulaSimplificationsInter, 47481 FormulaSimplificationTreeSizeReductionInter, 17.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 1244 NumberOfCodeBlocks, 1244 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1528 ConstructedInterpolants, 0 QuantifiedInterpolants, 2968 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1228 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 837/930 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: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(waterLevel <= 1)) || \result == 1) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || 2 == waterLevel) || ((pumpRunning == 0 && \result == 0) && tmp___0 == 0)) || !(1 == systemActive)) || !(waterLevel <= 2))) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 == waterLevel)) - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || (((pumpRunning == \old(pumpRunning) && 1 < waterLevel) && waterLevel <= 2) && 1 <= switchedOnBeforeTS)) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((((1 <= pumpRunning && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) && 1 <= switchedOnBeforeTS)) || (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: ((((((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && ((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive))) && ((((!(1 == systemActive) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) && ((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive))) && (((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((((((((!(1 == systemActive) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((pumpRunning == 0 && waterLevel == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && waterLevel == \result) && 2 == waterLevel) && \old(waterLevel) == waterLevel))) && ((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || ((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || waterLevel + 1 <= \old(waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: (((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2))) && ((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive))) && (((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: ((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 2))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || (((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (pumpRunning == 0 && 1 == systemActive)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || ((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) && (((((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2))) && ((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive))) && ((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) == 2)) - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (1 <= pumpRunning && 2 == waterLevel)) || !(waterLevel <= 2)) - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: ((((((((((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || ((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && ((((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || ((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp == waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && ((((((!(\old(waterLevel) <= 1) || ((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp == waterLevel) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((pumpRunning == 0 && 2 == \result) && tmp == 2)) || !(\old(waterLevel) <= 2)) || ((1 <= pumpRunning && 2 == \result) && tmp == 2)) || !(2 <= \old(waterLevel)))) && (((((((((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp == waterLevel) && 1 <= switchedOnBeforeTS) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && waterLevel == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && tmp == waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && waterLevel == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp == waterLevel) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && ((((!(\old(pumpRunning) == 0) || (2 == waterLevel && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (((pumpRunning == 0 && waterLevel == \result) && tmp == waterLevel) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 1010]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) && (((((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 RESULT: Ultimate proved your program to be correct! [2022-11-02 20:25:54,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d4a49d-dba5-40ea-813a-bb777c7cc7c7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE