./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5780768f89256c506186805750dd5ec09f07e7c3b9baffd6ca5edbcb4a88d3de --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 10:14:42,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:14:42,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:14:42,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:14:42,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:14:42,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:14:42,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:14:42,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:14:42,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:14:42,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:14:42,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:14:42,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:14:42,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:14:42,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:14:42,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:14:42,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:14:42,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:14:42,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:14:42,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:14:42,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:14:42,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:14:42,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:14:42,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:14:42,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:14:42,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:14:42,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:14:42,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:14:42,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:14:42,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:14:42,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:14:42,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:14:42,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:14:42,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:14:42,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:14:42,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:14:42,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:14:42,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:14:42,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:14:42,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:14:42,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:14:42,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:14:42,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 10:14:42,477 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:14:42,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:14:42,477 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:14:42,477 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:14:42,478 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:14:42,478 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:14:42,478 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:14:42,478 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:14:42,478 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:14:42,478 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 10:14:42,479 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:14:42,479 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:14:42,479 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 10:14:42,479 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 10:14:42,479 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:14:42,479 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 10:14:42,479 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 10:14:42,479 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 10:14:42,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:14:42,480 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 10:14:42,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 10:14:42,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 10:14:42,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:14:42,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:14:42,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:14:42,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:14:42,481 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 10:14:42,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:14:42,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:14:42,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:14:42,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:14:42,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:14:42,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:14:42,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:14:42,482 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 10:14:42,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:14:42,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:14:42,482 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 10:14:42,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 10:14:42,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:14:42,483 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:14:42,483 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_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5780768f89256c506186805750dd5ec09f07e7c3b9baffd6ca5edbcb4a88d3de [2022-12-14 10:14:42,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:14:42,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:14:42,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:14:42,699 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:14:42,699 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:14:42,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2022-12-14 10:14:45,312 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:14:45,489 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:14:45,489 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2022-12-14 10:14:45,499 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/data/d1eb070c2/437ba7996e3547ddad44a93819e2feee/FLAG39308d980 [2022-12-14 10:14:45,511 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/data/d1eb070c2/437ba7996e3547ddad44a93819e2feee [2022-12-14 10:14:45,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:14:45,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:14:45,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:14:45,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:14:45,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:14:45,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a6b63dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45, skipping insertion in model container [2022-12-14 10:14:45,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:14:45,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:14:45,679 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c[7019,7032] [2022-12-14 10:14:45,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:14:45,728 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 10:14:45,747 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c[7019,7032] [2022-12-14 10:14:45,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:14:45,784 INFO L208 MainTranslator]: Completed translation [2022-12-14 10:14:45,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45 WrapperNode [2022-12-14 10:14:45,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 10:14:45,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 10:14:45,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 10:14:45,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 10:14:45,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,817 INFO L138 Inliner]: procedures = 55, calls = 100, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 185 [2022-12-14 10:14:45,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 10:14:45,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 10:14:45,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 10:14:45,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 10:14:45,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,833 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 10:14:45,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 10:14:45,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 10:14:45,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 10:14:45,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (1/1) ... [2022-12-14 10:14:45,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:14:45,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:14:45,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 10:14:45,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 10:14:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 10:14:45,896 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-12-14 10:14:45,896 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-12-14 10:14:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-12-14 10:14:45,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-12-14 10:14:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-12-14 10:14:45,897 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-12-14 10:14:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-12-14 10:14:45,897 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-12-14 10:14:45,897 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-12-14 10:14:45,898 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-12-14 10:14:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-12-14 10:14:45,898 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-12-14 10:14:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-12-14 10:14:45,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-12-14 10:14:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 10:14:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-12-14 10:14:45,898 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-12-14 10:14:45,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 10:14:45,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 10:14:45,957 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 10:14:45,959 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 10:14:46,185 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 10:14:46,286 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 10:14:46,286 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 10:14:46,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:14:46 BoogieIcfgContainer [2022-12-14 10:14:46,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 10:14:46,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 10:14:46,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 10:14:46,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 10:14:46,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 10:14:45" (1/3) ... [2022-12-14 10:14:46,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@211cf1af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:14:46, skipping insertion in model container [2022-12-14 10:14:46,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:45" (2/3) ... [2022-12-14 10:14:46,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@211cf1af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:14:46, skipping insertion in model container [2022-12-14 10:14:46,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:14:46" (3/3) ... [2022-12-14 10:14:46,295 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46.cil.c [2022-12-14 10:14:46,309 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 10:14:46,309 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 10:14:46,345 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 10:14:46,350 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@33fe37c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 10:14:46,350 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 10:14:46,353 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 47 states have internal predecessors, (54), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14) [2022-12-14 10:14:46,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 10:14:46,360 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:14:46,360 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:14:46,360 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:14:46,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:14:46,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1110266704, now seen corresponding path program 1 times [2022-12-14 10:14:46,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:14:46,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346057589] [2022-12-14 10:14:46,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:14:46,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:14:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:14:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:14:46,487 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:14:46,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346057589] [2022-12-14 10:14:46,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346057589] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:14:46,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:14:46,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 10:14:46,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172841380] [2022-12-14 10:14:46,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:14:46,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 10:14:46,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:14:46,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 10:14:46,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 10:14:46,517 INFO L87 Difference]: Start difference. First operand has 63 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 47 states have internal predecessors, (54), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:14:46,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:14:46,577 INFO L93 Difference]: Finished difference Result 124 states and 165 transitions. [2022-12-14 10:14:46,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 10:14:46,579 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-12-14 10:14:46,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:14:46,585 INFO L225 Difference]: With dead ends: 124 [2022-12-14 10:14:46,585 INFO L226 Difference]: Without dead ends: 58 [2022-12-14 10:14:46,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 10:14:46,590 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 10:14:46,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 62 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 10:14:46,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2022-12-14 10:14:46,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2022-12-14 10:14:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 43 states have internal predecessors, (46), 14 states have call successors, (14), 8 states have call predecessors, (14), 7 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2022-12-14 10:14:46,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 73 transitions. [2022-12-14 10:14:46,620 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 73 transitions. Word has length 16 [2022-12-14 10:14:46,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:14:46,620 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 73 transitions. [2022-12-14 10:14:46,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:14:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2022-12-14 10:14:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 10:14:46,622 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:14:46,622 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:14:46,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 10:14:46,623 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:14:46,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:14:46,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1740907951, now seen corresponding path program 1 times [2022-12-14 10:14:46,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:14:46,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934823478] [2022-12-14 10:14:46,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:14:46,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:14:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:14:46,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:14:46,687 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:14:46,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934823478] [2022-12-14 10:14:46,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934823478] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:14:46,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:14:46,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 10:14:46,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124369565] [2022-12-14 10:14:46,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:14:46,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 10:14:46,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:14:46,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 10:14:46,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 10:14:46,690 INFO L87 Difference]: Start difference. First operand 58 states and 73 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:14:46,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:14:46,724 INFO L93 Difference]: Finished difference Result 93 states and 117 transitions. [2022-12-14 10:14:46,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 10:14:46,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-12-14 10:14:46,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:14:46,726 INFO L225 Difference]: With dead ends: 93 [2022-12-14 10:14:46,726 INFO L226 Difference]: Without dead ends: 50 [2022-12-14 10:14:46,726 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 10:14:46,727 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 7 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 10:14:46,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 87 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 10:14:46,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-12-14 10:14:46,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2022-12-14 10:14:46,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 38 states have internal predecessors, (40), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-12-14 10:14:46,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 62 transitions. [2022-12-14 10:14:46,733 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 62 transitions. Word has length 17 [2022-12-14 10:14:46,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:14:46,733 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 62 transitions. [2022-12-14 10:14:46,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:14:46,733 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2022-12-14 10:14:46,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 10:14:46,735 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:14:46,735 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:14:46,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 10:14:46,735 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:14:46,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:14:46,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1824795688, now seen corresponding path program 1 times [2022-12-14 10:14:46,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:14:46,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81686056] [2022-12-14 10:14:46,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:14:46,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:14:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:14:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:14:46,832 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:14:46,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81686056] [2022-12-14 10:14:46,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81686056] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:14:46,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:14:46,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 10:14:46,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492707898] [2022-12-14 10:14:46,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:14:46,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 10:14:46,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:14:46,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 10:14:46,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 10:14:46,834 INFO L87 Difference]: Start difference. First operand 50 states and 62 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:14:46,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:14:46,961 INFO L93 Difference]: Finished difference Result 144 states and 182 transitions. [2022-12-14 10:14:46,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 10:14:46,961 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2022-12-14 10:14:46,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:14:46,962 INFO L225 Difference]: With dead ends: 144 [2022-12-14 10:14:46,962 INFO L226 Difference]: Without dead ends: 96 [2022-12-14 10:14:46,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-14 10:14:46,963 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 44 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 10:14:46,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 248 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 10:14:46,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-12-14 10:14:46,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 92. [2022-12-14 10:14:46,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 57 states have (on average 1.280701754385965) internal successors, (73), 69 states have internal predecessors, (73), 21 states have call successors, (21), 13 states have call predecessors, (21), 13 states have return successors, (21), 17 states have call predecessors, (21), 21 states have call successors, (21) [2022-12-14 10:14:46,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 115 transitions. [2022-12-14 10:14:46,975 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 115 transitions. Word has length 19 [2022-12-14 10:14:46,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:14:46,975 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 115 transitions. [2022-12-14 10:14:46,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 10:14:46,976 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 115 transitions. [2022-12-14 10:14:46,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 10:14:46,976 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:14:46,976 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:14:46,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 10:14:46,977 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:14:46,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:14:46,977 INFO L85 PathProgramCache]: Analyzing trace with hash -127763223, now seen corresponding path program 1 times [2022-12-14 10:14:46,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:14:46,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576280372] [2022-12-14 10:14:46,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:14:46,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:14:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:14:47,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:14:47,069 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:14:47,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576280372] [2022-12-14 10:14:47,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576280372] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:14:47,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:14:47,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 10:14:47,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098034158] [2022-12-14 10:14:47,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:14:47,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 10:14:47,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:14:47,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 10:14:47,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 10:14:47,071 INFO L87 Difference]: Start difference. First operand 92 states and 115 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 10:14:47,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:14:47,140 INFO L93 Difference]: Finished difference Result 254 states and 324 transitions. [2022-12-14 10:14:47,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 10:14:47,140 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2022-12-14 10:14:47,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:14:47,142 INFO L225 Difference]: With dead ends: 254 [2022-12-14 10:14:47,142 INFO L226 Difference]: Without dead ends: 164 [2022-12-14 10:14:47,143 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 10:14:47,144 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 38 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 10:14:47,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 151 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 10:14:47,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-12-14 10:14:47,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2022-12-14 10:14:47,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 103 states have (on average 1.2233009708737863) internal successors, (126), 114 states have internal predecessors, (126), 30 states have call successors, (30), 26 states have call predecessors, (30), 26 states have return successors, (38), 30 states have call predecessors, (38), 30 states have call successors, (38) [2022-12-14 10:14:47,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 194 transitions. [2022-12-14 10:14:47,167 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 194 transitions. Word has length 22 [2022-12-14 10:14:47,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:14:47,168 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 194 transitions. [2022-12-14 10:14:47,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 10:14:47,168 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 194 transitions. [2022-12-14 10:14:47,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 10:14:47,169 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:14:47,170 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:14:47,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 10:14:47,170 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:14:47,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:14:47,171 INFO L85 PathProgramCache]: Analyzing trace with hash 321518248, now seen corresponding path program 1 times [2022-12-14 10:14:47,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:14:47,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343658582] [2022-12-14 10:14:47,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:14:47,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:14:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:14:47,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 10:14:47,526 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:14:47,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343658582] [2022-12-14 10:14:47,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343658582] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:14:47,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513606641] [2022-12-14 10:14:47,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:14:47,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:14:47,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:14:47,528 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:14:47,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 10:14:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:14:47,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 10:14:47,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:14:47,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:14:47,880 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 10:14:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 10:14:48,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513606641] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 10:14:48,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1515665929] [2022-12-14 10:14:48,246 INFO L159 IcfgInterpreter]: Started Sifa with 37 locations of interest [2022-12-14 10:14:48,246 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 10:14:48,250 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 10:14:48,255 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 10:14:48,256 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 10:14:49,713 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 145 for LOIs [2022-12-14 10:14:50,466 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__methaneQuery with input of size 143 for LOIs [2022-12-14 10:14:50,636 INFO L197 IcfgInterpreter]: Interpreting procedure changeMethaneLevel with input of size 114 for LOIs [2022-12-14 10:14:50,643 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 10:14:56,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1515665929] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:14:56,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 10:14:56,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15, 12, 12] total 44 [2022-12-14 10:14:56,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113862038] [2022-12-14 10:14:56,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:14:56,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-12-14 10:14:56,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:14:56,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-12-14 10:14:56,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=1604, Unknown=0, NotChecked=0, Total=1892 [2022-12-14 10:14:56,545 INFO L87 Difference]: Start difference. First operand 160 states and 194 transitions. Second operand has 15 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 4 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-12-14 10:14:58,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:14:58,937 INFO L93 Difference]: Finished difference Result 379 states and 461 transitions. [2022-12-14 10:14:58,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-14 10:14:58,938 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 4 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) Word has length 38 [2022-12-14 10:14:58,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:14:58,940 INFO L225 Difference]: With dead ends: 379 [2022-12-14 10:14:58,940 INFO L226 Difference]: Without dead ends: 221 [2022-12-14 10:14:58,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 84 SyntacticMatches, 3 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=356, Invalid=1900, Unknown=0, NotChecked=0, Total=2256 [2022-12-14 10:14:58,942 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 71 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-14 10:14:58,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 214 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-14 10:14:58,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2022-12-14 10:14:58,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 215. [2022-12-14 10:14:58,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 140 states have (on average 1.1857142857142857) internal successors, (166), 152 states have internal predecessors, (166), 39 states have call successors, (39), 35 states have call predecessors, (39), 35 states have return successors, (47), 38 states have call predecessors, (47), 39 states have call successors, (47) [2022-12-14 10:14:58,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 252 transitions. [2022-12-14 10:14:58,968 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 252 transitions. Word has length 38 [2022-12-14 10:14:58,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:14:58,969 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 252 transitions. [2022-12-14 10:14:58,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 4 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2022-12-14 10:14:58,969 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 252 transitions. [2022-12-14 10:14:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 10:14:58,970 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:14:58,970 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:14:58,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 10:14:59,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:14:59,173 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:14:59,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:14:59,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1468656941, now seen corresponding path program 1 times [2022-12-14 10:14:59,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:14:59,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405860563] [2022-12-14 10:14:59,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:14:59,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:14:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:14:59,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 10:14:59,408 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:14:59,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405860563] [2022-12-14 10:14:59,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405860563] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:14:59,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1855480748] [2022-12-14 10:14:59,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:14:59,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:14:59,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:14:59,409 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:14:59,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 10:14:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:14:59,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 10:14:59,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:14:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 10:14:59,626 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 10:14:59,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 10:14:59,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1855480748] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 10:14:59,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [959644637] [2022-12-14 10:14:59,909 INFO L159 IcfgInterpreter]: Started Sifa with 40 locations of interest [2022-12-14 10:14:59,909 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 10:14:59,910 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 10:14:59,910 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 10:14:59,910 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 10:15:00,672 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 114 for LOIs [2022-12-14 10:15:00,679 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 134 for LOIs [2022-12-14 10:15:01,077 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__methaneQuery with input of size 131 for LOIs [2022-12-14 10:15:01,413 INFO L197 IcfgInterpreter]: Interpreting procedure isMethaneAlarm with input of size 132 for LOIs [2022-12-14 10:15:01,575 INFO L197 IcfgInterpreter]: Interpreting procedure isMethaneLevelCritical with input of size 43 for LOIs [2022-12-14 10:15:01,578 INFO L197 IcfgInterpreter]: Interpreting procedure changeMethaneLevel with input of size 112 for LOIs [2022-12-14 10:15:01,584 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 10:15:10,407 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3076#(and (not (= |timeShift___utac_acc__Specification1_spec__1_~tmp~6#1| 0)) (= ~head~0.offset 0) (= ~pumpRunning~0 |timeShift_isPumpRunning_~retValue_acc~1#1|) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= |old(~pumpRunning~0)| 0) (= |timeShift_isPumpRunning_#res#1| |timeShift_isPumpRunning_~retValue_acc~1#1|) (<= |timeShift___utac_acc__Specification1_spec__1_~tmp~6#1| 1) (<= 2 |old(~waterLevel~0)|) (= |timeShift___utac_acc__Specification1_spec__1_~tmp~6#1| ~methaneLevelCritical~0) (<= 0 ~methaneLevelCritical~0) (= ~head~0.base 0) (= |#NULL.offset| 0) (= |timeShift_isPumpRunning_#res#1| |timeShift___utac_acc__Specification1_spec__1_~tmp___0~2#1|) (<= 0 |#StackHeapBarrier|) (= ~pumpRunning~0 1) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))' at error location [2022-12-14 10:15:10,408 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 10:15:10,408 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 10:15:10,408 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12, 12] total 31 [2022-12-14 10:15:10,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192245556] [2022-12-14 10:15:10,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 10:15:10,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-12-14 10:15:10,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:15:10,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-12-14 10:15:10,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=421, Invalid=3119, Unknown=0, NotChecked=0, Total=3540 [2022-12-14 10:15:10,410 INFO L87 Difference]: Start difference. First operand 215 states and 252 transitions. Second operand has 31 states, 22 states have (on average 2.8181818181818183) internal successors, (62), 22 states have internal predecessors, (62), 7 states have call successors, (16), 6 states have call predecessors, (16), 13 states have return successors, (16), 14 states have call predecessors, (16), 7 states have call successors, (16) [2022-12-14 10:15:14,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:15:14,599 INFO L93 Difference]: Finished difference Result 903 states and 1188 transitions. [2022-12-14 10:15:14,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2022-12-14 10:15:14,600 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 22 states have (on average 2.8181818181818183) internal successors, (62), 22 states have internal predecessors, (62), 7 states have call successors, (16), 6 states have call predecessors, (16), 13 states have return successors, (16), 14 states have call predecessors, (16), 7 states have call successors, (16) Word has length 41 [2022-12-14 10:15:14,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:15:14,602 INFO L225 Difference]: With dead ends: 903 [2022-12-14 10:15:14,602 INFO L226 Difference]: Without dead ends: 699 [2022-12-14 10:15:14,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 91 SyntacticMatches, 3 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8043 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=2164, Invalid=19592, Unknown=0, NotChecked=0, Total=21756 [2022-12-14 10:15:14,606 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 945 mSDsluCounter, 432 mSDsCounter, 0 mSdLazyCounter, 3848 mSolverCounterSat, 851 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 950 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 4699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 851 IncrementalHoareTripleChecker+Valid, 3848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-12-14 10:15:14,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [950 Valid, 478 Invalid, 4699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [851 Valid, 3848 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-12-14 10:15:14,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2022-12-14 10:15:14,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 557. [2022-12-14 10:15:14,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 368 states have (on average 1.1657608695652173) internal successors, (429), 395 states have internal predecessors, (429), 96 states have call successors, (96), 78 states have call predecessors, (96), 92 states have return successors, (127), 103 states have call predecessors, (127), 96 states have call successors, (127) [2022-12-14 10:15:14,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 652 transitions. [2022-12-14 10:15:14,666 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 652 transitions. Word has length 41 [2022-12-14 10:15:14,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:15:14,667 INFO L495 AbstractCegarLoop]: Abstraction has 557 states and 652 transitions. [2022-12-14 10:15:14,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 22 states have (on average 2.8181818181818183) internal successors, (62), 22 states have internal predecessors, (62), 7 states have call successors, (16), 6 states have call predecessors, (16), 13 states have return successors, (16), 14 states have call predecessors, (16), 7 states have call successors, (16) [2022-12-14 10:15:14,667 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 652 transitions. [2022-12-14 10:15:14,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 10:15:14,669 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:15:14,669 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-14 10:15:14,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 10:15:14,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:15:14,870 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:15:14,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:15:14,870 INFO L85 PathProgramCache]: Analyzing trace with hash 522009207, now seen corresponding path program 1 times [2022-12-14 10:15:14,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:15:14,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779805483] [2022-12-14 10:15:14,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:15:14,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:15:14,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:15:14,951 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 10:15:14,951 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:15:14,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779805483] [2022-12-14 10:15:14,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779805483] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:15:14,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:15:14,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 10:15:14,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906546757] [2022-12-14 10:15:14,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:15:14,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 10:15:14,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:15:14,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 10:15:14,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 10:15:14,953 INFO L87 Difference]: Start difference. First operand 557 states and 652 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-14 10:15:15,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:15:15,069 INFO L93 Difference]: Finished difference Result 1033 states and 1229 transitions. [2022-12-14 10:15:15,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 10:15:15,070 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 58 [2022-12-14 10:15:15,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:15:15,072 INFO L225 Difference]: With dead ends: 1033 [2022-12-14 10:15:15,072 INFO L226 Difference]: Without dead ends: 533 [2022-12-14 10:15:15,073 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 10:15:15,073 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 44 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 10:15:15,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 85 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 10:15:15,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2022-12-14 10:15:15,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 487. [2022-12-14 10:15:15,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 318 states have (on average 1.128930817610063) internal successors, (359), 342 states have internal predecessors, (359), 86 states have call successors, (86), 69 states have call predecessors, (86), 82 states have return successors, (109), 90 states have call predecessors, (109), 86 states have call successors, (109) [2022-12-14 10:15:15,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 554 transitions. [2022-12-14 10:15:15,119 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 554 transitions. Word has length 58 [2022-12-14 10:15:15,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:15:15,120 INFO L495 AbstractCegarLoop]: Abstraction has 487 states and 554 transitions. [2022-12-14 10:15:15,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-14 10:15:15,120 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 554 transitions. [2022-12-14 10:15:15,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-14 10:15:15,122 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:15:15,122 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-12-14 10:15:15,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 10:15:15,122 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:15:15,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:15:15,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1179489706, now seen corresponding path program 1 times [2022-12-14 10:15:15,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:15:15,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678409566] [2022-12-14 10:15:15,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:15:15,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:15:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:15:15,294 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 10:15:15,294 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:15:15,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678409566] [2022-12-14 10:15:15,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678409566] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:15:15,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686747309] [2022-12-14 10:15:15,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:15:15,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:15:15,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:15:15,295 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:15:15,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 10:15:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:15:15,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 10:15:15,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:15:15,435 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 10:15:15,436 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:15:15,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686747309] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:15:15,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 10:15:15,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [12] total 17 [2022-12-14 10:15:15,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383491918] [2022-12-14 10:15:15,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:15:15,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-14 10:15:15,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:15:15,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-14 10:15:15,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2022-12-14 10:15:15,438 INFO L87 Difference]: Start difference. First operand 487 states and 554 transitions. Second operand has 11 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (11), 2 states have call predecessors, (11), 5 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-14 10:15:15,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:15:15,756 INFO L93 Difference]: Finished difference Result 965 states and 1129 transitions. [2022-12-14 10:15:15,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-12-14 10:15:15,756 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (11), 2 states have call predecessors, (11), 5 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) Word has length 77 [2022-12-14 10:15:15,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:15:15,757 INFO L225 Difference]: With dead ends: 965 [2022-12-14 10:15:15,757 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 10:15:15,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=574, Unknown=0, NotChecked=0, Total=650 [2022-12-14 10:15:15,759 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 51 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 10:15:15,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 378 Invalid, 417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 410 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 10:15:15,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 10:15:15,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 10:15:15,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 10:15:15,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 10:15:15,760 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2022-12-14 10:15:15,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:15:15,760 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 10:15:15,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (11), 2 states have call predecessors, (11), 5 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-14 10:15:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 10:15:15,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 10:15:15,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 10:15:15,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 10:15:15,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:15:15,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 10:15:26,180 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 158 164) no Hoare annotation was computed. [2022-12-14 10:15:26,180 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 158 164) the Hoare annotation is: true [2022-12-14 10:15:26,181 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 530 541) the Hoare annotation is: (or (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~systemActive~0)) [2022-12-14 10:15:26,181 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 530 541) no Hoare annotation was computed. [2022-12-14 10:15:26,181 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 542 550) the Hoare annotation is: true [2022-12-14 10:15:26,181 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 542 550) no Hoare annotation was computed. [2022-12-14 10:15:26,181 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 335 364) no Hoare annotation was computed. [2022-12-14 10:15:26,181 INFO L899 garLoopResultBuilder]: For program point L349(lines 349 353) no Hoare annotation was computed. [2022-12-14 10:15:26,181 INFO L902 garLoopResultBuilder]: At program point L349-1(lines 349 353) the Hoare annotation is: true [2022-12-14 10:15:26,181 INFO L902 garLoopResultBuilder]: At program point L345-2(lines 345 359) the Hoare annotation is: true [2022-12-14 10:15:26,181 INFO L902 garLoopResultBuilder]: At program point L341(line 341) the Hoare annotation is: true [2022-12-14 10:15:26,181 INFO L899 garLoopResultBuilder]: For program point L341-1(line 341) no Hoare annotation was computed. [2022-12-14 10:15:26,181 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 335 364) the Hoare annotation is: true [2022-12-14 10:15:26,181 INFO L902 garLoopResultBuilder]: At program point L360(lines 335 364) the Hoare annotation is: true [2022-12-14 10:15:26,181 INFO L899 garLoopResultBuilder]: For program point L356(line 356) no Hoare annotation was computed. [2022-12-14 10:15:26,181 INFO L895 garLoopResultBuilder]: At program point L206(line 206) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |timeShift_processEnvironment_~tmp~2#1| ~methaneLevelCritical~0) (= ~methaneLevelCritical~0 0))))) [2022-12-14 10:15:26,181 INFO L895 garLoopResultBuilder]: At program point L198(line 198) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or (not (= |old(~pumpRunning~0)| 0)) .cse0))) [2022-12-14 10:15:26,181 INFO L899 garLoopResultBuilder]: For program point L198-1(line 198) no Hoare annotation was computed. [2022-12-14 10:15:26,182 INFO L895 garLoopResultBuilder]: At program point L483(line 483) the Hoare annotation is: (let ((.cse49 (= ~methaneLevelCritical~0 0))) (let ((.cse50 (select |#memory_int| 1)) (.cse47 (= ~pumpRunning~0 0)) (.cse2 (not .cse49))) (let ((.cse37 (not (= ~methaneLevelCritical~0 1))) (.cse1 (or (and .cse47 .cse2) (and .cse49 (= ~pumpRunning~0 1)))) (.cse3 (= 0 ~systemActive~0)) (.cse0 (= |timeShift_processEnvironment_~tmp~2#1| ~methaneLevelCritical~0)) (.cse4 (not (= (select |#length| 12) 25))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (= (select .cse50 0) 48))) (.cse7 (not (= |#NULL.offset| 0))) (.cse8 (not (= 9 (select |#length| 11)))) (.cse9 (not (= 9 (select |#length| 5)))) (.cse10 (not (= 30 (select |#length| 7)))) (.cse11 (not (= 31 (select |#length| 2)))) (.cse12 (not (= (select |#valid| 12) 1))) (.cse13 (not (= 2 (select |#length| 1)))) (.cse14 (not (= 9 (select |#length| 14)))) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse16 (not (= 1 ~systemActive~0))) (.cse17 (not (= (select |#length| 15) 25))) (.cse18 (not (= (select |#valid| 6) 1))) (.cse19 (not (< 0 |#StackHeapBarrier|))) (.cse20 (not (= (select |#valid| 3) 1))) (.cse21 (not (= ~head~0.offset 0))) (.cse22 (not (= (select |#valid| 11) 1))) (.cse23 (not (= (select |#length| 9) 21))) (.cse24 (not (= 30 (select |#length| 10)))) (.cse25 (not (= (select |#valid| 15) 1))) (.cse26 (not (= (select |#length| 6) 21))) (.cse27 (not (= 1 (select |#valid| 5)))) (.cse28 (not (= (select |#length| 8) 9))) (.cse29 (not (= (select |#length| 3) 12))) (.cse30 (not (= (select |#valid| 0) 0))) (.cse31 (not (= (select .cse50 1) 0))) (.cse32 (not (= (select |#valid| 1) 1))) (.cse33 (not (= (select |#valid| 8) 1))) (.cse34 (not (= 30 (select |#length| 13)))) (.cse35 (not (= (select |#valid| 4) 1))) (.cse36 (not (= |#NULL.base| 0))) (.cse38 (not (= (select |#valid| 7) 1))) (.cse39 (not (= (select |#valid| 10) 1))) (.cse40 (not (= (select |#valid| 14) 1))) (.cse41 (not (= (select |#valid| 13) 1))) (.cse42 (not (= 30 (select |#length| 4)))) (.cse43 (not (= (select |#valid| 2) 1))) (.cse44 (not (= (select |#valid| 9) 1))) (.cse45 (not (= ~head~0.base 0))) (.cse46 (not (= ~cleanupTimeShifts~0 4)))) (and (or (and .cse0 .cse1) .cse2 (not (= |old(~pumpRunning~0)| 1)) .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 (= |old(~waterLevel~0)| ~waterLevel~0) .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46) (let ((.cse48 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and .cse47 .cse0) (and .cse48 .cse47) (and .cse37 .cse1) .cse3 (and .cse48 .cse0 .cse49))) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse2 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 (and .cse47 (= ~waterLevel~0 1)) .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46))))) [2022-12-14 10:15:26,182 INFO L899 garLoopResultBuilder]: For program point L483-1(line 483) no Hoare annotation was computed. [2022-12-14 10:15:26,182 INFO L895 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: (let ((.cse41 (select |#memory_int| 1))) (let ((.cse0 (not (= (select |#length| 12) 25))) (.cse1 (not (= (select .cse41 0) 48))) (.cse2 (not (= |#NULL.offset| 0))) (.cse3 (not (= 9 (select |#length| 11)))) (.cse4 (not (= 9 (select |#length| 5)))) (.cse5 (not (= 30 (select |#length| 7)))) (.cse6 (not (= 31 (select |#length| 2)))) (.cse7 (not (= (select |#valid| 12) 1))) (.cse8 (not (= 2 (select |#length| 1)))) (.cse9 (not (= 9 (select |#length| 14)))) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse11 (not (= 1 ~systemActive~0))) (.cse12 (not (= (select |#length| 15) 25))) (.cse13 (not (= (select |#valid| 6) 1))) (.cse14 (not (< 0 |#StackHeapBarrier|))) (.cse15 (not (= (select |#valid| 3) 1))) (.cse16 (not (= ~head~0.offset 0))) (.cse17 (not (= (select |#valid| 11) 1))) (.cse18 (not (= (select |#length| 9) 21))) (.cse19 (not (= 30 (select |#length| 10)))) (.cse20 (not (= (select |#valid| 15) 1))) (.cse21 (not (= (select |#length| 6) 21))) (.cse22 (not (= 1 (select |#valid| 5)))) (.cse23 (not (= (select |#length| 8) 9))) (.cse24 (not (= (select |#length| 3) 12))) (.cse25 (not (= (select |#valid| 0) 0))) (.cse26 (not (= (select .cse41 1) 0))) (.cse27 (not (= (select |#valid| 1) 1))) (.cse28 (not (= (select |#valid| 8) 1))) (.cse29 (not (= 30 (select |#length| 13)))) (.cse30 (not (= (select |#valid| 4) 1))) (.cse31 (not (= |#NULL.base| 0))) (.cse32 (not (= (select |#valid| 7) 1))) (.cse33 (not (= (select |#valid| 10) 1))) (.cse34 (not (= (select |#valid| 14) 1))) (.cse35 (not (= (select |#valid| 13) 1))) (.cse36 (not (= 30 (select |#length| 4)))) (.cse37 (not (= (select |#valid| 2) 1))) (.cse38 (not (= (select |#valid| 9) 1))) (.cse39 (not (= ~head~0.base 0))) (.cse40 (not (= ~cleanupTimeShifts~0 4)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 (not (= ~methaneLevelCritical~0 0)) .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 (= ~waterLevel~0 1) .cse36 .cse37 .cse38 .cse39 .cse40) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 (not (= ~methaneLevelCritical~0 1)) .cse32 .cse33 (= |old(~waterLevel~0)| ~waterLevel~0) .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40)))) [2022-12-14 10:15:26,183 INFO L895 garLoopResultBuilder]: At program point L211-1(lines 192 216) the Hoare annotation is: (let ((.cse49 (= ~methaneLevelCritical~0 0))) (let ((.cse50 (select |#memory_int| 1)) (.cse47 (= ~pumpRunning~0 0)) (.cse2 (not .cse49))) (let ((.cse37 (not (= ~methaneLevelCritical~0 1))) (.cse1 (or (and .cse47 .cse2) (and .cse49 (= ~pumpRunning~0 1)))) (.cse3 (= 0 ~systemActive~0)) (.cse0 (= |timeShift_processEnvironment_~tmp~2#1| ~methaneLevelCritical~0)) (.cse4 (not (= (select |#length| 12) 25))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (= (select .cse50 0) 48))) (.cse7 (not (= |#NULL.offset| 0))) (.cse8 (not (= 9 (select |#length| 11)))) (.cse9 (not (= 9 (select |#length| 5)))) (.cse10 (not (= 30 (select |#length| 7)))) (.cse11 (not (= 31 (select |#length| 2)))) (.cse12 (not (= (select |#valid| 12) 1))) (.cse13 (not (= 2 (select |#length| 1)))) (.cse14 (not (= 9 (select |#length| 14)))) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse16 (not (= 1 ~systemActive~0))) (.cse17 (not (= (select |#length| 15) 25))) (.cse18 (not (= (select |#valid| 6) 1))) (.cse19 (not (< 0 |#StackHeapBarrier|))) (.cse20 (not (= (select |#valid| 3) 1))) (.cse21 (not (= ~head~0.offset 0))) (.cse22 (not (= (select |#valid| 11) 1))) (.cse23 (not (= (select |#length| 9) 21))) (.cse24 (not (= 30 (select |#length| 10)))) (.cse25 (not (= (select |#valid| 15) 1))) (.cse26 (not (= (select |#length| 6) 21))) (.cse27 (not (= 1 (select |#valid| 5)))) (.cse28 (not (= (select |#length| 8) 9))) (.cse29 (not (= (select |#length| 3) 12))) (.cse30 (not (= (select |#valid| 0) 0))) (.cse31 (not (= (select .cse50 1) 0))) (.cse32 (not (= (select |#valid| 1) 1))) (.cse33 (not (= (select |#valid| 8) 1))) (.cse34 (not (= 30 (select |#length| 13)))) (.cse35 (not (= (select |#valid| 4) 1))) (.cse36 (not (= |#NULL.base| 0))) (.cse38 (not (= (select |#valid| 7) 1))) (.cse39 (not (= (select |#valid| 10) 1))) (.cse40 (not (= (select |#valid| 14) 1))) (.cse41 (not (= (select |#valid| 13) 1))) (.cse42 (not (= 30 (select |#length| 4)))) (.cse43 (not (= (select |#valid| 2) 1))) (.cse44 (not (= (select |#valid| 9) 1))) (.cse45 (not (= ~head~0.base 0))) (.cse46 (not (= ~cleanupTimeShifts~0 4)))) (and (or (and .cse0 .cse1) .cse2 (not (= |old(~pumpRunning~0)| 1)) .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 (= |old(~waterLevel~0)| ~waterLevel~0) .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46) (let ((.cse48 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and .cse47 .cse0) (and .cse48 .cse47) (and .cse37 .cse1) .cse3 (and .cse48 .cse0 .cse49))) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse2 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 (and .cse47 (= ~waterLevel~0 1)) .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46))))) [2022-12-14 10:15:26,183 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 145 151) no Hoare annotation was computed. [2022-12-14 10:15:26,183 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 134 157) the Hoare annotation is: (let ((.cse42 (select |#memory_int| 1))) (let ((.cse0 (not (= (select |#length| 12) 25))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= (select .cse42 0) 48))) (.cse3 (not (= |#NULL.offset| 0))) (.cse4 (not (= 9 (select |#length| 11)))) (.cse5 (not (= 9 (select |#length| 5)))) (.cse6 (not (= 30 (select |#length| 7)))) (.cse7 (not (= 31 (select |#length| 2)))) (.cse8 (not (= (select |#valid| 12) 1))) (.cse9 (not (= 2 (select |#length| 1)))) (.cse10 (not (= 9 (select |#length| 14)))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse12 (not (= 1 ~systemActive~0))) (.cse13 (not (= (select |#length| 15) 25))) (.cse14 (not (= (select |#valid| 6) 1))) (.cse15 (not (< 0 |#StackHeapBarrier|))) (.cse16 (not (= (select |#valid| 3) 1))) (.cse17 (not (= ~head~0.offset 0))) (.cse18 (not (= (select |#valid| 11) 1))) (.cse19 (not (= (select |#length| 9) 21))) (.cse20 (not (= 30 (select |#length| 10)))) (.cse21 (not (= (select |#valid| 15) 1))) (.cse22 (not (= (select |#length| 6) 21))) (.cse23 (not (= 1 (select |#valid| 5)))) (.cse24 (not (= (select |#length| 8) 9))) (.cse25 (not (= (select |#length| 3) 12))) (.cse26 (not (= (select |#valid| 0) 0))) (.cse27 (not (= (select .cse42 1) 0))) (.cse28 (not (= (select |#valid| 1) 1))) (.cse29 (not (= (select |#valid| 8) 1))) (.cse30 (not (= 30 (select |#length| 13)))) (.cse31 (not (= (select |#valid| 4) 1))) (.cse32 (not (= |#NULL.base| 0))) (.cse33 (not (= (select |#valid| 7) 1))) (.cse34 (not (= (select |#valid| 10) 1))) (.cse35 (not (= (select |#valid| 14) 1))) (.cse36 (not (= (select |#valid| 13) 1))) (.cse37 (not (= 30 (select |#length| 4)))) (.cse38 (not (= (select |#valid| 2) 1))) (.cse39 (not (= (select |#valid| 9) 1))) (.cse40 (not (= ~head~0.base 0))) (.cse41 (not (= ~cleanupTimeShifts~0 4)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0)) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 (not (= ~methaneLevelCritical~0 1)) .cse33 .cse34 (= |old(~waterLevel~0)| ~waterLevel~0) .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 (not (= ~methaneLevelCritical~0 0)) .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 (= ~waterLevel~0 1) .cse37 .cse38 .cse39 .cse40 .cse41)))) [2022-12-14 10:15:26,183 INFO L895 garLoopResultBuilder]: At program point L472(line 472) the Hoare annotation is: (= 0 ~systemActive~0) [2022-12-14 10:15:26,183 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 134 157) no Hoare annotation was computed. [2022-12-14 10:15:26,183 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 137 156) no Hoare annotation was computed. [2022-12-14 10:15:26,183 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 495) no Hoare annotation was computed. [2022-12-14 10:15:26,183 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 472) no Hoare annotation was computed. [2022-12-14 10:15:26,184 INFO L895 garLoopResultBuilder]: At program point L200(lines 200 208) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |timeShift_processEnvironment_~tmp~2#1| ~methaneLevelCritical~0)) .cse0))) [2022-12-14 10:15:26,184 INFO L895 garLoopResultBuilder]: At program point L485(lines 485 498) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0))) (let ((.cse53 (select |#memory_int| 1)) (.cse50 (= ~pumpRunning~0 0)) (.cse6 (not .cse2)) (.cse52 (= ~pumpRunning~0 1)) (.cse7 (= |timeShift___utac_acc__Specification1_spec__1_~tmp~6#1| 0))) (let ((.cse3 (= 0 ~systemActive~0)) (.cse1 (not .cse7)) (.cse40 (not (= ~methaneLevelCritical~0 1))) (.cse5 (or (and .cse50 .cse6) (and .cse2 .cse52))) (.cse4 (= |timeShift_processEnvironment_~tmp~2#1| ~methaneLevelCritical~0)) (.cse8 (not (= (select |#length| 12) 25))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse9 (not (= (select .cse53 0) 48))) (.cse10 (not (= |#NULL.offset| 0))) (.cse11 (not (= 9 (select |#length| 11)))) (.cse12 (not (= 9 (select |#length| 5)))) (.cse13 (not (= 30 (select |#length| 7)))) (.cse14 (not (= 31 (select |#length| 2)))) (.cse15 (not (= (select |#valid| 12) 1))) (.cse16 (not (= 2 (select |#length| 1)))) (.cse17 (not (= 9 (select |#length| 14)))) (.cse18 (not (= |old(~waterLevel~0)| 1))) (.cse19 (not (= 1 ~systemActive~0))) (.cse20 (not (= (select |#length| 15) 25))) (.cse21 (not (= (select |#valid| 6) 1))) (.cse22 (not (< 0 |#StackHeapBarrier|))) (.cse23 (not (= (select |#valid| 3) 1))) (.cse24 (not (= ~head~0.offset 0))) (.cse25 (not (= (select |#valid| 11) 1))) (.cse26 (not (= (select |#length| 9) 21))) (.cse27 (not (= 30 (select |#length| 10)))) (.cse28 (not (= (select |#valid| 15) 1))) (.cse29 (not (= (select |#length| 6) 21))) (.cse30 (not (= 1 (select |#valid| 5)))) (.cse31 (not (= (select |#length| 8) 9))) (.cse32 (not (= (select |#length| 3) 12))) (.cse33 (not (= (select |#valid| 0) 0))) (.cse34 (not (= (select .cse53 1) 0))) (.cse35 (not (= (select |#valid| 1) 1))) (.cse36 (not (= (select |#valid| 8) 1))) (.cse37 (not (= 30 (select |#length| 13)))) (.cse38 (not (= (select |#valid| 4) 1))) (.cse39 (not (= |#NULL.base| 0))) (.cse41 (not (= (select |#valid| 7) 1))) (.cse42 (not (= (select |#valid| 10) 1))) (.cse43 (not (= (select |#valid| 14) 1))) (.cse44 (not (= (select |#valid| 13) 1))) (.cse45 (not (= 30 (select |#length| 4)))) (.cse46 (not (= (select |#valid| 2) 1))) (.cse47 (not (= (select |#valid| 9) 1))) (.cse48 (not (= ~head~0.base 0))) (.cse49 (not (= ~cleanupTimeShifts~0 4)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and .cse4 .cse5) .cse6 (not (= |old(~pumpRunning~0)| 1)) .cse3) (or .cse6 .cse7 .cse3) (or .cse8 .cse0 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 (= |old(~waterLevel~0)| ~waterLevel~0) .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49) (let ((.cse51 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and .cse50 .cse4) (and .cse51 .cse50) .cse3 (and (or .cse1 .cse52) .cse40 .cse5) (and .cse51 .cse4 .cse2))) (or .cse8 .cse0 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse6 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 (and .cse50 (= ~waterLevel~0 1)) .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49))))) [2022-12-14 10:15:26,184 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 213) no Hoare annotation was computed. [2022-12-14 10:15:26,184 INFO L895 garLoopResultBuilder]: At program point L485-1(lines 477 501) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0))) (let ((.cse54 (= ~pumpRunning~0 1)) (.cse53 (= ~pumpRunning~0 0)) (.cse7 (not .cse1))) (let ((.cse10 (= |timeShift___utac_acc__Specification1_spec__1_~tmp~6#1| 0)) (.cse8 (and .cse53 .cse7)) (.cse9 (and .cse1 .cse54)) (.cse56 (select |#memory_int| 1))) (let ((.cse11 (not (= (select |#length| 12) 25))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse12 (not (= (select .cse56 0) 48))) (.cse13 (not (= |#NULL.offset| 0))) (.cse14 (not (= 9 (select |#length| 11)))) (.cse15 (not (= 9 (select |#length| 5)))) (.cse16 (not (= 30 (select |#length| 7)))) (.cse17 (not (= 31 (select |#length| 2)))) (.cse18 (not (= (select |#valid| 12) 1))) (.cse19 (not (= 2 (select |#length| 1)))) (.cse20 (not (= 9 (select |#length| 14)))) (.cse21 (not (= |old(~waterLevel~0)| 1))) (.cse22 (not (= 1 ~systemActive~0))) (.cse23 (not (= (select |#length| 15) 25))) (.cse24 (not (= (select |#valid| 6) 1))) (.cse25 (not (< 0 |#StackHeapBarrier|))) (.cse26 (not (= (select |#valid| 3) 1))) (.cse27 (not (= ~head~0.offset 0))) (.cse28 (not (= (select |#valid| 11) 1))) (.cse29 (not (= (select |#length| 9) 21))) (.cse30 (not (= 30 (select |#length| 10)))) (.cse31 (not (= (select |#valid| 15) 1))) (.cse32 (not (= (select |#length| 6) 21))) (.cse33 (not (= 1 (select |#valid| 5)))) (.cse34 (not (= (select |#length| 8) 9))) (.cse35 (not (= (select |#length| 3) 12))) (.cse36 (not (= (select |#valid| 0) 0))) (.cse37 (not (= (select .cse56 1) 0))) (.cse38 (not (= (select |#valid| 1) 1))) (.cse39 (not (= (select |#valid| 8) 1))) (.cse40 (not (= 30 (select |#length| 13)))) (.cse41 (not (= (select |#valid| 4) 1))) (.cse42 (not (= |#NULL.base| 0))) (.cse44 (not (= (select |#valid| 7) 1))) (.cse45 (not (= (select |#valid| 10) 1))) (.cse46 (not (= (select |#valid| 14) 1))) (.cse47 (not (= (select |#valid| 13) 1))) (.cse48 (not (= 30 (select |#length| 4)))) (.cse49 (not (= (select |#valid| 2) 1))) (.cse50 (not (= (select |#valid| 9) 1))) (.cse51 (not (= ~head~0.base 0))) (.cse52 (not (= ~cleanupTimeShifts~0 4))) (.cse6 (or .cse8 .cse9)) (.cse5 (= |timeShift_processEnvironment_~tmp~2#1| ~methaneLevelCritical~0)) (.cse4 (= 0 ~systemActive~0)) (.cse2 (not .cse10)) (.cse3 (= |timeShift___utac_acc__Specification1_spec__1_~tmp___0~2#1| 0)) (.cse43 (not (= ~methaneLevelCritical~0 1)))) (and (or .cse0 .cse1 (and .cse2 .cse3) .cse4) (or (and .cse5 .cse6) .cse7 (not (= |old(~pumpRunning~0)| 1)) .cse4) (or .cse8 .cse9 .cse10 .cse4) (or .cse11 .cse0 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 (= |old(~waterLevel~0)| ~waterLevel~0) .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52) (or .cse11 .cse0 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse7 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 (and .cse53 (= ~waterLevel~0 1)) .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52) (let ((.cse55 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and .cse53 .cse5) (and .cse10 .cse6 .cse54) (and .cse55 .cse5 .cse1 .cse10) (and .cse55 .cse53) .cse4 (and .cse2 .cse53 .cse3 .cse43)))))))) [2022-12-14 10:15:26,184 INFO L902 garLoopResultBuilder]: At program point L419-2(lines 419 426) the Hoare annotation is: true [2022-12-14 10:15:26,184 INFO L899 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2022-12-14 10:15:26,184 INFO L895 garLoopResultBuilder]: At program point L85-1(lines 85 91) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2022-12-14 10:15:26,184 INFO L895 garLoopResultBuilder]: At program point L110(lines 65 112) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (and (= ~pumpRunning~0 0) .cse0 .cse1) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2022-12-14 10:15:26,184 INFO L895 garLoopResultBuilder]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (and (= ~pumpRunning~0 0) .cse0 .cse1) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2022-12-14 10:15:26,185 INFO L895 garLoopResultBuilder]: At program point L103-2(lines 95 108) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2022-12-14 10:15:26,185 INFO L899 garLoopResultBuilder]: For program point L66(lines 65 112) no Hoare annotation was computed. [2022-12-14 10:15:26,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 10:15:26,185 INFO L895 garLoopResultBuilder]: At program point L87(line 87) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2022-12-14 10:15:26,185 INFO L902 garLoopResultBuilder]: At program point L116(lines 55 120) the Hoare annotation is: true [2022-12-14 10:15:26,185 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 81) no Hoare annotation was computed. [2022-12-14 10:15:26,185 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2022-12-14 10:15:26,185 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2022-12-14 10:15:26,185 INFO L895 garLoopResultBuilder]: At program point L113(lines 64 114) the Hoare annotation is: false [2022-12-14 10:15:26,185 INFO L895 garLoopResultBuilder]: At program point L419(lines 419 426) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (= (select |#length| 15) 25) (= 9 (select |#length| 5)) (= (select |#length| 9) 21) (= 30 (select |#length| 7)) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= ~pumpRunning~0 0) (= (select |#valid| 9) 1) (= (select |#length| 12) 25) (= (select |#valid| 11) 1) (= ~methaneLevelCritical~0 0) (= 30 (select |#length| 4)) (= 31 (select |#length| 2)) (= ~head~0.offset 0) (= 2 (select |#length| 1)) (= (select |#length| 8) 9) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 30 (select |#length| 13)) (= 1 ~systemActive~0) (= 30 (select |#length| 10)) (= (select |#valid| 12) 1) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= (select |#length| 6) 21) (= (select |#valid| 14) 1) (= 9 (select |#length| 14)) (= (select |#valid| 0) 0) (= ~head~0.base 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= 9 (select |#length| 11)) (= ~waterLevel~0 1) (= (select .cse0 0) 48) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~5#1|) (= (select |#valid| 6) 1) (= (select .cse0 1) 0) (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_valid_product_~retValue_acc~5#1| 1) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))) [2022-12-14 10:15:26,185 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 518 529) no Hoare annotation was computed. [2022-12-14 10:15:26,185 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 518 529) the Hoare annotation is: true [2022-12-14 10:15:26,186 INFO L895 garLoopResultBuilder]: At program point L180(line 180) the Hoare annotation is: (let ((.cse46 (select |#memory_int| 1))) (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= (select |#length| 12) 25))) (.cse3 (not (= (select .cse46 0) 48))) (.cse4 (not (= |#NULL.offset| 0))) (.cse5 (not (= 9 (select |#length| 11)))) (.cse6 (not (= 9 (select |#length| 5)))) (.cse7 (not (= 30 (select |#length| 7)))) (.cse8 (not (= 31 (select |#length| 2)))) (.cse9 (not (= (select |#valid| 12) 1))) (.cse10 (not (= 2 (select |#length| 1)))) (.cse11 (not (= 9 (select |#length| 14)))) (.cse12 (not (= 1 ~systemActive~0))) (.cse13 (not (= (select |#length| 15) 25))) (.cse14 (not (= (select |#valid| 6) 1))) (.cse15 (not (< 0 |#StackHeapBarrier|))) (.cse16 (not (= (select |#valid| 3) 1))) (.cse17 (not (= ~head~0.offset 0))) (.cse18 (and (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~tmp___0~1#1| 0) (= |processEnvironment__wrappee__methaneQuery_isHighWaterSensorDry_~retValue_acc~8#1| 1) (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~retValue_acc~2#1| |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~tmp___0~1#1|) (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_#res#1| |processEnvironment__wrappee__methaneQuery_~tmp~1#1|) (= |processEnvironment__wrappee__methaneQuery_isHighWaterSensorDry_#res#1| |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~tmp~4#1|) (= |processEnvironment__wrappee__methaneQuery_isHighWaterSensorDry_#res#1| |processEnvironment__wrappee__methaneQuery_isHighWaterSensorDry_~retValue_acc~8#1|) (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~retValue_acc~2#1| |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_#res#1|))) (.cse19 (not (= (select |#valid| 11) 1))) (.cse20 (not (= (select |#length| 9) 21))) (.cse21 (not (= 30 (select |#length| 10)))) (.cse22 (not (= (select |#valid| 15) 1))) (.cse23 (not (= (select |#length| 6) 21))) (.cse24 (not (= 1 (select |#valid| 5)))) (.cse25 (not (= (select |#length| 8) 9))) (.cse26 (not (= (select |#length| 3) 12))) (.cse27 (not (= (select |#valid| 0) 0))) (.cse28 (not (= (select .cse46 1) 0))) (.cse29 (not (= (select |#valid| 1) 1))) (.cse30 (not (= (select |#valid| 8) 1))) (.cse31 (not (= 30 (select |#length| 13)))) (.cse32 (not (= (select |#valid| 4) 1))) (.cse33 (not (= |#NULL.base| 0))) (.cse34 (not (= (select |#valid| 7) 1))) (.cse35 (not (= (select |#valid| 10) 1))) (.cse36 (not (= (select |#valid| 14) 1))) (.cse37 (not (= (select |#valid| 13) 1))) (.cse38 (not (= 30 (select |#length| 4)))) (.cse39 (not (= (select |#valid| 2) 1))) (.cse40 (not (= (select |#valid| 9) 1))) (.cse41 (not (= ~head~0.base 0))) (.cse42 (not (= ~cleanupTimeShifts~0 4))) (.cse43 (not (= ~methaneLevelCritical~0 0))) (.cse44 (= ~pumpRunning~0 0)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse45 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 (not (= ~methaneLevelCritical~0 1)) .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42) (or .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse43 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42) (or .cse43 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse44) .cse45) (or (and .cse44 (or (= |processEnvironment__wrappee__methaneQuery_~tmp~1#1| 1) (= |processEnvironment__wrappee__methaneQuery_~tmp~1#1| 0))) .cse2 .cse45)))) [2022-12-14 10:15:26,186 INFO L899 garLoopResultBuilder]: For program point L174(lines 174 182) no Hoare annotation was computed. [2022-12-14 10:15:26,186 INFO L895 garLoopResultBuilder]: At program point L170(lines 170 187) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~methaneLevelCritical~0 0)) .cse0))) [2022-12-14 10:15:26,186 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 166 190) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~methaneLevelCritical~0 0)) .cse0))) [2022-12-14 10:15:26,186 INFO L895 garLoopResultBuilder]: At program point L230(line 230) the Hoare annotation is: (let ((.cse45 (select |#memory_int| 1))) (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= (select |#length| 12) 25))) (.cse3 (not (= (select .cse45 0) 48))) (.cse4 (not (= |#NULL.offset| 0))) (.cse5 (not (= 9 (select |#length| 11)))) (.cse6 (not (= 9 (select |#length| 5)))) (.cse7 (not (= 30 (select |#length| 7)))) (.cse8 (not (= 31 (select |#length| 2)))) (.cse9 (not (= (select |#valid| 12) 1))) (.cse10 (not (= 2 (select |#length| 1)))) (.cse11 (not (= 9 (select |#length| 14)))) (.cse12 (not (= 1 ~systemActive~0))) (.cse13 (not (= (select |#length| 15) 25))) (.cse14 (not (= (select |#valid| 6) 1))) (.cse15 (not (< 0 |#StackHeapBarrier|))) (.cse16 (not (= (select |#valid| 3) 1))) (.cse17 (not (= ~head~0.offset 0))) (.cse18 (not (= (select |#valid| 11) 1))) (.cse19 (not (= (select |#length| 9) 21))) (.cse20 (not (= 30 (select |#length| 10)))) (.cse21 (not (= (select |#valid| 15) 1))) (.cse22 (not (= (select |#length| 6) 21))) (.cse23 (not (= 1 (select |#valid| 5)))) (.cse24 (not (= (select |#length| 8) 9))) (.cse25 (not (= (select |#length| 3) 12))) (.cse26 (not (= (select |#valid| 0) 0))) (.cse42 (not (= ~methaneLevelCritical~0 0))) (.cse27 (not (= (select .cse45 1) 0))) (.cse28 (not (= (select |#valid| 1) 1))) (.cse29 (not (= (select |#valid| 8) 1))) (.cse30 (not (= 30 (select |#length| 13)))) (.cse31 (not (= (select |#valid| 4) 1))) (.cse32 (not (= |#NULL.base| 0))) (.cse33 (not (= (select |#valid| 7) 1))) (.cse34 (not (= (select |#valid| 10) 1))) (.cse35 (not (= (select |#valid| 14) 1))) (.cse36 (not (= (select |#valid| 13) 1))) (.cse37 (not (= 30 (select |#length| 4)))) (.cse38 (not (= (select |#valid| 2) 1))) (.cse39 (not (= (select |#valid| 9) 1))) (.cse40 (not (= ~head~0.base 0))) (.cse41 (not (= ~cleanupTimeShifts~0 4))) (.cse43 (= ~pumpRunning~0 0)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse44 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 (not (= ~methaneLevelCritical~0 1)) .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41) (or .cse42 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse43) .cse44) (or .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse42 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41) (or (and .cse43 (or (= |processEnvironment__wrappee__methaneQuery_~tmp~1#1| 1) (= |processEnvironment__wrappee__methaneQuery_~tmp~1#1| 0))) .cse2 .cse44)))) [2022-12-14 10:15:26,186 INFO L895 garLoopResultBuilder]: At program point L230-1(line 230) the Hoare annotation is: (let ((.cse45 (select |#memory_int| 1))) (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= (select |#length| 12) 25))) (.cse5 (not (= (select .cse45 0) 48))) (.cse6 (not (= |#NULL.offset| 0))) (.cse7 (not (= 9 (select |#length| 11)))) (.cse8 (not (= 9 (select |#length| 5)))) (.cse9 (not (= 30 (select |#length| 7)))) (.cse10 (not (= 31 (select |#length| 2)))) (.cse11 (not (= (select |#valid| 12) 1))) (.cse12 (not (= 2 (select |#length| 1)))) (.cse13 (not (= 9 (select |#length| 14)))) (.cse14 (not (= 1 ~systemActive~0))) (.cse15 (not (= (select |#length| 15) 25))) (.cse16 (not (= (select |#valid| 6) 1))) (.cse17 (not (< 0 |#StackHeapBarrier|))) (.cse18 (not (= (select |#valid| 3) 1))) (.cse19 (not (= ~head~0.offset 0))) (.cse20 (not (= (select |#valid| 11) 1))) (.cse21 (not (= (select |#length| 9) 21))) (.cse22 (not (= 30 (select |#length| 10)))) (.cse23 (not (= (select |#valid| 15) 1))) (.cse24 (not (= (select |#length| 6) 21))) (.cse25 (not (= 1 (select |#valid| 5)))) (.cse26 (not (= (select |#length| 8) 9))) (.cse27 (not (= (select |#length| 3) 12))) (.cse28 (not (= (select |#valid| 0) 0))) (.cse44 (not (= ~methaneLevelCritical~0 0))) (.cse29 (not (= (select .cse45 1) 0))) (.cse30 (not (= (select |#valid| 1) 1))) (.cse31 (not (= (select |#valid| 8) 1))) (.cse32 (not (= 30 (select |#length| 13)))) (.cse33 (not (= (select |#valid| 4) 1))) (.cse34 (not (= |#NULL.base| 0))) (.cse35 (not (= (select |#valid| 7) 1))) (.cse36 (not (= (select |#valid| 10) 1))) (.cse37 (not (= (select |#valid| 14) 1))) (.cse38 (not (= (select |#valid| 13) 1))) (.cse39 (not (= 30 (select |#length| 4)))) (.cse40 (not (= (select |#valid| 2) 1))) (.cse41 (not (= (select |#valid| 9) 1))) (.cse42 (not (= ~head~0.base 0))) (.cse43 (not (= ~cleanupTimeShifts~0 4)))) (and (or .cse0 (and .cse1 (= |processEnvironment__wrappee__methaneQuery_activatePump_#t~ret10#1| ~methaneLevelCritical~0) (or (= |processEnvironment__wrappee__methaneQuery_~tmp~1#1| 1) (= |processEnvironment__wrappee__methaneQuery_~tmp~1#1| 0))) .cse2) (or .cse3 .cse4 .cse0 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 (not (= ~methaneLevelCritical~0 1)) .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43) (or .cse44 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse44 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43)))) [2022-12-14 10:15:26,186 INFO L895 garLoopResultBuilder]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~methaneLevelCritical~0 0)) .cse0))) [2022-12-14 10:15:26,186 INFO L899 garLoopResultBuilder]: For program point L185-1(lines 166 190) no Hoare annotation was computed. [2022-12-14 10:15:26,187 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 166 190) no Hoare annotation was computed. [2022-12-14 10:15:26,187 INFO L902 garLoopResultBuilder]: At program point L255(line 255) the Hoare annotation is: true [2022-12-14 10:15:26,187 INFO L899 garLoopResultBuilder]: For program point L255-1(line 255) no Hoare annotation was computed. [2022-12-14 10:15:26,187 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 250 260) no Hoare annotation was computed. [2022-12-14 10:15:26,187 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 250 260) the Hoare annotation is: true [2022-12-14 10:15:26,189 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:15:26,190 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 10:15:26,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 10:15:26 BoogieIcfgContainer [2022-12-14 10:15:26,217 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 10:15:26,218 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 10:15:26,218 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 10:15:26,218 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 10:15:26,218 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:14:46" (3/4) ... [2022-12-14 10:15:26,220 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 10:15:26,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-12-14 10:15:26,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-12-14 10:15:26,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-12-14 10:15:26,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-12-14 10:15:26,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-12-14 10:15:26,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-12-14 10:15:26,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-12-14 10:15:26,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-12-14 10:15:26,229 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2022-12-14 10:15:26,230 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-12-14 10:15:26,230 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 10:15:26,230 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 10:15:26,230 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 10:15:26,248 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[15] == 25 && 9 == unknown-#length-unknown[5]) && unknown-#length-unknown[9] == 21) && 30 == unknown-#length-unknown[7]) && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && pumpRunning == 0) && \valid[9] == 1) && unknown-#length-unknown[12] == 25) && \valid[11] == 1) && methaneLevelCritical == 0) && 30 == unknown-#length-unknown[4]) && 31 == unknown-#length-unknown[2]) && head == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[8] == 9) && \valid[3] == 1) && \valid[7] == 1) && 30 == unknown-#length-unknown[13]) && 1 == systemActive) && 30 == unknown-#length-unknown[10]) && \valid[12] == 1) && \valid[4] == 1) && \valid[1] == 1) && unknown-#length-unknown[6] == 21) && \valid[14] == 1) && 9 == unknown-#length-unknown[14]) && \valid[0] == 0) && head == 0) && \valid[2] == 1) && #NULL == 0) && 9 == unknown-#length-unknown[11]) && waterLevel == 1) && unknown-#memory_int-unknown[1][0] == 48) && \result == tmp) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && retValue_acc == \result) && \valid[10] == 1) && \valid[8] == 1) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0 [2022-12-14 10:15:26,248 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || 0 == systemActive) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || \old(waterLevel) == waterLevel) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || waterLevel == 1) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) [2022-12-14 10:15:26,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == methaneLevelCritical && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1))) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || \old(waterLevel) == waterLevel) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((((pumpRunning == 0 && tmp == methaneLevelCritical) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || (!(methaneLevelCritical == 1) && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1)))) || 0 == systemActive) || ((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && methaneLevelCritical == 0))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || (pumpRunning == 0 && waterLevel == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) [2022-12-14 10:15:26,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(pumpRunning) == 0) || pumpRunning == 0) || 0 == systemActive) && ((pumpRunning == \old(pumpRunning) || !(methaneLevelCritical == 0)) || 0 == systemActive) [2022-12-14 10:15:26,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || 0 == systemActive) && ((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) || 0 == systemActive) [2022-12-14 10:15:26,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\old(pumpRunning) == 0) || !(tmp == 0)) || methaneLevelCritical == 0) || 0 == systemActive) && ((((tmp == methaneLevelCritical && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1))) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((!(methaneLevelCritical == 0) || tmp == 0) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || \old(waterLevel) == waterLevel) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((((pumpRunning == 0 && tmp == methaneLevelCritical) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || 0 == systemActive) || (((!(tmp == 0) || pumpRunning == 1) && !(methaneLevelCritical == 1)) && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1)))) || ((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && methaneLevelCritical == 0))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || (pumpRunning == 0 && waterLevel == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) [2022-12-14 10:15:26,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\old(pumpRunning) == 0) || methaneLevelCritical == 0) || (!(tmp == 0) && tmp___0 == 0)) || 0 == systemActive) && ((((tmp == methaneLevelCritical && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1))) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1)) || tmp == 0) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || \old(waterLevel) == waterLevel) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || (pumpRunning == 0 && waterLevel == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((((pumpRunning == 0 && tmp == methaneLevelCritical) || ((tmp == 0 && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1))) && pumpRunning == 1)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && methaneLevelCritical == 0) && tmp == 0)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || 0 == systemActive) || (((!(tmp == 0) && pumpRunning == 0) && tmp___0 == 0) && !(methaneLevelCritical == 1))) [2022-12-14 10:15:26,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || ((pumpRunning == 0 && aux-isMethaneAlarm()-aux == methaneLevelCritical) && (tmp == 1 || tmp == 0))) || 0 == systemActive) && ((((((((((((((((((((((((((((((((((((((((((!(waterLevel == 1) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(methaneLevelCritical == 0) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((!(waterLevel == 1) || !(unknown-#length-unknown[12] == 25)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) [2022-12-14 10:15:26,263 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 10:15:26,263 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 10:15:26,264 INFO L158 Benchmark]: Toolchain (without parser) took 40749.63ms. Allocated memory was 138.4MB in the beginning and 243.3MB in the end (delta: 104.9MB). Free memory was 97.5MB in the beginning and 184.2MB in the end (delta: -86.7MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2022-12-14 10:15:26,264 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 138.4MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 10:15:26,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.54ms. Allocated memory is still 138.4MB. Free memory was 97.1MB in the beginning and 78.6MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 10:15:26,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.41ms. Allocated memory is still 138.4MB. Free memory was 78.6MB in the beginning and 76.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 10:15:26,265 INFO L158 Benchmark]: Boogie Preprocessor took 19.07ms. Allocated memory is still 138.4MB. Free memory was 76.5MB in the beginning and 74.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 10:15:26,265 INFO L158 Benchmark]: RCFGBuilder took 451.46ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 74.8MB in the beginning and 138.3MB in the end (delta: -63.5MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2022-12-14 10:15:26,265 INFO L158 Benchmark]: TraceAbstraction took 39927.12ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 137.1MB in the beginning and 190.5MB in the end (delta: -53.4MB). Peak memory consumption was 154.2MB. Max. memory is 16.1GB. [2022-12-14 10:15:26,265 INFO L158 Benchmark]: Witness Printer took 45.69ms. Allocated memory is still 243.3MB. Free memory was 190.5MB in the beginning and 184.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 10:15:26,266 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 138.4MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.54ms. Allocated memory is still 138.4MB. Free memory was 97.1MB in the beginning and 78.6MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.41ms. Allocated memory is still 138.4MB. Free memory was 78.6MB in the beginning and 76.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.07ms. Allocated memory is still 138.4MB. Free memory was 76.5MB in the beginning and 74.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 451.46ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 74.8MB in the beginning and 138.3MB in the end (delta: -63.5MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * TraceAbstraction took 39927.12ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 137.1MB in the beginning and 190.5MB in the end (delta: -53.4MB). Peak memory consumption was 154.2MB. Max. memory is 16.1GB. * Witness Printer took 45.69ms. Allocated memory is still 243.3MB. Free memory was 190.5MB in the beginning and 184.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 472]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.9s, OverallIterations: 8, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1218 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1200 mSDsluCounter, 1703 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1292 mSDsCounter, 922 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4970 IncrementalHoareTripleChecker+Invalid, 5892 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 922 mSolverCounterUnsat, 411 mSDtfsCounter, 4970 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 502 GetRequests, 266 SyntacticMatches, 6 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8865 ImplicationChecksByTransitivity, 19.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=557occurred in iteration=6, InterpolantAutomatonStates: 151, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 202 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 1133 PreInvPairs, 1329 NumberOfFragments, 5429 HoareAnnotationTreeSize, 1133 FomulaSimplifications, 3067 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 37 FomulaSimplificationsInter, 38967 FormulaSimplificationTreeSizeReductionInter, 9.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 444 NumberOfCodeBlocks, 444 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 510 ConstructedInterpolants, 0 QuantifiedInterpolants, 1600 SizeOfPredicates, 25 NumberOfNonLiveVariables, 742 ConjunctsInSsa, 91 ConjunctsInUnsatCore, 13 InterpolantComputations, 6 PerfectInterpolantSequences, 90/101 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 2.4s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 24, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 24, TOOLS_POST_TIME: 0.7s, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME: 1.3s, TOOLS_POST_RETURN_APPLICATIONS: 8, TOOLS_POST_RETURN_TIME: 0.3s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 43, TOOLS_QUANTIFIERELIM_TIME: 2.2s, TOOLS_QUANTIFIERELIM_MAX_TIME: 1.0s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 66, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME: 0.1s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 24, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 8, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME: 0.1s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.1s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 297, DAG_COMPRESSION_RETAINED_NODES: 105, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) && !(0 == systemActive)) || ((methaneLevelCritical == 0 && splverifierCounter == 0) && !(0 == systemActive)) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && !(0 == systemActive) - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[15] == 25 && 9 == unknown-#length-unknown[5]) && unknown-#length-unknown[9] == 21) && 30 == unknown-#length-unknown[7]) && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && pumpRunning == 0) && \valid[9] == 1) && unknown-#length-unknown[12] == 25) && \valid[11] == 1) && methaneLevelCritical == 0) && 30 == unknown-#length-unknown[4]) && 31 == unknown-#length-unknown[2]) && head == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[8] == 9) && \valid[3] == 1) && \valid[7] == 1) && 30 == unknown-#length-unknown[13]) && 1 == systemActive) && 30 == unknown-#length-unknown[10]) && \valid[12] == 1) && \valid[4] == 1) && \valid[1] == 1) && unknown-#length-unknown[6] == 21) && \valid[14] == 1) && 9 == unknown-#length-unknown[14]) && \valid[0] == 0) && head == 0) && \valid[2] == 1) && #NULL == 0) && 9 == unknown-#length-unknown[11]) && waterLevel == 1) && unknown-#memory_int-unknown[1][0] == 48) && \result == tmp) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && retValue_acc == \result) && \valid[10] == 1) && \valid[8] == 1) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && retValue_acc == 1) && cleanupTimeShifts == 4) && #NULL == 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: (((((((!(\old(pumpRunning) == 0) || !(tmp == 0)) || methaneLevelCritical == 0) || 0 == systemActive) && ((((tmp == methaneLevelCritical && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1))) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((!(methaneLevelCritical == 0) || tmp == 0) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || \old(waterLevel) == waterLevel) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((((pumpRunning == 0 && tmp == methaneLevelCritical) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || 0 == systemActive) || (((!(tmp == 0) || pumpRunning == 1) && !(methaneLevelCritical == 1)) && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1)))) || ((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && methaneLevelCritical == 0))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || (pumpRunning == 0 && waterLevel == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || 0 == systemActive) && ((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) || 0 == systemActive) - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: ((((((tmp == methaneLevelCritical && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1))) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || \old(waterLevel) == waterLevel) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((((pumpRunning == 0 && tmp == methaneLevelCritical) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || (!(methaneLevelCritical == 1) && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1)))) || 0 == systemActive) || ((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && methaneLevelCritical == 0))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || (pumpRunning == 0 && waterLevel == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 == systemActive - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: (((((((!(\old(pumpRunning) == 0) || methaneLevelCritical == 0) || (!(tmp == 0) && tmp___0 == 0)) || 0 == systemActive) && ((((tmp == methaneLevelCritical && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1))) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1)) || tmp == 0) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || \old(waterLevel) == waterLevel) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || (pumpRunning == 0 && waterLevel == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((((pumpRunning == 0 && tmp == methaneLevelCritical) || ((tmp == 0 && ((pumpRunning == 0 && !(methaneLevelCritical == 0)) || (methaneLevelCritical == 0 && pumpRunning == 1))) && pumpRunning == 1)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && methaneLevelCritical == 0) && tmp == 0)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || 0 == systemActive) || (((!(tmp == 0) && pumpRunning == 0) && tmp___0 == 0) && !(methaneLevelCritical == 1))) - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || ((pumpRunning == 0 && aux-isMethaneAlarm()-aux == methaneLevelCritical) && (tmp == 1 || tmp == 0))) || 0 == systemActive) && ((((((((((((((((((((((((((((((((((((((((((!(waterLevel == 1) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((!(methaneLevelCritical == 0) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((!(waterLevel == 1) || !(unknown-#length-unknown[12] == 25)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0) || pumpRunning == 0) || 0 == systemActive) && ((pumpRunning == \old(pumpRunning) || !(methaneLevelCritical == 0)) || 0 == systemActive) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || 0 == systemActive) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(methaneLevelCritical == 1)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || \old(waterLevel) == waterLevel) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || waterLevel == 1) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) RESULT: Ultimate proved your program to be correct! [2022-12-14 10:15:26,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1845120-7857-4840-ad8a-098cd650ac3b/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE